11
Paul I Rongved: Sea water desalination using CO2 gas from combustion exhaust. January 30, 2001: US06180012 (61 worldwide citation)

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


12
Michael M Chau: High flux semipermeable membranes. Allied Signal, Harold N Wells, Gerard P Rooney, August 21, 1990: US04950404 (60 worldwide citation)

High flux semipermeable membranes which comprise a polymerized reaction product within and/or on a porous support may be prepared by contacting the porous support such as a polysulfone sheet with an aqueous solution of an polyamine, said aqueous solution containing a polar aprotic solvent not reacti ...


13
Bowie G Keefer: Reverse osmosis method and apparatus. Carver and Company, February 5, 1980: US04187173 (57 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 ...


14
Philippe Rychen, Samuel Alonso, Hans P Alt, Dominique Gensbittel: Apparatus for the continuous electrochemical desalination of aqueous solutions. Christ, Wenderoth Lind & Ponack, December 27, 1994: US05376253 (56 worldwide citation)

An apparatus for the continuous electrochemical desalination of aqueous solutions includes a wound module having a central electrode, around which are wound an anion exchanger membrane and a cation exchanger membrane, and an outer counterelectrode. Each membrane is sealed at an inner edge thereof an ...


15
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 (55 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 ...


16
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 (54 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 ...


17
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 (53 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 ...


18
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 (53 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 ...


19
Gary Edmund Wnek, Scott G Ehrenberg: Water- and ion-conducting membranes and uses thereof. Dais Analytic Corporation, Mary Louise Gioeni Esq, Helsin Rothenberg Farley & Mesiti P C, July 2, 2002: US06413298 (53 worldwide citation)

Water- and ion-conducting membranes composed of sulfonated statistical arylvinyl polymers, the arylvinyl polymer comprising at least one arylvinyl monomer and at least one olefin monomer and wherein aromatic moieties derived from the arylvinyl monomer are at least partially sulfonated, are used as p ...


20
Constantz Brent, Farsad Kasra, Fernandez Miguel: Desalination methods and systems that include carbonate compound precipitation. Calera Corporation, Constantz Brent, Farsad Kasra, Fernandez Miguel, FIELD Bret, January 8, 2009: WO/2009/006295 (52 worldwide citation)

Desalination methods that include carbonate compound precipitation are provided. In certain embodiments, feed water is subjected to carbonate compound precipitation conditions prior to desalination. In certain embodiments, desalination waste brine is subjected to carbonate compound precipitation con ...



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