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the fire tubes being in upright arrangement

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  • CPC
  • F22B11/02
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F22Steam generation F22BMETHODS OF STEAM GENERATION STEAM BOILERS F22B11/00Steam boilers of combined fire-tube type and water-tube type

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F22B11/02the fire tubes being in upright arrangement
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Patents Grantslast 30 patents

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    • Guy Louis Letourneau
    • F22 - STEAM GENERATION
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    Hot water boiler
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    • Issue date May 7, 2019
    • Junggon Kim
    • F24 - HEATING RANGES VENTILATING
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    HRSG for fluidized gasification
    • Patent number 9,103,234
    • Issue date Aug 11, 2015
    • Synthesis Energy Systems, Inc.
    • Minghai Gu
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  • Information Patent Grant

    Vapor generator with preheater and method of operating same
    • Patent number 7,721,679
    • Issue date May 25, 2010
    • Goodfield Energy Corporation
    • Aldon R. Reinhardt
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  • Information Patent Grant

    Hot water or steam boiler
    • Patent number 4,171,685
    • Issue date Oct 23, 1979
    • Osby Varme AB
    • Finn U. Ek
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hot water or steam boiler
    • Patent number 4,123,995
    • Issue date Nov 7, 1978
    • Osby, Varme AB
    • Finn U. Ek
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2018709
    • Patent number 2,018,709
    • Issue date Oct 29, 1935
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1853183
    • Patent number 1,853,183
    • Issue date Apr 12, 1932
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1725408
    • Patent number 1,725,408
    • Issue date Aug 20, 1929
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1508194
    • Patent number 1,508,194
    • Issue date Sep 9, 1924
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1488531
    • Patent number 1,488,531
    • Issue date Apr 1, 1924
    • F22 - STEAM GENERATION

Patents Applicationslast 30 patents