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involving an upper and lower drum of annular shape
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CPC
F22B21/065
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F22
Steam generation
F22B
METHODS OF STEAM GENERATION STEAM BOILERS
F22B21/00
Water-tube boilers of vertical or steeply-inclined type
Current Industry
F22B21/065
involving an upper and lower drum of annular shape
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Patents Grants
last 30 patents
Information
Patent Grant
Boiler
Patent number
8,677,945
Issue date
Mar 25, 2014
Miura Co., Ltd.
Soji Sumi
F22 - STEAM GENERATION
Information
Patent Grant
Water-tube boiler
Patent number
6,318,305
Issue date
Nov 20, 2001
Miura Co., Ltd.
Noboru Takubo
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Water-tube boiler
Patent number
6,269,782
Issue date
Aug 7, 2001
Miura Co., Ltd.
Toshihiro Kayahara
F22 - STEAM GENERATION
Information
Patent Grant
Water-tube boiler
Patent number
6,253,715
Issue date
Jul 3, 2001
Miura Co., Ltd.
Noboru Takubo
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Combustion powered cooling system
Patent number
6,138,457
Issue date
Oct 31, 2000
Applied Power Technology Incorporated
David Lackstrom
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Water-tube boiler
Patent number
6,116,196
Issue date
Sep 12, 2000
Miura Co., Ltd.
Shigehiro Watanabe
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Water-tube boiler and burner
Patent number
6,041,743
Issue date
Mar 28, 2000
Miura Co., Ltd.
Noboru Takubo
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Water-tube boiler with re-circulation means
Patent number
6,029,614
Issue date
Feb 29, 2000
Miura Co., Ltd.
Toshihiro Kayahara
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Small once-through boiler
Patent number
5,791,299
Issue date
Aug 11, 1998
Nippon Furnace Kogyo Kabushiki Kaisha
Mamoru Matsuo
F22 - STEAM GENERATION
Information
Patent Grant
Marine boiler
Patent number
5,673,654
Issue date
Oct 7, 1997
Aalborg Marine Boilers A/S
Mogens Vinzentz Jensen
F22 - STEAM GENERATION
Information
Patent Grant
Method and apparatus for extracting saturated steam in the synthesi...
Patent number
4,903,641
Issue date
Feb 27, 1990
Sigri GmbH
Eduard Gohl
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Multi-pipe once-through type boiler
Patent number
4,825,813
Issue date
May 2, 1989
Miura Co., Ltd.
Yuji Yoshinari
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Multitubular once-through boiler
Patent number
4,453,496
Issue date
Jun 12, 1984
Miura Co., Ltd.
Yuji Yoshinari
F22 - STEAM GENERATION
Information
Patent Grant
Synthesis gas cooler and waste heat boiler
Patent number
4,377,132
Issue date
Mar 22, 1983
Texaco Development Corp.
Wolfgang Koog
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Radiation boiler
Patent number
4,372,253
Issue date
Feb 8, 1983
Ruhrchemie Aktiengesellschaft
Josef Hibbel
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Steam generator
Patent number
4,289,093
Issue date
Sep 15, 1981
Combustion Engineering, Inc.
Robert W. Coggins
F22 - STEAM GENERATION
Information
Patent Grant
Boiler
Patent number
4,257,358
Issue date
Mar 24, 1981
Ebara Corporation
Masashi Watanabe
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
3659561
Patent number
3,659,561
Issue date
May 2, 1972
F22 - STEAM GENERATION
Information
Patent Grant
3651790
Patent number
3,651,790
Issue date
Mar 28, 1972
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
3641516
Patent number
3,641,516
Issue date
Feb 8, 1972
G11 - INFORMATION STORAGE
Information
Patent Grant
3633550
Patent number
3,633,550
Issue date
Jan 11, 1972
F22 - STEAM GENERATION
Information
Patent Grant
3601098
Patent number
3,601,098
Issue date
Aug 24, 1971
F22 - STEAM GENERATION
Information
Patent Grant
3200793
Patent number
3,200,793
Issue date
Aug 17, 1965
F22 - STEAM GENERATION
Information
Patent Grant
3127876
Patent number
3,127,876
Issue date
Apr 7, 1964
C21 - METALLURGY OF IRON
Information
Patent Grant
3052220
Patent number
3,052,220
Issue date
Sep 4, 1962
F22 - STEAM GENERATION
Information
Patent Grant
2909158
Patent number
2,909,158
Issue date
Oct 20, 1959
F22 - STEAM GENERATION
Information
Patent Grant
2854961
Patent number
2,854,961
Issue date
Oct 7, 1958
F22 - STEAM GENERATION
Information
Patent Grant
2625140
Patent number
2,625,140
Issue date
Jan 13, 1953
F22 - STEAM GENERATION
Information
Patent Grant
2201627
Patent number
2,201,627
Issue date
May 21, 1940
F22 - STEAM GENERATION
Information
Patent Grant
1504924
Patent number
1,504,924
Issue date
Aug 12, 1924
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
BOILER
Publication number
20110088636
Publication date
Apr 21, 2011
MIURA CO., LTD.
Soji Sumi
F22 - STEAM GENERATION
Information
Patent Application
BOILER
Publication number
20100212603
Publication date
Aug 26, 2010
MIURA CO., LTD.
Tomohiro Ookubo
F22 - STEAM GENERATION
Information
Patent Application
Boiler
Publication number
20090025659
Publication date
Jan 29, 2009
Miura Co., Ltd.
Tomohiro Ookubo
F22 - STEAM GENERATION