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Class Information
Number: 159/26.1
Name: Concentrating evaporators > Closed evaporating chambers > Indirectly heated > Heated tube
Description: Closed vessels comprising a tube or tubes of heat-conducting material heated on the exterior and through which the liquid undergoing evaporation is passed.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7153929 |
Copolymers, devoid of rubber, with low residual monomer content and a method and device for producing the same |
Dec. 26, 2006 |
| 6991708 |
Continuous vacuum pan |
Jan. 31, 2006 |
| 6887345 |
Process and device for evaporating liquids, for example black liquor from cellulose cooking, which contain solid and dissolved substances |
May. 3, 2005 |
| 6695951 |
Saline/sewage water reclamation system |
Feb. 24, 2004 |
| 6637379 |
Accelerated water evaporation system |
Oct. 28, 2003 |
| 6627040 |
Device and method for removing volatile components from polymer solutions |
Sep. 30, 2003 |
| 6506281 |
Method for isolating polymers from solutions |
Jan. 14, 2003 |
| 6435270 |
Lamina stack for a two-pass evaporator |
Aug. 20, 2002 |
| 5772843 |
Evaporator |
Jun. 30, 1998 |
| 5575889 |
Rotating falling film evaporator |
Nov. 19, 1996 |
| 5496448 |
Evaporation means and method |
Mar. 5, 1996 |
| 5415732 |
Process and apparatus for concentrating high-viscosity foodstuffs |
May. 16, 1995 |
| 5312524 |
Distillation system for recovery of industrial process liquids |
May. 17, 1994 |
| 5096538 |
Vacuum drying method |
Mar. 17, 1992 |
| 5037955 |
Method for heating a viscous polyethylene solution |
Aug. 6, 1991 |
| 4872949 |
Process for treatment of drilling mud |
Oct. 10, 1989 |
| 4804477 |
Apparatus and method for processing oil well brine |
Feb. 14, 1989 |
| 4693304 |
Submerged rotating heat exchanger-reactor |
Sep. 15, 1987 |
| 4613409 |
High rate solar still and process |
Sep. 23, 1986 |
| 4534828 |
Evaporator apparatus |
Aug. 13, 1985 |
| 4430156 |
Process for drying pumpable suspensions |
Feb. 7, 1984 |
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