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Class Information
Number: 203/10
Name: Distillation: processes, separatory > Water purification only
Description: Processes of purifying water in which the only material recovered as a product is water.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7611604 |
Method and device for the production of purified steam |
Nov. 3, 2009 |
| 7608171 |
Distillation system and process |
Oct. 27, 2009 |
| 7597785 |
Low energy vacuum distillation method and apparatus |
Oct. 6, 2009 |
| 7594980 |
Device and method for distillation |
Sep. 29, 2009 |
| 7572352 |
Method and plant for desalinating salt-containing water |
Aug. 11, 2009 |
| 7566351 |
Process for producing electrical power and potable water from biomass |
Jul. 28, 2009 |
| 7553396 |
Pressure desalination |
Jun. 30, 2009 |
| 7540936 |
Oil/water separation system |
Jun. 2, 2009 |
| 7527711 |
Process and structure for superaccelerating nature, producing a continuous supply of fresh water from salt water by using solar, wind, and wave energy |
May. 5, 2009 |
| 7517493 |
Cooling water corrosion inhibition method |
Apr. 14, 2009 |
| 7510658 |
Mobile desalination plants and systems, and methods for producing desalinated water |
Mar. 31, 2009 |
| 7507316 |
Solar still |
Mar. 24, 2009 |
| 7504005 |
Fluid distillation apparatus having improved efficiency |
Mar. 17, 2009 |
| 7501046 |
Solar distillation loop evaporation sleeve |
Mar. 10, 2009 |
| 7494572 |
Water still and method of operation thereof |
Feb. 24, 2009 |
| 7494573 |
Evaporator tube for a sea water desalination system |
Feb. 24, 2009 |
| 7491298 |
Plant for producing low deuterium water from sea water |
Feb. 17, 2009 |
| 7488421 |
Method and device for the purification, especially desalination, of water |
Feb. 10, 2009 |
| 7476323 |
Desalination on an offshore apparatus |
Jan. 13, 2009 |
| 7470349 |
Pressure desalination |
Dec. 30, 2008 |
| 7438129 |
Water treatment method for heavy oil production using calcium sulfate seed slurry evaporation |
Oct. 21, 2008 |
| 7435317 |
Desalination of ocean water |
Oct. 14, 2008 |
| 7431806 |
Low energy vacuum distillation method and apparatus |
Oct. 7, 2008 |
| 7428926 |
Water treatment method for heavy oil production |
Sep. 30, 2008 |
| 7416643 |
Solar water desalination/purification device |
Aug. 26, 2008 |
| 7390380 |
Processing of shipboard wastewater |
Jun. 24, 2008 |
| 7381310 |
Installation used to obtain salt-free sea water at a low temperature with continuous operation and enthalpy recovery |
Jun. 3, 2008 |
| 7368040 |
Apparatus for and method of heating fluid and distilling fluid |
May. 6, 2008 |
| 7357849 |
Method and system for separating solids from liquids |
Apr. 15, 2008 |
| 7264695 |
Systems and methods for solar distillation |
Sep. 4, 2007 |
| 7258767 |
Solar dew tube |
Aug. 21, 2007 |
| 7232878 |
Polymer treatment for separating volatile material |
Jun. 19, 2007 |
| 7217343 |
Point of use water purification method and apparatus |
May. 15, 2007 |
| 7160469 |
System and method for efficient and low energy desalination of water |
Jan. 9, 2007 |
| 7153395 |
Systems and methods for solar distillation |
Dec. 26, 2006 |
| 7150320 |
Water treatment method for heavy oil production |
Dec. 19, 2006 |
| 7122148 |
Cooling water scale and corrosion inhibition |
Oct. 17, 2006 |
| 7108769 |
Solar distillation loop |
Sep. 19, 2006 |
| 7081205 |
Mobile desalination plants and systems, and methods for producing desalinated water |
Jul. 25, 2006 |
| 7077201 |
Water treatment method for heavy oil production |
Jul. 18, 2006 |
| 7067044 |
Multi-unit, distributive, regenerable, in situ desalination method |
Jun. 27, 2006 |
| 7008515 |
Solar water still |
Mar. 7, 2006 |
| 6998092 |
Cooling water scale and corrosion inhibition |
Feb. 14, 2006 |
| 6984292 |
Water treatment process for thermal heavy oil recovery |
Jan. 10, 2006 |
| 6977047 |
Method and system for the manufacture of pharmaceutical water |
Dec. 20, 2005 |
| 6969467 |
Hydrate-based desalination with hydrate-elevating density-driven circulation |
Nov. 29, 2005 |
| 6953518 |
Apparatus for concentrating a specific ingredient-dissolved liquid |
Oct. 11, 2005 |
| 6949192 |
Apparatus for producing USP or WFI purified water |
Sep. 27, 2005 |
| 6949193 |
Cooling water scale and corrosion inhibition |
Sep. 27, 2005 |
| 6946081 |
Desalination system |
Sep. 20, 2005 |
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