Patent application number | Description | Published |
20080227670 | Drilling Fluids Containing Biodegradable Organophilic Clay - Methods are provided including methods of treating a well bore with drilling fluids comprising organophilic clays treated with quaternary ammonium surfactants having at least two amide linkages. In some embodiments, the methods comprise: providing a drilling fluid comprising a nonaqueous phase and an organophilic clay treated with a quaternary ammonium surfactant having at least two amide linkages; and placing at least a portion of the drilling fluid into the well bore. In other embodiments, the methods comprise combining an organophilic clay with a quaternary ammonium surfactant having at least one amide linkage to form a mixture, and combining the mixture with a fluid comprising a nonaqueous phase to form a drilling fluid. Additional methods are also provided. | 09-18-2008 |
20090176666 | Drilling Fluids Containing Biodegradable Organophilic Clay - Drilling fluids are provided that comprise an organophilic clay treated with a quaternary ammonium surfactant having an amide linkage. The quaternary ammonium surfactant may comprise a compound generally represented by the following formula: | 07-09-2009 |
20110031024 | METHODS OF USING DRILLING FLUIDS CONTAINING BIODEGRADABLE ORGANOPHILIC CLAY - Methods of treating a wellbore comprise displacing a drilling fluid comprising an organophilic clay treated with a quaternary ammonium surfactant having an amide linkage into the wellbore. Methods of drilling a wellbore comprise: applying torque to a bit within the wellbore and concurrently applying force to urge the bit to extend through the wellbore; and circulating a drilling fluid past the bit to remove cuttings therefrom, the drilling fluid comprising an organophilic clay treated with a quaternary ammonium surfactant having an amide linkage. Methods of preparing a drilling fluid comprise: forming an organophilic clay treated with a quaternary ammonium surfactant having an amide linkage; and combining the organophilic clay with an oil-based fluid. | 02-10-2011 |
20110053808 | Suspension Characteristics in Invert Emulsions - Among the methods provided is a method of drilling a subterranean well with an invert emulsion fluid comprising: providing an invert emulsion fluid formed by combining components that comprise: an oil-based continuous phase; an aqueous discontinuous phase; and a polar hydrophobic additive that comprises a polar hydrophobe, wherein the polar hydrophobic additive may substantially increases the yield point, the low-shear yield point, or both of the invert emulsion fluid relative to a fluid without a polar hydrophobic additive while limiting the change in the plastic viscosity to no more than about 35% of the change in the property with the largest increase; and placing the invert emulsion fluid in a subterranean formation. | 03-03-2011 |
Patent application number | Description | Published |
20120243554 | EVENT-MONITORING IN A SYSTEM FOR AUTOMATICALLY OBTAINING AND MANAGING PHYSICAL LAYER INFORMATION USING A RELIABLE PACKET-BASED COMMUNICATION PROTOCOL - One exemplary embodiment is directed to a system comprising a plurality of connector assemblies. Each of the connector assemblies is configured to read information stored on or in physical communication media that is connected to the ports of the respective connector assembly. The system further comprises an aggregation point communicatively coupled to the plurality of connector assemblies. The aggregation point is configured to automatically discover the connector assemblies and cause each of the connector assemblies to send to the aggregation point at least some of the information read from the physical communication media that is connected to the ports of the respective connector assemblies. The aggregation point is configured to store at least some of the information sent by the connector assemblies to the aggregation point. A reliable packet-based communication protocol is used by the aggregation point to monitor events occurring at at least one connector assembly. | 09-27-2012 |
20120246347 | SYSTEMS AND METHODS FOR UTILIZING VARIABLE LENGTH DATA FIELD STORAGE SCHEMES ON PHYSICAL COMMUNICATION MEDIA SEGMENTS - One exemplary embodiment is directed to a segment of physical communication media. The segment comprises a physical communication medium, a connector attached to the physical communication medium, and a storage device configured to store information therein using a self-defining variable length data field scheme (such as a key-length-value triplet). | 09-27-2012 |
20120246351 | IDENTIFIER ENCODING SCHEME FOR USE WITH MULTI-PATH CONNECTORS - One exemplary embodiment is directed to a method of tracking a plurality of communication paths in a connector assembly having a plurality of first attachment points and a plurality of second attachment points. The plurality of first attachment points and the plurality of second attachment points are configured to attach physical communication media to the connector assembly. The method comprises reading, from a storage device associated with the connector assembly first, information indicative of a plurality of communication paths formed within the connector assembly between the first attachment points and the second attachment points. The method further comprises reading second information stored on or in physical communication media that is attached to the connector assembly and communicating the first and second information to an aggregation point that is communicatively coupled to the connector assembly. | 09-27-2012 |
20120246362 | DOUBLE-BUFFER INSERTION COUNT STORED IN A DEVICE ATTACHED TO A PHYSICAL LAYER MEDIUM - One exemplary embodiment is directed to a connector assembly. The connector assembly comprises a port having a media interface configured to interface with a storage device interface of a connector. The connector is attached to a segment of physical communication media. The connector also includes a storage device. The connector assembly also comprises a programmable processor configured to execute software that stores information to the storage device using a plurality of redundant storage operations by which a plurality of copies of the information is sequentially stored in the storage device. | 09-27-2012 |
20120246523 | DYNAMICALLY DETECTING A DEFECTIVE CONNECTOR AT A PORT - A connector assembly comprises a plurality of ports. Each of the plurality of ports is configured to receive a respective connector attached to a respective segment of physical communication media. Each of the plurality of ports comprises a respective media interface configured to receive data from a respective storage device attached to the respective connector. The connector assembly is configured to determine if a first connector attached to a first port included in the plurality of ports is defective by determining if a signal level received on the respective media interface associated with the first port has stabilized after a first predetermined amount of time has elapsed since the first connector was connected to the first port. If the signal level has not stabilized after the first predetermined amount of time has elapsed since the first connector was connected to the first port, the first connector is considered defective. | 09-27-2012 |