Water-tube boilers of combined horizontally-inclined type and vertical type

Patents Grantslast 30 patents

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    Flow baffles for shell and tube heat exchangers

    • Patent number 11,512,902
    • Issue date Nov 29, 2022
    • Holtec International
    • Krishna P. Singh
    • F28 - HEAT EXCHANGE IN GENERAL
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    Multiple pass flexible water tube boiler

    • Patent number 10,724,734
    • Issue date Jul 28, 2020
    • Superior Boiler, LLC
    • John R. English
    • F22 - STEAM GENERATION
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    Thermal storage condensing boiler or heat exchanger

    • Patent number 9,310,069
    • Issue date Apr 12, 2016
    • Martin Cain
    • F22 - STEAM GENERATION
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    3867909

    • Patent number 3,867,909
    • Issue date Feb 25, 1975
    • F22 - STEAM GENERATION
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    2222769

    • Patent number 2,222,769
    • Issue date Nov 26, 1940
    • F22 - STEAM GENERATION
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    2202768

    • Patent number 2,202,768
    • Issue date May 28, 1940
    • F22 - STEAM GENERATION
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    2091984

    • Patent number 2,091,984
    • Issue date Sep 7, 1937
    • F22 - STEAM GENERATION
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    2064098

    • Patent number 2,064,098
    • Issue date Dec 15, 1936
    • F22 - STEAM GENERATION
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    2051459

    • Patent number 2,051,459
    • Issue date Aug 18, 1936
    • F22 - STEAM GENERATION
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    2041388

    • Patent number 2,041,388
    • Issue date May 19, 1936
    • F22 - STEAM GENERATION
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    2004895

    • Patent number 2,004,895
    • Issue date Jun 11, 1935
    • F22 - STEAM GENERATION
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    1998828

    • Patent number 1,998,828
    • Issue date Apr 23, 1935
    • F22 - STEAM GENERATION
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    1935272

    • Patent number 1,935,272
    • Issue date Nov 14, 1933
    • F22 - STEAM GENERATION
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    1924850

    • Patent number 1,924,850
    • Issue date Aug 29, 1933
    • F22 - STEAM GENERATION
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    1923875

    • Patent number 1,923,875
    • Issue date Aug 22, 1933
    • F22 - STEAM GENERATION
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    1892661

    • Patent number 1,892,661
    • Issue date Dec 27, 1932
    • F22 - STEAM GENERATION
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    1889071

    • Patent number 1,889,071
    • Issue date Nov 29, 1932
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    1889072

    • Patent number 1,889,072
    • Issue date Nov 29, 1932
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    1887854

    • Patent number 1,887,854
    • Issue date Nov 15, 1932
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    1884741

    • Patent number 1,884,741
    • Issue date Oct 25, 1932
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    1882847

    • Patent number 1,882,847
    • Issue date Oct 18, 1932
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    1883706

    • Patent number 1,883,706
    • Issue date Oct 18, 1932
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    1882332

    • Patent number 1,882,332
    • Issue date Oct 11, 1932
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    1878148

    • Patent number 1,878,148
    • Issue date Sep 20, 1932
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    1859857

    • Patent number 1,859,857
    • Issue date May 24, 1932
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    1841011

    • Patent number 1,841,011
    • Issue date Jan 12, 1932
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    1839911

    • Patent number 1,839,911
    • Issue date Jan 5, 1932
    • F22 - STEAM GENERATION
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    1830169

    • Patent number 1,830,169
    • Issue date Nov 3, 1931
    • F22 - STEAM GENERATION
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    1828483

    • Patent number 1,828,483
    • Issue date Oct 20, 1931
    • F22 - STEAM GENERATION
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    1799633

    • Patent number 1,799,633
    • Issue date Apr 7, 1931
    • F22 - STEAM GENERATION

Patents Applicationslast 30 patents