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Forced-flow steam generator
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Patent number 9,291,344
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Issue date Mar 22, 2016
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Siemens Aktiengesellschaft
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Joachim Brodeβer
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F22 - STEAM GENERATION
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Boiler
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Patent number 8,555,820
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Issue date Oct 15, 2013
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Miura Co., Ltd.
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Soji Sumi
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F28 - HEAT EXCHANGE IN GENERAL
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Boiler
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Patent number 6,817,319
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Issue date Nov 16, 2004
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Precision Boilers, Inc.
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Atilhan Manay
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F22 - STEAM GENERATION
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Hot water or steam boiler
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Patent number 4,123,995
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Issue date Nov 7, 1978
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Osby, Varme AB
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Finn U. Ek
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F24 - HEATING RANGES VENTILATING
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Heated enclosures
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Patent number 4,080,933
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Issue date Mar 28, 1978
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Foster Wheeler Energy Corporation
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Thomas Gibson
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F22 - STEAM GENERATION
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3101699
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Patent number 3,101,699
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Issue date Aug 27, 1963
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F24 - HEATING RANGES VENTILATING
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3030938
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Patent number 3,030,938
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Issue date Apr 24, 1962
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F24 - HEATING RANGES VENTILATING
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2994308
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Patent number 2,994,308
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Issue date Aug 1, 1961
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F22 - STEAM GENERATION
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2897795
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Patent number 2,897,795
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Issue date Aug 4, 1959
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F22 - STEAM GENERATION
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2887095
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Patent number 2,887,095
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Issue date May 19, 1959
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F22 - STEAM GENERATION
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2887096
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Patent number 2,887,096
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Issue date May 19, 1959
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F24 - HEATING RANGES VENTILATING
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2877746
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Patent number 2,877,746
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Issue date Mar 17, 1959
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F22 - STEAM GENERATION
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2823651
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Patent number 2,823,651
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Issue date Feb 18, 1958
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F22 - STEAM GENERATION
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2745389
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Patent number 2,745,389
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Issue date May 15, 1956
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F22 - STEAM GENERATION
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2654352
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Patent number 2,654,352
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Issue date Oct 6, 1953
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F22 - STEAM GENERATION
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2204351
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Patent number 2,204,351
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Issue date Jun 11, 1940
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F22 - STEAM GENERATION
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1918453
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Patent number 1,918,453
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Issue date Jul 18, 1933
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F22 - STEAM GENERATION
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1883124
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Patent number 1,883,124
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Issue date Oct 18, 1932
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F22 - STEAM GENERATION
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1826293
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Patent number 1,826,293
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Issue date Oct 6, 1931
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F22 - STEAM GENERATION
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1746711
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Patent number 1,746,711
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Issue date Feb 11, 1930
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F22 - STEAM GENERATION