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Class Information
Number: 203/DIG.18
Name: Distillation: processes, separatory > Control
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7556716 |
Method for recording the boiling curve of liquids and device for carrying out the method |
Jul. 7, 2009 |
| 7531065 |
Distillation apparatus |
May. 12, 2009 |
| 7381310 |
Installation used to obtain salt-free sea water at a low temperature with continuous operation and enthalpy recovery |
Jun. 3, 2008 |
| 7267746 |
Dividing wall distillation column control apparatus |
Sep. 11, 2007 |
| 6835288 |
Method for preventing undesired polymerization in a mixture of substances containing ethylenically unsaturated compounds |
Dec. 28, 2004 |
| 6833056 |
Desalination method and desalination apparatus |
Dec. 21, 2004 |
| 6805774 |
Apparatus and process for purifying a liquid by thermoelectric peltier means |
Oct. 19, 2004 |
| 6689251 |
Cycled-concentration distiller |
Feb. 10, 2004 |
| 6582563 |
Water purification system |
Jun. 24, 2003 |
| 6558515 |
Dividing wall fractionation column control system and apparatus |
May. 6, 2003 |
| 6551465 |
Dividing wall column control system |
Apr. 22, 2003 |
| 6471823 |
Use of pressure and temperature measurements to infer process variables and to monitor equipment conditions and infer process efficiency in a multi-effect evaporator system |
Oct. 29, 2002 |
| 6451173 |
Separator system |
Sep. 17, 2002 |
| 6413378 |
Apparatus for separation and purification of saturated hydrocarbon and method for separation and purification |
Jul. 2, 2002 |
| 6325898 |
Constituent separation system |
Dec. 4, 2001 |
| 6088630 |
Automatic control system for unit operation |
Jul. 11, 2000 |
| 5968312 |
Liquid flow distribution and flow control with dual adjustable orifice plates or overlapping orifices |
Oct. 19, 1999 |
| 5906714 |
Method for treating emulsified liquids |
May. 25, 1999 |
| 5879516 |
Kugelrohr or distillation apparatus |
Mar. 9, 1999 |
| 5876567 |
Solvent recycling system |
Mar. 2, 1999 |
| 5827402 |
Drinking water apparatus |
Oct. 27, 1998 |
| 5720856 |
Process and apparatus for the production, particularly domestic production, of beverages |
Feb. 24, 1998 |
| 5705036 |
Water distilling apparatus |
Jan. 6, 1998 |
| 5647961 |
Refrigerant decontamination and separation system |
Jul. 15, 1997 |
| 5643419 |
Method of optimizing the control of the mass transfer zone in distillation columns |
Jul. 1, 1997 |
| 5609732 |
Distilling apparatus |
Mar. 11, 1997 |
| 5512142 |
Process and device for purifying organically polluted waste water |
Apr. 30, 1996 |
| 5500096 |
Method of concentrating less volatile liquids |
Mar. 19, 1996 |
| 5487815 |
Method of optimizing the control of the mass transfer zone in distillation columns |
Jan. 30, 1996 |
| 5466344 |
Method and apparatus for controlling water-based liquid waste |
Nov. 14, 1995 |
| 5464531 |
Portable water purification system |
Nov. 7, 1995 |
| 5464504 |
Inferential correction of composition for a distillation analyzer |
Nov. 7, 1995 |
| 5443695 |
Distillation apparatus for concentrating less volatile liquids |
Aug. 22, 1995 |
| 5368698 |
Water distillation apparatus |
Nov. 29, 1994 |
| 5368699 |
Method of controlling the concentrations of a multicomponent mixture |
Nov. 29, 1994 |
| 5348623 |
Water heating and distilling apparatus |
Sep. 20, 1994 |
| 5348622 |
Solar water purification device |
Sep. 20, 1994 |
| 5338409 |
Apparatus for distilling liquids in a vacuum |
Aug. 16, 1994 |
| 5334291 |
On-site, controlled waste concentrator and solvent regenerator apparatus |
Aug. 2, 1994 |
| 5314587 |
Method for measuring reflux flow in a distillation process |
May. 24, 1994 |
| 5306397 |
Process and apparatus for the extraction of fresh water from warm seawater |
Apr. 26, 1994 |
| 5296103 |
Method for the fractional distillation of liquid mixtures and apparatus for carrying out the method |
Mar. 22, 1994 |
| 5282927 |
Concentrating evaporator |
Feb. 1, 1994 |
| 5281309 |
Portable water purification system |
Jan. 25, 1994 |
| 5277759 |
Method of controlling sulfidity of a sulfate cellulose mill |
Jan. 11, 1994 |
| 5262013 |
Coolant recycling method and apparatus |
Nov. 16, 1993 |
| 5260865 |
Nonlinear model based distillation control |
Nov. 9, 1993 |
| 5259931 |
Stripping tower system for removing volatile components from water containing the same |
Nov. 9, 1993 |
| 5248393 |
Solvent reprocessing system |
Sep. 28, 1993 |
| 5248394 |
Liquid purifying/distillation device |
Sep. 28, 1993 |
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