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Class Information
Number: 122/460
Name: Liquid heaters and vaporizers > Steam treatment > Boilers with superheaters
Description: Subject matter comprising general combinations of boilers of a miscellaneous structure with steam superheaters, not defined in other subclasses. Superheaters of use only as a steam superheater are classified here.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7587133 |
Method for starting a continuous steam generator and continuous steam generator for carrying out said method |
Sep. 8, 2009 |
| 7549400 |
Method of heating boiler process feed streams |
Jun. 23, 2009 |
| 6672259 |
Method for positioning superheaters in biomass burning steam generators, and steam generator |
Jan. 6, 2004 |
| 6446584 |
Fossil-fuel-fired steam generator |
Sep. 10, 2002 |
| 6446580 |
Fossil fuel-fired continuous-flow steam generator |
Sep. 10, 2002 |
| 6427637 |
Steam generator with at least partially double-walled evaporation tank |
Aug. 6, 2002 |
| 6343570 |
Steam generator, in particular waste-heat steam generator, and method for operating the steam generator |
Feb. 5, 2002 |
| 6269754 |
Steam generator for superheated steam for incineration plants with corrosive flue gases |
Aug. 7, 2001 |
| 6237542 |
Heat recovery boiler and hot banking releasing method thereof |
May. 29, 2001 |
| 6237543 |
Sealing-steam feed |
May. 29, 2001 |
| 6173679 |
Waste-heat steam generator |
Jan. 16, 2001 |
| 5950574 |
Boiler |
Sep. 14, 1999 |
| 5867935 |
Superheated steam delivering apparatus and agricultural methods therewith |
Feb. 9, 1999 |
| 5776413 |
Chemical mode of operation of a water/steam cycle |
Jul. 7, 1998 |
| 5605118 |
Method and system for reheat temperature control |
Feb. 25, 1997 |
| 5568793 |
Steam generator |
Oct. 29, 1996 |
| 5307766 |
Temperature control of steam for boilers |
May. 3, 1994 |
| 5299534 |
Single-drum recovery boiler |
Apr. 5, 1994 |
| 5279263 |
Cascaded steam temperature control applied to a universal pressure boiler |
Jan. 18, 1994 |
| 4969084 |
Superheater spray flow control for variable pressure operation |
Nov. 6, 1990 |
| 4549503 |
Maximum efficiency steam temperature control system |
Oct. 29, 1985 |
| 4484531 |
Cyclic velox boiler |
Nov. 27, 1984 |
| 4413591 |
Superheater hanger design |
Nov. 8, 1983 |
| 4278050 |
Rapid response steam generating apparatus |
Jul. 14, 1981 |
| 4241701 |
Method and apparatus for controlling steam temperature at a boiler outlet |
Dec. 30, 1980 |
| 3983846 |
Boiler device |
Oct. 5, 1976 |
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