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| Number | Title | Issue Date |
| 6225368 | Water based grafting A monomer-grafted cross-linked polymer is prepared by the steps of activating a polymer by radiation, quenching the activated polymer so as to effect cross-linking therein, activating the cross-linked polymer by irradiation and contacting the activated cr... | 05/01/2001 |
| 6206660 | Apparatus for controlling gas temperature in compressors An apparatus is provided for controlling gas temperature during compression or expansion. The apparatus comprises a chamber for containing gas, a piston for changing the volume of gas in the chamber, a plurality of atomisers for spraying liquid into the c... | 03/27/2001 |
| 6086643 | Method for the fabrication of electrochemical cells A method of fabricating an electrochemical or galvanic cell comprising a plurality of electrochemical components, which electrochemical components are joined together in a stack, which method comprises: i) providing a first component formed from a deforma... | 07/11/2000 |
| 5830921 | Cation exchange membranes and method for the preparation of such membranes A modified polymeric cation exchange membrane for use in an electrochemical cell, the said membrane having a salt selected from the group consisting of silver, tungsten, molybdenum and a mixture thereof deposited within the polymer matrix, the said salt b... | 11/03/1998 |
| 5785912 | Method for the fabrication of an electrochemical cell having long term chemical stability A method for the fabrication of an electrochemical cell which has long term chemical stability to anolyte and catholyte solutions at pH's of less than 2 and above 12, which method comprises the steps of: i) thermally processing a polymeric material which ... | 07/28/1998 |
| 5771693 | Gas compressor A gas compressor is provided comprising a chamber (9) to contain gas to be compressed, a piston (12) and the chamber (9) and an apparatus to drive the piston into the chamber (9) to compress the gas. The compressor also comprises another apparatus (5) to ... | 06/30/1998 |
| 5626731 | Cation exchange membranes and method for the preparation of such membranes A modified polymeric cation exchange membrane for use in an electrochemical cell, the membrane having a salt selected from the group consisting of silver, tungsten, molybdenum and a mixture thereof deposited within the polymer matrix, the salt being insol... | 05/06/1997 |
| 5612148 | Process for energy storage and/or power delivery with means for restoring electrolyte balance An electrochemical apparatus for energy storage and/or power delivery comprises multi-compartment cells with the +ve chamber and the -ve chamber of each cell being separated by at least one buffer chamber through which an idler elect... | 03/18/1997 |
| 5545492 | Electrochemical apparatus for power delivery utilizing an air electrode An electrochemical apparatus for power delivery employs an array of electrochemical cells which comprises an end +ve electrode and an end -ve electrode separated by one or more bipolar mid-electrodes each with a +ve side a... | 08/13/1996 |
| 5496659 | Electrochemical apparatus for energy storage and/or power delivery comprising multi-compartment cells An electrochemical apparatus for energy storage and power generation comprises a single cell or an array of unit cells (10), each cell comprising a +ve electrode (12) and a -ve electrode (14) with a dual membrane in each cell dividin... | 03/05/1996 |
| 5422197 | Electrochemical energy storage and power delivery process utilizing iron-sulfur couple An electrochemical process for energy storage and power generation comprises a single cell or an array of unit cells (10), each cell comprising a positive electrode (12) and a negative electrode (14) with a membrane in each cell dividing it into positive ... | 06/06/1995 |
| 5282949 | Glass pH electrodes A glass pH electrode which comprises a silver-silver bromide inner electrode and an electrode solution for the inner electrode which is a zwitterionic buffer solution.... | 02/01/1994 |
