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Class Information
Number: 122/459
Name: Liquid heaters and vaporizers > Steam treatment
Description: Apparatus and methods for treating steam or vapor, either by superheating or cooling it, or by expanding or compressing it, or by any combination of operations.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7415942 |
Steam-heating apparatus |
Aug. 26, 2008 |
| 7316204 |
Steam-heating apparatus |
Jan. 8, 2008 |
| 7316205 |
Steam-heating apparatus |
Jan. 8, 2008 |
| 7093566 |
Vapor generator |
Aug. 22, 2006 |
| 7089885 |
Steam-heating apparatus |
Aug. 15, 2006 |
| 7017528 |
Steam-heating apparatus |
Mar. 28, 2006 |
| 6886502 |
Method for controlling steam generators |
May. 3, 2005 |
| 6810837 |
Apparatus and methods for controlling flow in BWR steam dryers |
Nov. 2, 2004 |
| 6739288 |
Steam heating device |
May. 25, 2004 |
| 6499440 |
Fossil-fired steam generator |
Dec. 31, 2002 |
| 6474272 |
Apparatus for condensation of steam |
Nov. 5, 2002 |
| 6457441 |
Superheated steam apparatus |
Oct. 1, 2002 |
| 6446584 |
Fossil-fuel-fired steam generator |
Sep. 10, 2002 |
| 5791300 |
Steam generator parallel back end using pendant primary superheater and baffle wall with gas-tight header vestibule |
Aug. 11, 1998 |
| 5724922 |
Low-temperature steam generator |
Mar. 10, 1998 |
| 5605118 |
Method and system for reheat temperature control |
Feb. 25, 1997 |
| 5385121 |
Steam desuperheater |
Jan. 31, 1995 |
| 4942847 |
Generation and accumulation of steam |
Jul. 24, 1990 |
| 4915169 |
Method for controlling the pH of steam fluids using heterocyclic, multifunctional, nitrogen-containing compounds |
Apr. 10, 1990 |
| 4871023 |
Method for controlling the pH of steam fluids |
Oct. 3, 1989 |
| 4524728 |
Steam condensing apparatus |
Jun. 25, 1985 |
| 4470961 |
Utilization of impure steam and recovery of deuterium therefrom |
Sep. 11, 1984 |
| 4438730 |
Process for the generation of steam |
Mar. 27, 1984 |
| 4242305 |
Apparatus for controlling emissions of hydrogen sulfide from a system utilizing geothermal steam |
Dec. 30, 1980 |
| 4202864 |
Process for controlling environmental pollution from steam containing hydrogen sulfide |
May. 13, 1980 |
| 4123506 |
Utilization of impure steam contaminated with hydrogen sulfide |
Oct. 31, 1978 |
| 4084080 |
Towel heater and dispenser |
Apr. 11, 1978 |
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