Peter C Ruggles, Jack S Snodgress: Method of joining fluted tube joint. Reynolds Metals Company, Alan M Biddison, September 10, 1996: US05554244 (72 worldwide citation)

A method of forming a tube joint which can be used in a desalination plant includes providing a fluted tube, applying a sealant to the tube end and inserting the tube end into a tube sheet or plate to form a joint therebetween. After insertion, the inner surface of the fluted tube is worked to defor ...

Mansour S Bader: Methods to de-sulfate saline streams. September 7, 2010: US07789159 (70 worldwide citation)

Methods are disclosed to de-sulfate saline streams such as seawater, brine from seawater desalination plants, and the like. The disclosed methods can also co-produce de-ionized water and inorganic materials from such de-sulfated saline streams.

Chinh N Tran, Hong C Chu, William G Light: Chlorine-resistant semipermeable membranes. Allied Signal, Harold N Wells, Thomas K McBride, Raymond H Nelson, May 16, 1989: US04830885 (69 worldwide citation)

Chlorine-resistant semipermeable membranes which comprise an interfacial polymerized reaction product composite on a porous support backing material may be prepared by contacting a porous support material such as polysulfone with an aqueous solution of an aromatic polyamine, said aqueous solution co ...

Paul I Rongved: Sea water desalination using CO2 gas from combustion exhaust. January 30, 2001: US06180012 (64 worldwide citation)

The invention relates to desalination of Sea water and of brakish water, and removal of harmful CO

Gary D Simpson, Karl Lin: Process for improving thermal efficiency while producing power and desalinating water. Kenneth A Robby, July 20, 1999: US05925223 (63 worldwide citation)

A process and apparatus for improving the thermal efficiency of a steam turbine power generating plant while simultaneously desalinating seawater or brine and purifying water which contains minerals, salts, and other dissolved solids. Exhaust gases from a power plant is heat exchanged against water ...

Bowie G Keefer: Reverse osmosis method and apparatus. Carver and Company, February 5, 1980: US04187173 (63 worldwide citation)

Reverse osmosis, particularly for water desalination, is achieved using semipermeable membranes which selectively permeate purified water from a feed solution pressurized by reciprocating piston or diaphragm pump. Pump action is assisted by returning pressurized concentrate fluid acting on reverse s ...

Michael M Chau, William G Light, Hong C Chu: Dry high flux semipermeable membranes. Allied Signal, Raymond H Nelson, Harold N Wells, Gerard P Rooney, January 8, 1991: US04983291 (62 worldwide citation)

High flux semipermeable membranes which comprises the polymerized reaction product within and/or on a porous support backing material may be prepared by contacting the porous support such as a polysulfone with an aqueous solution of a polyamine which may, if so desired, contain a polar aprotic solve ...

Robert S Ward, Sallie K Coviello: Devices that change size/shape via osmotic pressure. The Polymer Technology Group Incorporated, Birch Stewart Kolasch & Birch, February 17, 2004: US06692528 (62 worldwide citation)

Devices implantable in animal bodies, possibly configured as self-inflating spinal disc prostheses. Alternatively, non-implantable water-desalination and/or purification devices. The devices include specified types of water-absorbing solute encapsulated by non-porous, water-permeable polymer membran ...

Tsair Jyh Tzong, Frank H Y Wu, Chan Feng Tsai: Wave powered desalination apparatus with turbine-driven pressurization. Ocean Resources Engineering, Fulwider Patton Lee & Utecht, February 16, 1993: US05186822 (59 worldwide citation)

A desalination apparatus including pressure responsive desalination means, a storage tank and conduit means connecting such storage tank to a pump mounted in a caisson defining a resonant chamber having an opening in one side thereof for receiving the incoming ocean waves. The caisson is configured ...

John E Tomaschke: Interfacially synthesized reverse osmosis membrane containing an amine salt and processes for preparing the same. Hydranautics Corporation, Sughrue Mion Zinn Macpeak & Seas, August 14, 1990: US04948507 (59 worldwide citation)

The present invention relates to an interfacially synthesized reverse osmosis membrane useful for the separation of fluid mixtures and solutions. In particular, the present invention relates to a polyamide water permeable membrane containing a monomeric amine salt therein, which is useful for desali ...