Patent application number | Description | Published |
20120067820 | METHOD AND APPARATUS FOR DYNAMIC, VARIABLE-PRESSURE, CUSTOMIZABLE, MEMBRANE-BASED WATER TREATMENT FOR USE IN IMPROVED HYDROCARBON RECOVERY OPERATIONS - A method for treating seawater that includes the step of intaking water into at least one treatment block, wherein the treatment block includes a membrane pressure vessel having at least one membrane element, wherein the treatment block is configured such that the intake water is fed through the at least one membrane element of the membrane pressure vessel, is disclosed. The disclosed method further includes the steps of feeding the intake water through the membrane pressure vessel at a custom pressure based on the at least one membrane element of the membrane pressure vessel, and separating the intake water into at least an aqueous permeate stream and a concentrate reject stream; and outputting the aqueous permeate stream and the concentrate reject stream. | 03-22-2012 |
20130161256 | METHOD AND CONTROL DEVICES FOR PRODUCTION OF CONSISTENT WATER QUALITY FROM MEMBRANE-BASED WATER TREATMENT FOR USE IN IMPROVED HYDROCARBON RECOVERY OPERATIONS - A method for treating water including intaking a first amount of water into a plurality of treatment blocks, treating the first amount of water, outputting aqueous treated water streams from each of the plurality of treatment blocks, separating the aqueous treated water streams from each of the plurality of treatment blocks into aqueous permeate streams and concentrate reject streams, monitoring each of the aqueous permeate streams, controlling the operation of at least one of the plurality of treatment blocks based on predefined water-characteristic tolerances that fall within a predetermined concentration range based on the different qualities of the aqueous permeate streams, combining the aqueous permeate streams of at least two of the plurality of treatment blocks based on the identified characteristics and the predefined water-characteristic tolerances, and outputting the product water stream and the at least one concentrate reject stream. | 06-27-2013 |
Patent application number | Description | Published |
20090118637 | METHODS FOR MEASURING CROSS-SECTIONAL AREAS AND PRESSURE GRADIENTS IN LUMINAL ORGANS - The present disclosure comprises a system, catheter and method for measuring the cross-sectional areas and pressure gradients in any hollow organ, such as, for example, blood vessels. One embodiment of such a method includes the steps of introducing an impedance catheter into a treatment site, providing electrical current flow to the treatment site, injecting a first solution and measuring a first conductance value, injecting a second solution and measuring a second conductance value, and calculating the cross-sectional area of the treatment site, in part, based on the first and second conductance values. | 05-07-2009 |
20120089046 | Methods for Measuring Cross-Sectional Areas in Luminal Organs - Methods for measuring cross-sectional areas in luminal organs. In at least one embodiment of a method for measuring a size parameter of a targeted treatment site of the present disclosure, the method comprises the steps of introducing an impedance device into a treatment site, the impedance device selected from the group consisting of an impedance catheter and an impedance wire; injecting a first solution of a first compound having a first conductivity into the treatment site; measuring a first conductance value at the treatment site using the impedance device, the first conductance value indicative of a bolus of the first solution, and calculating a size parameter of the treatment site based in part upon the first conductivity of the first solution, the first conductance | 04-12-2012 |
20120143078 | DEVICES AND SYSTEMS TO MEASURE LUMINAL ORGAN PARAMETERS USING IMPEDANCE - Devices and systems to measure luminal organ parameters using impedance. In at least one embodiment of an impedance device of the present disclosure, the impedance device comprises an elongated body having a distal body end and a pair of detection electrodes positioned in between a pair of excitation electrodes located at or near the distal body end, the pair of detection electrodes configured to obtain one or more conductance values within a mammalian luminal organ within a field generated by the pair of excitation electrodes, wherein a measured parameter of the mammalian luminal organ can be calculated based in part upon the one or more conductance values obtained by the device and a known distance between the pair of detection electrodes. | 06-07-2012 |