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SCHLUMBERGER OILFIELD SERVICES

SUGAR LAND, TX US

1. 20110044574 METHODS AND SYSTEMS OF INSTALLING CABLE FOR MEASUREMENT OF A PHYSICAL PARAMETER 02-24-2011
2. 20110042144 STEERABLE DRILLING SYSTEM - comprising a bottom hole assembly including an upper section and a steering section 02-24-2011
3. 20110042079 METHOD AND APPARATUS FOR PIPE-CONVEYED WELL LOGGING 02-24-2011
4. 20110042073 GRAVITY INTERPRETATION WORKFLOW IN INJECTION WELLS 02-24-2011
5. 20110042072 METHOD AND SYSTEM FOR USING WIRELINE CONFIGURABLE WELLBORE INSTRUMENTS WITH A WIRED PIPE STRING 02-24-2011
6. 20110042071 CLEAN FLUID SAMPLE FOR DOWNHOLE MEASUREMENTS 02-24-2011
7. 20110042070 FLUID DENSITY FROM DOWNHOLE OPTICAL MEASUREMENTS 02-24-2011
8. 20110040501 REAL-TIME MEASUREMENT OF RESERVOIR FLUID PROPERTIES 02-17-2011
9. 20110036632 CONTROL SYSTEMS AND METHODS FOR DIRECTIONAL DRILLING UTILIZING THE SAME 02-17-2011
10. 20110036593 FORMATION OF FLOW CONDUITS UNDER PRESSURE 02-17-2011
11. 20110036558 SPOOLING APPARATUS FOR WELL INTERVENTION SYSTEM 02-17-2011
12. 20110035152 AUTONOMOUS WELLBORE NAVIGATION DEVICE - borehole apparatus capable of autonomously estimating its position in a borehole and controlling the actions of 02-10-2011
13. 20110032117 APPARATUS FOR RECEIVING AND TRANSMITTING SIGNALS IN ELECTROMAGNETIC TELEMETRY SYSTEM USED IN A WELLBORE 02-10-2011
14. 20110031022 DIRECTIONAL DRILLING SYSTEM - comprises a main drill bit 24 rotatable about a main bit axis 26 a pilot drill bit 34 rotatable about a pilot bit axis 36 02-10-2011
15. 20110031016 COLLISION AVOIDANCE SYSTEM WITH OFFSET WELLBORE VIBRATION ANALYSIS 02-10-2011
16. 20110031015 SYSTEM AND METHOD FOR MANAGING AND/OR USING DATA FOR TOOLS IN A WELLBORE 02-10-2011
17. 20110018735 ACOUSTIC COMMUNICATION APPARATUS FOR USE WITH DOWNHOLE TOOLS 01-27-2011
18. 20110017512 INSTRUMENTATION OF APPRAISAL WELL FOR TELEMETRY 01-27-2011
19. 20110012620 CORRECTION FACTORS FOR ELECTROMAGNETIC MEASUREMENTS MADE THROUGH CONDUCTIVE MATERIAL 01-20-2011
20. 20110012015 Apparatus and Methods for Measuring Formation Characteristics 01-20-2011
21. 20110011583 SYSTEMS AND METHODS TO FILTER AND COLLECT DOWNHOLE FLUID 01-20-2011
22. 20110011174 RETRIEVABLE DOWNHOLE TESTING TOOL - that is adapted to be temporarily installed in a well is disclosed 01-20-2011
23. 20110011157 GAS CHROMATOGRAPH COLUMN WITH CARBON NANOTUBE-BEARING CHANNEL 01-20-2011
24. 20110011156 NATURAL GAS ANALYZER ON A MICRO-CHIP - miniaturized gas analyzer formed onto a micro-chip and a method of separating components from a composite gas 01-20-2011
25. 20110005746 SURFACE FORMATION MONITORING SYSTEM AND METHOD 01-13-2011
26. 20110005745 SAMPLING AND EVALUATION OF SUBTERRANEAN FORMATION FLUID 01-13-2011
27. 20110004408 ESTIMATING SIGMA LOG BEYOND THE MEASUREMENTS POINTS 01-06-2011
28. 20110002443 High Voltage X-Ray Generator and Related Oil Well Formation Analysis Apparatus and Method 01-06-2011
29. 20110001482 Electromagnetic Survey Using Naturally Occurring Electromagnetic Fields as a Source 01-06-2011
30. 20110000683 DEPLOYMENT OF A WIRELINE TOOL - Apparatus and a method for deploying a wireline tool in a borehole 01-06-2011
31. 20100327154 METHODS FOR CALIBRATION OF PULSED NEUTRON LOGGING 12-30-2010
32. 20100326727 FORMATION EVALUATION WHILE DRILLING - apparatus comprising a fluid communication device configured to extend from a drill string and establish fluid 12-30-2010
33. 20100324826 DETERMINATION OF COMPLEX DIELECTRIC CONSTANTS FROM ELECTROMAGNETIC PROPAGATION MEASUREMENTS 12-23-2010
34. 20100321023 ATTENUATION OF ELECTROMAGNETIC SIGNALS PASSING THROUGH CONDUCTIVE MATERIAL 12-23-2010
35. 20100321022 APPARATUS AND SYSTEM FOR WELL PLACEMENT AND RESERVOIR CHARACTERIZATION 12-23-2010
36. 20100319995 SELF-CIRCULATING DRILL BIT - drilling system comprising a drive shaft having a fluid flow conduit extending therethrough 12-23-2010
37. 20100319991 Wall Contact Caliper Instruments for Use in a Drill String 12-23-2010
38. 20100319912 FOCUSED SAMPLING OF FORMATION FLUIDS - apparatus for obtaining a fluid at a position within a wellbore that penetrates a subterranean formation includes 12-23-2010
39. 20100319779 THREE-POSITION FLUID VALVE FOR DOWNHOLE USE 12-23-2010
40. 20100314174 FLOW DIVERTER FOR DRILLING - apparatus for drilling a borehole in a well is provided 12-16-2010
41. 20100314173 METHODS OF DRILLING WITH A DOWNHOLE DRILLING MACHINE 12-16-2010
42. 20100314169 Wideband Mud Pump Noise Cancelation Method for Wellbore Telemetry 12-16-2010
43. 20100314122 METHOD AND SYSTEM FOR SUBSEA INTERVENTION USING A DYNAMIC SEAL 12-16-2010
44. 20100314119 APPARATUS AND METHODS FOR WELL-BORE WALL SURFACE FINISHING 12-16-2010
45. 20100312478 LOG PROCESSING IN HIGHLY DEVIATED WELLBORES 12-09-2010
46. 20100308832 Determining Correction Factors Representing Effects of Different Portions of a Lining Structure 12-09-2010
47. 20100307769 FLUID CONTROL MODULES FOR USE WITH DOWNHOLE TOOLS 12-09-2010
48. 20100307741 TOOL FOR DOWNHOLE FORMATION EVALUATION - apparatus for determining a property of a downhole formation the apparatus comprising: an array having a 12-09-2010
49. 20100307738 WELL CLEANING APPARATUS - apparatus for removing debris from a well is provided 12-09-2010
50. 20100305863 Characterizing an Earth Subterranean Structure by Iteratively Performing Inversion Based on a Function 12-02-2010
51. 20100303570 ADJUSTABLE DRILL BIT - rotary drill bit is provided comprising a bit body, which includes a connecting portion for connection to a conveyance and a 12-02-2010
52. 20100300751 MOTOR COOLING RADIATORS FOR USE IN DOWNHOLE ENVIRONMENTS 12-02-2010
53. 20100300698 WIRED SLIP JOINT - Embodiments of the invention disclose systems, apparatuses, and methods of measurement performed by pipe conveyed tools 12-02-2010
54. 20100300685 METHOD AND SYSTEM FOR USING WIRELINE CONFIGURABLE WELLBORE INSTRUMENTS WITH A WIRED PIPE STRING 12-02-2010
55. 20100300494 FILTER CARTRIDGE, AND DEVICE AND METHOD FOR CLEANING A FILTER CARTRIDGE 12-02-2010
56. 20100299078 CHROMATOGRAPHY DATA PROCESSING METHOD AND SYSTEM 11-25-2010
57. 20100298175 LOST CIRCULATION MATERIAL FOR OILFIELD USE 11-25-2010
58. 20100294569 METHODS FOR CUTTINGS FOR A WIRELINE DRILLING TOOL 11-25-2010
59. 20100294505 SYSTEM AND METHOD FOR FORMING CONNECTIONS WITH A COMPLIANT GUIDE 11-25-2010
60. 20100294480 SENSOR DEPLOYMENT - Apparatus and the methods for deploying a sensor in the formation down a borehole 11-25-2010
61. 20100283788 VISUALIZATION SYSTEM FOR A DOWNHOLE TOOL 11-11-2010
62. 20100283490 DETERMINING FORMATION PROPERTIES WHILE DRILLING 11-11-2010
63. 20100283486 SYSTEM AND METHOD TO MEASURE DIELECTRIC CONSTANT IN A SUBTERRANEAN WELL 11-11-2010
64. 20100282959 DOWNHOLE FLUID SPECTROSCOPY - example method for determining a partial density of a compound in a downhole fluid may comprise exposing the downhole 11-11-2010
65. 20100282518 DRAINAGE METHOD FOR MULTILAYER RESERVOIRS 11-11-2010
66. 20100282478 Activation-Device Launcher For A Cementing Head 11-11-2010
67. 20100277177 ANALYSIS OF SUBSURFACE ELECTROMAGNETIC DATA THROUGH INVERSION WITH CONSTRAINED CASING CORRECTION COEFFICIENTS 11-04-2010
68. 20100277176 LOGGING TOOL HAVING SHIELDED TRIAXIAL ANTENNAS 11-04-2010
69. 20100277165 METHOD FOR DETERMINING WETTABILITY OF AN OIL RESERVOIR 11-04-2010
70. 20100276197 MEASUREMENTS WHILE DRILLING OR CORING USING A WIRELINE DRILLING MACHINE 11-04-2010
71. 20100274546 METHODS AND SYSTEMS OF PLANNING A PROCEDURE FOR CLEANING A WELLBORE 10-28-2010
72. 20100271232 ANTI-COLLISION METHOD FOR DRILLING WELLS 10-28-2010
73. 20100271019 PREDICTING PROPERTIES OF LIVE OILS FROM NMR MEASUREMENTS 10-28-2010
74. 20100264914 SYSTEM AND METHOD FOR ESTIMATING FORMATION CHARACTERISTICS IN A WELL 10-21-2010
75. 20100263862 FORMATION FLUID EVALUATION - In-situ formation fluid evaluation methods and apparatus configured to measure a first resonance frequency of a first fluid 10-21-2010
76. 20100263442 METHODS AND APPARATUS FOR ANALYZING A DOWNHOLE FLUID 10-21-2010
77. 20100263441 MULTIPLE STAGE MECHANICAL DRIFT TOOL - downhole tool for measuring a diameter within a borehole includes a mandrel having a first end and a second end 10-21-2010
78. 20100259268 ELECTROMAGNETIC LOGGING BETWEEN A CASED BOREHOLE AND SURFACE 10-14-2010
79. 20100259267 ELECTROMAGNETIC LOGGING BETWEEN BOREHOLE AND SURFACE 10-14-2010
80. 20100259266 METHOD FOR DETERMINING FLUID TYPE IN RESERVOIR 10-14-2010
81. 20100258310 COMPOSITIONS AND METHODS FOR SERVICING SUBTERRANEAN WELLS 10-14-2010
82. 20100253933 IN-LINE MERCURY DETECTOR FOR HYDROCARBON AND NATURAL GAS 10-07-2010
83. 20100250141 SUBSURFACE ELECTRICAL CONDUCTIVITY CONTRAST RECONSTRUCTION USING NARROW-BAND ELECTROMAGNETIC DATA AND FULLWAVE IMAGING 09-30-2010
84. 20100238445 METHOD AND APPARATUS FOR DETERMINING VOLUME FRACTIONS IN A MULTIPHASE FLOW 09-23-2010
85. 20100236786 SYSTEM AND METHOD FOR PERFORMING INTERVENTION OPERATIONS WITH A SUBSEA Y-TOOL 09-23-2010
86. 20100231221 Induction Coil Impedance Modeling using Equivalent Circuit Parameters 09-16-2010
87. 20100231220 SYSTEMS AND METHODS FOR ELECTROMAGNETIC DETECTION OF A FORMATION ANOMALY FROM A NEAR BIT LOCATION WHILE DRILLING 09-16-2010
88. 20100230113 MULTI-STAGE MODULATOR - Methods and systems for pulse generation assembly that includes a plurality of staged valves operably coupled serially in a 09-16-2010
89. 20100229623 DOWNHOLE DETERMINATION OF ASPHALTENE CONTENT 09-16-2010
90. 20100228485 METHOD FOR INTEGRATING RESERVOIR CHARGE MODELING AND DOWNHOLE FLUID ANALYSIS 09-09-2010
91. 20100225322 SYSTEM AND METHOD FOR ELEVATED SOURCE TO BOREHOLE ELECTROMAGNETIC SURVEY 09-09-2010
92. 20100224409 SYSTEM AND METHOD OF USING A SAVER SUB IN A DRILLING SYSTEM 09-09-2010
93. 20100218943 APPARATUS AND METHOD FOR FORMATION EVALUATION 09-02-2010
94. 20100206548 METHODS AND APPARATUS TO PERFORM STRESS TESTING OF GEOLOGICAL FORMATIONS 08-19-2010
95. 20100201540 SYSTEM AND METHOD FOR USING DUAL TELEMETRY 08-12-2010
96. 20100198569 DETERMINING BOREHOLE CORRECTED FORMATION PROPERTIES 08-05-2010
97. 20100195442 MUD PULSE TELEMETRY DATA MODULATION TECHNIQUE 08-05-2010
98. 20100193675 NEUTRON SHIELDING FOR DOWNHOLE TOOL - downhole tool for performing measurement of a formation 08-05-2010
99. 20100193187 DOWNHOLE FLUID FILTER - apparatus for testing a subterranean formation penetrated by a wellbore comprising a tool having a sample flow line an inlet 08-05-2010
100. 20100193184 SYSTEM AND METHOD OF MONITORING FLOW IN A WELLBORE 08-05-2010
101. 20100192684 PHASE SEPARATION DETECTION IN DOWNHOLE FLUID SAMPLING 08-05-2010
102. 20100191470 METHOD AND SYSTEM TO ESTIMATE FRACTURE APERTURE IN HORIZONTAL WELLS 07-29-2010
103. 20100187412 SIGMA MEASUREMENT DOWNHOLE - downhole tool and method for performing a base log sigma measurement of a formation 07-29-2010
104. 20100186951 MUD CAKE PROBE EXTENSION - formation pressure tester tool an elongated filter piston possibly having a tapered or sharp edge configured to penetrate mud 07-29-2010
105. 20100185395 SELECTING OPTIMAL WELLBORE TRAJECTORY WHILE DRILLING 07-22-2010
106. 20100185394 DEVICE FOR MEASURING A FLUID FLOW VELOCITY AND DIRECTION 07-22-2010
107. 20100181471 DOWNHOLE MASS SPECTROMETRY - method comprising using a first mass analyzer of a downhole tool to isolate specific ions within a sample received in the 07-22-2010
108. 20100180662 COMPOSITE MATERIALS AND CALIBRATION ASSEMBLIES USING THE SAME 07-22-2010
109. 20100176813 ANTENNA OF AN ELECTROMAGNETIC PROBE FOR INVESTIGATING GEOLOGICAL FORMATIONS 07-15-2010
110. 20100175925 PUMP CONTROL FOR FORMATION TESTING - while-drilling tool comprising a motor a transmission coupled to the motor and a pump comprising a first piston 07-15-2010
111. 20100172210 WELLBORE TELEMETRY AND NOISE CANCELLATION SYSTEMS AND METHODS FOR THE SAME 07-08-2010
112. 20100171639 WELLBORE TELEMETRY AND NOISE CANCELLATION SYSTEMS AND METHODS FOR THE SAME 07-08-2010
113. 20100171638 WELLBORE TELEMETRY AND NOISE CANCELLATION SYSTEMS AND METHODS FOR THE SAME 07-08-2010
114. 20100170718 FORMATION EVALUATION WHILE DRILLING - apparatus comprising a fluid communication device configured to extend from a drill string and establish fluid 07-08-2010
115. 20100170717 FORMATION EVALUATION WHILE DRILLING - apparatus comprising a fluid communication device configured to extend from a drill string and establish fluid 07-08-2010
116. 20100170682 INFLATABLE PACKER ASSEMBLY - Conventional formation evaluation with dual inflatable packers includes the steps of pressurizing the packers so as to 07-08-2010
117. 20100165788 ACOUSTIC TRANSCEIVER ASSEMBLY WITH BLOCKING ELEMENT 07-01-2010
118. 20100163243 INTERVENTION SYSTEM DYNAMIC SEAL AND COMPLIANT GUIDE 07-01-2010
119. 20100161228 METHOD FOR ESTIMATING FORMATION DIP USING COMBINED MULTIAXIAL INDUCTION AND FORMATION IMAGE MEASUREMENTS 06-24-2010
120. 20100161226 SYSTEM AND METHOD FOR GRAVITY MEASUREMENT IN A SUBTERRANEAN ENVIRONMENT 06-24-2010
121. 20100155054 DUMP BAILER - is disclosed herein comprising a tool body defining a chamber for containing a material to be deposited and an outlet in the tool body 06-24-2010
122. 20100154511 APPARATUS AND METHOD FOR MULTI-DIMENSIONAL GAS CHROMATOGRAPHY 06-24-2010
123. 20100149918 METHOD FOR DISPLAYING GEOLOGIC STRESS INFORMATION AND ITS APPLICATION TO GEOLOGIC INTERPRETATION 06-17-2010
124. 20100149056 DOWNHOLE TELEMETRY SYSTEM - EM antenna for location on a pipe surrounded by a casing 06-17-2010
125. 20100147045 FLEXIBLE DRILL SHAFT - method of making a flexible drill shaft 06-17-2010
126. 20100140496 DETECTION OF AN ELEMENT IN A FLOW - method of detecting an additional element from a plurality of other elements forming a multiphase flow 06-10-2010
127. 20100140140 GRAVITY SEPARATOR FOR A MULTI-PHASE EFFLUENT 06-10-2010
128. 20100139926 SYSTEM AND METHOD FOR PERFORMING INTERVENTION OPERATIONS WITH A COMPLIANT GUIDE 06-10-2010
129. 20100138168 APPARATUS AND A METHOD OF MEASURING THE FLOW OF A FLUID 06-03-2010
130. 20100134782 ELONGATE STRUCTURE CURVATURE SENSING DEVICE 06-03-2010
131. 20100134113 SINGLE-WELL THROUGH CASING INDUCTION LOGGING TOOL 06-03-2010
132. 20100134112 DETECTING ELECTRICAL CURRENT IN A MAGNETIC STRUCTURE 06-03-2010
133. 20100132449 SYSTEM AND METHOD FOR ANALYSIS OF WELL FLUID SAMPLES 06-03-2010
134. 20100127709 METHOD FOR ELECTRICAL INVESTIGATION OF A BOREHOLE 05-27-2010
135. 20100126717 INSTRUMENTED FORMATION TESTER FOR INJECTING AND MONITORING OF FLUIDS 05-27-2010
136. 20100122847 METHODS FOR VISUALIZING DISTANCES BETWEEN WELLBORE AND FORMATION BOUNDARIES 05-20-2010
137. 20100116978 GAIN STABILIZATION OF GAMMA-RAY SCINTILLATION DETECTOR 05-13-2010
138. 20100116552 METHODS AND APPARATUS FOR DOWNLOAD TRANSFER OF DRILL CUTTINGS 05-13-2010
139. 20100116046 SAMPLING DEVICE WITH DIAMOND-LIKE CARBON COATING 05-13-2010
140. 20100109664 METHOD FOR ESTIMATING THE FORMATION PRODUCTIVITY FROM NUCLEAR MAGNETIC RESONANCE MEASUREMENTS 05-06-2010
141. 20100108386 SYSTEM, APPARATUS, AND METHOD OF CONDUCTING MEASUREMENTS OF A BOREHOLE 05-06-2010
142. 20100108329 DOWNHOLE INJECTOR SYSTEM FOR CT AND WIRELINE DRILLING 05-06-2010
143. 20100101867 SELF-STABILIZED AND ANTI-WHIRL DRILL BITS AND BOTTOM-HOLE ASSEMBLIES AND SYSTEMS FOR USING THE SAME 04-29-2010
144. 20100101864 ANTI-WHIRL DRILL BITS, WELLSITE SYSTEMS, AND METHODS OF USING THE SAME 04-29-2010
145. 20100097066 Casing Correction in Non-magnetic Casing by the Measurement of the Impedance of a Transmitter or Receiver 04-22-2010
146. 20100095760 SHOCK AND VIBRATION ENVIRONMENTAL RECORDER FOR WELLBORE INSTRUMENTS 04-22-2010
147. 20100095759 METHOD AND APPARATUS FOR PRESSURE MEASUREMENTS IN WELL TESTING 04-22-2010
148. 20100090111 THERMALLY-PROTECTED SCINTILLATION DETECTOR 04-15-2010
149. 20100084145 Multiple Activation-Device Launcher For A Cementing Head 04-08-2010
150. 20100084144 INSTRUMENT CENTRALIZER CONFIGURABLE FOR USE WITH CEMENT EVALUATION WELL LOGGING INSTRUMENTS 04-08-2010
151. 20100083748 ELONGATED PROBE - formation testing probe assembly comprising an elongated packer having a surface configured to be urged by the probe assembly towards 04-08-2010
152. 20100082255 METHOD FOR BOREHOLE CORRECTION, FORMATION DIP AND AZIMUTH DETERMINATION AND RESISTIVITY DETERMINATION USING MULTIAXIAL INDUCTION MEASUREMENTS 04-01-2010
153. 20100081733 CEMENTING COMPOSITION COMPRISING WITHIN UN-REACTED CEMENT 04-01-2010
154. 20100076740 SYSTEM AND METHOD FOR WELL TEST DESIGN AND INTERPRETATION 03-25-2010
155. 20100071910 METHOD AND SYSTEM FOR USING WELLBORE INSTRUMENTS WITH A WIRED PIPE STRING 03-25-2010
156. 20100071794 ELECTRICALLY NON-CONDUCTIVE SLEEVE FOR USE IN WELLBORE INSTRUMENTATION 03-25-2010
157. 20100071188 WIRED DRILL PIPE HAVING CONDUCTIVE END CONNECTIONS 03-25-2010
158. 20100065272 Low Permeability Cement Systems for Steam Injection Application 03-18-2010
159. 20100052941 ELECTRICAL TRANSMISSION BETWEEN ROTATING AND NON-ROTATING MEMBERS 03-04-2010
160. 20100050762 METHODS AND APPARATUS TO PERFORM PRESSURE TESTING OF GEOLOGICAL FORMATIONS 03-04-2010
161. 20100047022 SUBSEA FLOW LINE PLUG REMEDIATION - technique enables removal of a hydrate plug or other similar plug from a deep water flow line 02-25-2010
162. 20100044036 TRACER INJECTOR TOOL FOR WELL INVESTIGATION 02-25-2010
163. 20100044034 SUBSURFACE TAGGING SYSTEM WITH WIRED TUBULARS 02-25-2010
164. 20100038091 SYSTEM AND METHOD FOR DEPLOYMENT OF A SUBSEA WELL INTERVENTION SYSTEM 02-18-2010
165. 20100030477 ELECTROMAGNETIC DIRECTIONAL MEASUREMENTS FOR NON-PARALLEL BED FORMATIONS 02-04-2010
166. 20100026998 METHODS AND APPARATUS FOR MICRO-IMAGING - Apparatus and method for investigating underground formations surrounding a borehole comprises: a drill bit 02-04-2010
167. 20100026293 METHOD FOR ESTIMATING FORMATION SKIN DAMAGE FROM NUCLEAR MAGNETIC RESONANCE MEASUREMENTS 02-04-2010
168. 20100026280 EXTRA BUCKING COILS AS AN ALTERNATIVE WAY TO BALANCE INDUCTION ARRAYS 02-04-2010
169. 20100025115 DIRECTIONAL CONTROL DRILLING SYSTEM - drilling system comprising: a non-rotating conveyance system 02-04-2010
170. 20100025036 Method and Apparatus for Selective Treatment of a Perforated Casing 02-04-2010
171. 20100024540 ADJUSTABLE TESTING TOOL AND METHOD OF USE 02-04-2010
172. 20100018708 Control of the Properties of Cement Slurries of Normal Densities With Optimized Polymers Combination 01-28-2010
173. 20100018704 FORMATION FLUID SAMPLING APPARATUS AND METHODS 01-28-2010
174. 20100017137 METHOD FOR ELECTROMAGNETICALLY MEASURING PHYSICAL PARAMETERS OF A PIPE 01-21-2010
175. 20100013487 TOOL FOR ELECTRICAL INVESTIGATION OF A BOREHOLE 01-21-2010
176. 20100012708 OILFIELD TOOLS COMPRISING MODIFIED-SOLDERED ELECTRONIC COMPONENTS AND METHODS OF MANUFACTURING SAME 01-21-2010
177. 20100011853 CONTACT-LESS SENSOR CARTRIDGE - sensor cartridge comprising: a protective housing the protective housing being resistant to downhole oilfield 01-21-2010
178. 20100006341 STEERABLE PILOTED DRILL BIT, DRILL SYSTEM, AND METHOD OF DRILLING CURVED BOREHOLES 01-14-2010
179. 20100006303 SHAPE MEMORY MATERIAL SEALS - shape memory sleeve to create an annular tightness 01-14-2010
180. 20100006284 DOWNHOLE CHARACTERIZATION OF FORMATION FLUID AS A FUNCTION OF TEMPERATURE 01-14-2010
181. 20090322553 ELECTROMAGNETIC WELLBORE TELEMETRY SYSTEM FOR TUBULAR STRINGS 12-31-2009
182. 20090321622 DETERMINING DOWNHOLE FLUID FLOW - Apparatus for determining properties of a borehole and a formation around the borehole 12-31-2009
183. 20090316528 JOB MONITORING METHODS AND APPARATUS FOR LOGGING-WHILE-DRILLING EQUIPMENT 12-24-2009
184. 20090314488 Electrically and/or Magnetically Active Coated Fibres for Wellbore Operations 12-24-2009
185. 20090309601 ELECTROMAGNETIC LOGGING APPARATUS AND METHOD 12-17-2009
186. 20090309600 MEASUREMENT OF FORMATION PARAMETERS USING ROTATING DIRECTIONAL EM ANTENNA 12-17-2009
187. 20090308657 MAGNETIC RANGING AND CONTROLLED EARTH BOREHOLE DRILLING 12-17-2009
188. 20090308617 WELLBORE INSTRUMENT MODULE HAVING MAGNETIC CLAMP FOR USE IN CASED WELLBORES 12-17-2009
189. 20090308600 METHODS AND APPARATUS TO DETERMINE THE COMPRESSIBILITY OF A FLUID 12-17-2009
190. 20090306897 METHODS AND APPARATUS TO DETECT CONTAMINANTS ON A FLUID SENSOR 12-10-2009
191. 20090302852 MEASURING CASING ATTENUATION COEFFICIENT FOR ELECTRO-MAGNETICS MEASUREMENTS 12-10-2009
192. 20090302221 APPARATUS AND METHOD FOR OPTICALLY DETERMINING THE PRESENCE OF CARBON DIOXIDE 12-10-2009
193. 20090301782 METHODS AND APPARATUS TO DETERMINE AND USE WELLBORE DIAMETERS 12-10-2009
194. 20090294174 DOWNHOLE SENSOR SYSTEM - method includes sensing a parameter in a well using a sensor disposed on a drillstring determining a position of the sensor in 12-03-2009
195. 20090294133 Injection Apparatus and Method - injection apparatus for injecting a chemical additive into a fluid mixture flowing in a well-bore 12-03-2009
196. 20090292472 Method for the Characterization of Geological Formations 11-26-2009
197. 20090288881 METHODS AND APPARATUS TO FORM A WELL - are disclosed 11-26-2009
198. 20090288819 System and Method for Improving Operational Characteristics 11-26-2009
199. 20090287416 METHOD AND SYSTEM FOR ANALYZING A LAMINATED SAND/SHALE FORMATION 11-19-2009
200. 20090283691 NEUTRON SHIELDING FOR DOWNHOLE TOOL - downhole tool for performing measurement of a formation 11-19-2009
201. 20090283355 SEISMIC WAVE GENERATION SYSTEMS AND METHODS FOR CASED WELLS 11-19-2009
202. 20090283266 APPARATUS AND METHOD FOR FORMATION EVALUATION 11-19-2009
203. 20090282907 METHODS AND APPARATUS TO CONTROL A FORMATION TESTING OPERATION BASED ON A MUDCAKE LEAKAGE 11-19-2009
204. 20090281731 Characterizing at Least One Property of a Liner that Lines a Well 11-12-2009
205. 20090277631 ROTATOR FOR WIRELINE CONVEYED WELLBORE INSTRUMENTS AND METHOD FOR ROTATING AN INSTRUMENT IN A WELLBORE 11-12-2009
206. 20090274276 HIGH VOLTAGE X-RAY GENERATOR AND RELATED OIL WELL FORMATION ANALYSIS 11-05-2009
207. 20090272580 DRILLING SYSTEM WITH DRILL STRING VALVES 11-05-2009
208. 20090261986 DOWNLINK WHILE PUMPS ARE OFF - system and method for communicating with a downhole tool is disclosed 10-22-2009
209. 20090261832 ELECTROMAGNETIC-SEISMIC LOGGING SYSTEM AND METHOD 10-22-2009
210. 20090260879 MAGNETIC RANGING WHILE DRILLING USING AN ELECTRIC DIPOLE SOURCE AND A MAGNETIC FIELD SENSOR 10-22-2009
211. 20090260878 METHOD FOR DRILLING WELLS IN CLOSE RELATIONSHIP USING MAGNETIC RANGING WHILE DRILLING 10-22-2009
212. 20090260818 Microwave-Based Downhole Activation Method For Wellbore Consolidation Applications 10-22-2009
213. 20090260798 ACTIVE MUD VALVE SYSTEM - downhole tool pumping apparatus comprising a body and an active valve block 10-22-2009
214. 20090256532 Kinetic Energy Harvesting in a Drill String 10-15-2009
215. 20090255661 SYSTEM AND METHOD FOR DRILLING MULTILATERAL WELLS USING MAGNETIC RANGING WHILE DRILLING 10-15-2009
216. 20090250213 Magneto-Optical Sensor - magneto-optic sensor for oilfield application, the sensor receives an incident beam IB, IB 10-08-2009
217. 20090250212 METHOD AND APPARATUS FOR BALANCED PRESSURE SAMPLING 10-08-2009
218. 20090248308 SIMULTANEOUS INVERSION OF INDUCTION DATA FOR DIELECTRIC PERMITTIVITY AND ELECTRIC CONDUCTIVITY 10-01-2009
219. 20090229817 MODULAR CONNECTOR AND METHOD - connector connects auxiliary flow lines--and in some configurations electrical lines--that extend through and terminate 09-17-2009
220. 20090219171 Method and Apparatus for Locating A Plug Within the Well 09-03-2009
221. 20090219028 Methods for Controlling Ion Beam and Target Voltage in a Neutron Generator for Improved Performance 09-03-2009
222. 20090219019 DOWNHOLE MICRO MAGNETIC RESONANCE ANALYZER 09-03-2009
223. 20090217074 TIME SYNCHRONIZATION IN UNITS AT DIFFERENT LOCATIONS 08-27-2009
224. 20090211756 FORMATION TESTER WITH LOW FLOWLINE VOLUME 08-27-2009
225. 20090211752 METHOD AND APPARATUS FOR SAMPLING FORMATION FLUIDS 08-27-2009
226. 20090206834 METHOD FOR ESTIMATING FORMATION HYDROCARBON SATURATION USING NUCLEAR MAGNETIC RESONANCE MEASUREMENTS 08-20-2009
227. 20090200016 METHOD AND APPARATUS TO FACILITATE FORMATION SAMPLING 08-13-2009
228. 20090198447 SYSTEM AND METHOD FOR DISPLAYING DATA ASSOCIATED WITH SUBSURFACE RESERVOIRS 08-06-2009
229. 20090195244 ELECTROMAGNETIC IMAGING METHOD AND DEVICE 08-06-2009
230. 20090194283 Chemical Activation for Cement Setting - method of accelerating the compressive strength development and setting time of a cement slurry during a 08-06-2009
231. 20090194279 DOWNHOLE SAMPLING TOOL AND METHOD FOR USING SAME 08-06-2009
232. 20090193885 FLOW METERING DEVICE - fluid flow metering device comprises a ball valve locatable in a fluid flow having at least two transverse bores through the ball 08-06-2009
233. 20090183881 INTERVENTION SYSTEM WITH DYNAMIC SEAL - technique for subsea intervention operations incorporates use of a compliant guide that extends between a 07-23-2009
234. 20090173500 Method and Apparatus for Well Treatment - well treatment tool comprising: a tool body 07-09-2009
235. 20090173493 INTERFACE AND METHOD FOR TRANSMITTING INFORMATION TO AND FROM A DOWNHOLE TOOL 07-09-2009
236. 20090167556 Method and System for Transmitting Borehole Image Data 07-02-2009
237. 20090167309 Method of and Apparatus for Measuring Tensor Resistivity 07-02-2009
238. 20090167302 Time-Lapsed Diffusivity Logging for Monitoring enhanced Oil Recovery 07-02-2009
239. 20090166088 SUBSURFACE FORMATION CORE ACQUISITION SYSTEM USING HIGH SPEED DATA AND CONTROL TELEMETRY 07-02-2009
240. 20090166087 COMMUNICATION CONNECTIONS FOR WIRED DRILL PIPE JOINTS FOR PROVIDING MULTIPLE COMMUNICATION PATHS 07-02-2009
241. 20090166035 Borehole Imaging and Orientation of Downhole Tools 07-02-2009
242. 20090165548 SYSTEMS AND METHODS FOR WELL DATA ANALYSIS 07-02-2009
243. 20090161823 Apparatus and Method for Fluid Phase Fraction Determination Using R-Rays Optimized for Wet Gas 06-25-2009
244. 20090160449 Antennas for Deep Induction Array Tools with Increased Sensitivities 06-25-2009
245. 20090159276 Methods and Apparatus for Communicating Across Casing 06-25-2009
246. 20090158837 APPARATUS AND METHODS TO PEFORM DOWNHOLE MEASUREMENTS ASSOCIATED WITH SUBTERRANEAN FORMATION EVALUATION 06-25-2009
247. 20090157341 Methods of Correcting Accelerometer and Magnetometer Measurements 06-18-2009
248. 20090157321 Determining Wellbore Position Within Subsurface Earth Structures and Updating Models of Such Structures using Azimuthal Formation Measurements 06-18-2009
249. 20090157320 CHARACTERIZING AN EARTH SUBTERRANEAN STRUCTURE BY ITERATIVELY PERFORMING INVERSION BASED ON A FUNCTION 06-18-2009
250. 20090157316 METHOD AND SYSTEM FOR REMOVING EFFECTS OF CONDUCTIVE CASINGS AND WELLBORE AND SURFACE HETEROGENEITY IN ELECTROMAGNETIC IMAGING SURVEYS 06-18-2009
251. 20090151939 SURFACE TAGGING SYSTEM WITH WIRED TUBULARS 06-18-2009
252. 20090151937 WELL THERMAL INSULATION FOR FORMATION SAMPLING OF VISCOUS FLUIDS 06-18-2009
253. 20090151423 PRESSURE MEASURING DEVICE AND METHOD - device to measure a fluid pressure comprises a pressure sensing element 10 and a pressure readout element 2 06-18-2009
254. 20090150079 METHODS AND APPARATUS TO MONITOR CONTAMINATION LEVELS IN A FORMATION FLUID 06-11-2009
255. 20090150077 Pulsed X-Ray Signal Processing - Method and system for analyzing electrical pulses contained in a pulse train signal representative of the interaction 06-11-2009
256. 20090150076 METHOD AND APPARATUS FOR ELECTROMAGNETIC LOGGING OF A FORMATION 06-11-2009
257. 20090147907 Downhole Imaging Tool Utilizing X-Ray Generator 06-11-2009
258. 20090146836 METHODS AND APPARATUS TO CONFIGURE DRILL STRING COMMUNICATIONS 06-11-2009
259. 20090146052 Low Power Neutron Generators - neutron generator and method of constructing the same 06-11-2009
260. 20090145661 CUTTINGS BED DETECTION - system and method for detecting a cuttings bed that includes a drill bit, a drillstring and a cuttings bed detector 06-11-2009
261. 20090145660 METHOD AND SYSTEM FOR FRACTURING SUBSURFACE FORMATIONS DURING THE DRILLING THEREOF 06-11-2009
262. 20090145601 TECHNIQUE AND APPARATUS TO DEPLOY A CEMENT PLUG IN A WELL 06-11-2009
263. 20090140134 Hermetically Sealed Packaging and Neutron Shielding for Scintillation-Type Radiation Detectors 06-04-2009
264. 20090139767 WELLBORE DRILLING SYSTEM - method related to restarting a drilling process is provided 06-04-2009
265. 20090139713 METHOD AND APPARATUS FOR DETECTING WHILE DRILLING UNDERBALANCED THE PRESENCE AND DEPTH OF WATER PRODUCED FROM THE FORMATION 06-04-2009
266. 20090139322 DOWNHOLE 4D PRESSURE MEASUREMENT APPARATUS AND METHOD FOR PERMEABILITY CHARACTERIZATION 06-04-2009
267. 20090135982 Neutron Generator - includes an ion source disposed in a pressurized environment containing an ionizable gas 05-28-2009
268. 20090133932 Sidewall Coring Tool and Method for Marking a Sidewall Core 05-28-2009
269. 20090133931 METHOD AND APPARATUS FOR HYDRAULIC STEERING OF DOWNHOLE ROTARY DRILLING SYSTEMS 05-28-2009
270. 20090133930 PRESSURE COMPENSATION AND ROTARY SEAL SYSTEM FOR MEASUREMENT WHILE DRILLING INSTRUMENTATION 05-28-2009
271. 20090132169 METHODS AND SYSTEMS FOR EVALUATING FLUID MOVEMENT RELATED RESERVOIR PROPERTIES VIA CORRELATION OF LOW-FREQUENCY PART OF SEISMIC DATA WITH BOREHOLE MEASUREMENTS 05-21-2009
272. 20090128818 APPARATUS AND METHODS TO ANALYZE DOWNHOLE FLUIDS USING IONIZED FLUID SAMPLES 05-21-2009
273. 20090128144 High Pressure/High Temperature Magnetic Resonance Tool 05-21-2009
274. 20090126996 FORMATION EVALUATION WHILE DRILLING - sample module for a sampling while drilling tool includes a sample fluid flowline operatively connectable between 05-21-2009
275. 20090126928 APPARATUS AND METHODS TO ANALYZE DOWNHOLE FLUIDS USING IONIZED FLUID SAMPLES 05-21-2009
276. 20090120690 BOREHOLE SURVEY METHOD AND APPARATUS - method includes obtaining a first set of survey data at a first point along a wellbore estimating a present 05-14-2009
277. 20090114447 Coring Tool and Method - coring tool for use in a borehole formed in a subterranean formation includes a tool housing with a coring aperture and a core 05-07-2009
278. 20090108210 NEUTRON LOGGING TOOL HAVING SOURCE AND TARGET WITH DEUTERIUM-TRITIUM GAS ADMIXTURE 04-30-2009
279. 20090108192 Tritium-Tritium Neutron Generator Logging Tool 04-30-2009
280. 20090107724 METHOD AND APPARATUS FOR CONTINUOUS FORMATION SAMPLING AND ANALYSIS DURING WELLBORE DRILLING 04-30-2009
281. 20090105956 Methodology and Application of Multimodal Decomposition of a Composite Distribution 04-23-2009
282. 20090101363 Flexible Liner for Drilled Drainhole Deployment 04-23-2009
283. 20090101340 TECHNIQUE AND APPARATUS TO PERFORM A LEAK OFF TEST IN A WELL 04-23-2009
284. 20090101339 FORMATION EVALUATION SYSTEM AND METHOD - method of evaluating a fluid from a subterranean formation drawn into a downhole tool positioned in a wellbore 04-23-2009
285. 20090095529 Measurement Ahead of the Drilling Bit by Analysis of Formation Cuttings Using Ultraviolet Light to Detect the Presence of Oil or Gas 04-16-2009
286. 20090091328 Determining correction factors representing effects of different portions of a lining structure 04-09-2009
287. 20090091320 Methods and Apparatus for Monitoring a Property of a Formation Fluid 04-09-2009
288. 20090086576 REAL TIME TELEMETRY - system is disclosed for use with a drilling system including a rotary valve 28 controlling the supply of drilling fluid or mud to 04-02-2009
289. 20090084543 LOGGING WHILE PRODUCING APPARATUS AND METHOD 04-02-2009
290. 20090084541 STRUCTURE FOR WIRED DRILL PIPE HAVING IMPROVED RESISTANCE TO FAILURE OF COMMUNICATION DEVICE SLOT 04-02-2009
291. 20090078424 SUBSEA LATERAL DRILLING - method for drilling a borehole in a producing subsea wellbore wherein a flexible conduit is connected at one end to a surface 03-26-2009
292. 20090072832 Transducer Assemblies for Subsurface Use 03-19-2009
293. 20090066336 Apparatus and Method for Electrically Investigating a Borehole 03-12-2009
294. 20090065262 DRILL BIT - 10 comprising a main body 22 having an axis about which it is rotated in use 03-12-2009
295. 20090057545 Downhole Tools with Solid-State Neutron Monitors 03-05-2009
296. 20090050369 DOWNHOLE MEASUREMENT OF FORMATION CHARACTERISTICS WHILE DRILLING 02-26-2009
297. 20090049889 DOWNHOLE MEASUREMENT OF FORMATION CHARACTERISTICS WHILE DRILLING 02-26-2009
298. 20090045329 Downhole Tools Having Combined D-D and D-T Neutron Generators 02-19-2009
299. 20090045328 Thermal Neutron Porosity from Neutron Slowing-Down Length, Formation Thermal Neutron Capture Cross Section, and Bulk Density 02-19-2009
300. 20090044951 Apparatus and Methods to Control Fluid Flow in a Downhole Tool 02-19-2009
301. 20090043510 Method for Quantifying Resistivity and Hydrocarbon Saturation in Thin Bed Formations 02-12-2009
302. 20090038849 Communication Connections for Wired Drill Pipe Joints 02-12-2009
303. 20090038848 PEIZOELECTRIC GENERATOR PARTICULARLY FOR USE WITH WELLBORE DRILLING EQUIPMENT 02-12-2009
304. 20090038793 SUBSURFACE FORMATION MONITORING SYSTEM AND METHOD 02-12-2009
305. 20090037111 System and Method for Automated Data Analysis and Parameter Selection 02-05-2009
306. 20090032302 TOOL FACE SENSOR METHOD - Exhaust pressure from at least one actuator which can tilt joint 6 of a bottom hole assembly 4 can be utilized to determine 02-05-2009
307. 20090030858 Methods and apparatus to perform downhole fluid analysis using an artificial neural network 01-29-2009
308. 20090030615 METHOD AND APPARATUS FOR OPTIMIZING MAGNETIC SIGNALS AND DETECTING CASING AND RESISTIVITY 01-29-2009
309. 20090025983 Methods and Apparatus to Apply Axial Force to a Packer in a Downhole Tool 01-29-2009
310. 20090025941 Apparatus and Methods to Perform Operations in a Wellbore Using Downhole Tools Having Movable Sections 01-29-2009
311. 20090025926 Field Joint for a Downhole Tool - field joint for connecting a plurality of downhole tool modules is disclosed 01-29-2009
312. 20090025924 Sensor and Insulation Layer Structure for Well Logging Instruments 01-29-2009
313. 20090020293 DOWNHOLE LINEAR ACTUATION APPARATUS AND METHOD 01-22-2009
314. 20090020283 2D Well Testing with Smart Plug Sensor - apparatus for characterising the permeability of a formation surrounding a wellbore comprising: a drillstem 01-22-2009
315. 20090016893 Skinning of progressive cavity apparatus 01-15-2009
316. 20090015261 DETERMINING FORMATION PARAMETERS USING ELECTROMAGNETIC COUPLING COMPONENTS 01-15-2009
317. 20090014636 Nanograss Gamma Detector 01-15-2009
318. 20090014451 Sealing System for a Removable Internal Wall within a Vessel 01-15-2009
319. 20090013775 DOWNHOLE TOOL SENSOR SYSTEM AND METHOD - apparatus and method for determining forces on a downhole drilling tool is provided 01-15-2009
320. 20090012710 Device and Method of Measuring Depth and Azimuth 01-08-2009
321. 20090008150 Drilling System - for drilling a borehole in an underground formation comprises a rotary drill bit 01-08-2009
322. 20090008079 METHODS AND APPARATUS TO SAMPLE HEAVY OIL IN A SUBTERRANEAN FORMATION 01-08-2009
323. 20090005993 Characterizing an Earth Subterranean Structure by Iteratively Performing Inversion Based on a Function 01-01-2009
324. 20090005992 Method and System for Removing Effects of Conductive Casings and Wellbore and Surface Heterogeneity in Electromagnetic Imaging Surveys 01-01-2009
325. 20090004748 Method and Apparatus for Analyzing a Hydrocarbon Mixture Using Nuclear Magnetic Resonance Measurements 01-01-2009
326. 20090004454 THERMAL INSULATION BARRIERS - method for manufacturing an insulation barrier including providing a body having a cavity therein 01-01-2009
327. 20090000823 Method of Automatically controlling the Trajectory of a Drilled Well 01-01-2009
328. 20090000390 Method and Apparatus for Measuring the Flow Rates of the Individual Phases of a Multiphase Fluid Mixture 01-01-2009
329. 20080315882 Apparatus and System for Well Placement and Reservoir Characterization 12-25-2008
330. 20080315873 Method and Apparatus for Measuring Free Induction Decay Signal and Its Application to Composition Analysis 12-25-2008
331. 20080314643 Drilling System and Methods of Drilling Lateral Boreholes 12-25-2008
332. 20080314639 Dual Tractor Drilling System - drilling system for use in a borehole through an underground formation 12-25-2008
333. 20080314638 Apparatus and Methods to Dissipate Heat in a Downhole Tool 12-25-2008
334. 20080314587 Downhole Tool Having an Extendable Component with a Pivoting Element 12-25-2008
335. 20080314585 SYSTEM AND METHOD FOR MAKING DRILLING PARAMETER AND OR FORMATION EVALUATION MEASUREMENTS DURING CASING DRILLING 12-25-2008
336. 20080308279 Apparatus and Method for Unsticking a Downhole Tool 12-18-2008
337. 20080308271 Deployment of Underground Sensors in Casing 12-18-2008
338. 20080307860 Detector for Distinguishing Phases in a Multiphase Fluid Mixture 12-18-2008
339. 20080296017 Methods and Apparatus to Sample Heavy Oil from a Subteranean Formation 12-04-2008
340. 20080290873 Subsurface Electromagnetic Measurements using Cross-Magnetic Dipoles 11-27-2008
341. 20080282924 Shaped Charge and a Perforating Gun - shaped charge comprises a shell an explosive charge disposed inside the shell and a first liner for retaining the 11-20-2008
342. 20080281667 Method and Apparatus to Automatically Recover Well Geometry from Low Frequency Electromagnetic Signal Measurements 11-13-2008
343. 20080278170 SELECTABLE TAP INDUCTION COIL - electromagnetic logging tool includes a support configured for disposal in a well 11-13-2008
344. 20080278147 EXTRA BUCKING COILS AS AN ALTERNATIVE WAY TO BALANCE INDUCTION ARRAYS 11-13-2008
345. 20080277166 Downhole Drilling of a Lateral Hole - system for drilling a lateral hole departing from a main well 11-13-2008
346. 20080277163 METHOD AND SYSTEM FOR WELLBORE COMMUNICATION 11-13-2008
347. 20080271924 Drilling Method and Apparatus - Apparatus for drilling a borehole from a first subterranean location to a second subterranean location 11-06-2008
348. 20080266577 Apparatus for Measuring an Internal Dimension of a Well Bore 10-30-2008
349. 20080265151 Method and system for stabilizing gain of a photomultipler used with a radiation detector 10-30-2008
350. 20080264630 Method and Apparatus Suitable For Hole Cleaning During Operations 10-30-2008
351. 20080264593 ROTOR OF PROGRESSIVE CAVITY APPRATUS AND METHOD OF FORMING 10-30-2008
352. 20080257606 Flexible Drill Shaft - for drilling lateral boreholes comprising: a helical outer wire coil spring 10-23-2008
353. 20080257036 Density and Viscosity Sensor - 1 for measuring density and viscosity of fluid F the sensor 1 comprising: a resonating element 3 10-23-2008
354. 20080245570 MODULAR CONNECTOR AND METHOD - modular tool for use in subterranean formations includes a first module a second module and one or more connectors for 10-09-2008
355. 20080245569 Apparatus and Methods to Perform Focused Sampling of Reservoir Fluid 10-09-2008
356. 20080238427 Lightweight, Low Cost Structure for Formation Conductivity Measuring Instrument 10-02-2008
357. 20080236270 DETERMINING WELLBORE POSITION WITHIN SUBSURFACE EARTH STRUCTURES AND UPDATING MODELS OF SUCH STRUCTURES USING AZIMUTHAL FORMATION MEASUREMENTS 10-02-2008
358. 20080224705 Electromagnetic Probe - 1 measures the electromagnetic properties of a sub surface formation GF in a limited zone surrounding a well-bore hole WBH 09-18-2008
359. 20080223579 Cooling Systems for Downhole Tools - cooling system for a downhole tool includes an insulating chamber disposed in the downhole tool 09-18-2008
360. 20080218374 METHOD AND APPARATUS FOR COMMUNICATING SIGNALS TO AN INSTRUMENT IN A WELLBORE 09-11-2008
361. 20080215244 Making Directional Measurements using a Rotating and Non-Rotating Drilling Apparatus 09-04-2008