responsive to abnormal temperature

Patents Grantslast 30 patents

  • Information Patent Grant

    Temperature and low water monitoring for boiler systems

    • Patent number 9,416,981
    • Issue date Aug 16, 2016
    • C. Cowles & Company
    • Christopher L. Murray
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Temperature and low water monitoring for boiler systems

    • Patent number 8,931,708
    • Issue date Jan 13, 2015
    • C. Cowles & Company
    • Christopher L. Murray
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Boiler protection apparatus and method

    • Patent number 8,008,603
    • Issue date Aug 30, 2011
    • Bruce G. MacKenzie
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Temperature and low water monitoring for boiler systems

    • Patent number 7,891,572
    • Issue date Feb 22, 2011
    • C. Cowles & Company
    • Christopher L. Murray
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for preventing low-water failure in boilers

    • Patent number 4,941,435
    • Issue date Jul 17, 1990
    • Thomas C. Person
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3734402

    • Patent number 3,734,402
    • Issue date May 22, 1973
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3552646

    • Patent number 3,552,646
    • Issue date Jan 5, 1971
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3387593

    • Patent number 3,387,593
    • Issue date Jun 11, 1968
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3277912

    • Patent number 3,277,912
    • Issue date Oct 11, 1966
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3227170

    • Patent number 3,227,170
    • Issue date Jan 4, 1966
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3227144

    • Patent number 3,227,144
    • Issue date Jan 4, 1966
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3205871

    • Patent number 3,205,871
    • Issue date Sep 14, 1965
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3113750

    • Patent number 3,113,750
    • Issue date Dec 10, 1963
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    3027088

    • Patent number 3,027,088
    • Issue date Mar 27, 1962
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2985017

    • Patent number 2,985,017
    • Issue date May 23, 1961
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2778917

    • Patent number 2,778,917
    • Issue date Jan 22, 1957
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2619566

    • Patent number 2,619,566
    • Issue date Nov 25, 1952
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2431110

    • Patent number 2,431,110
    • Issue date Nov 18, 1947
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2356283

    • Patent number 2,356,283
    • Issue date Aug 22, 1944
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2313255

    • Patent number 2,313,255
    • Issue date Mar 9, 1943
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2313449

    • Patent number 2,313,449
    • Issue date Mar 9, 1943
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2301633

    • Patent number 2,301,633
    • Issue date Nov 10, 1942
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2277533

    • Patent number 2,277,533
    • Issue date Mar 24, 1942
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2242798

    • Patent number 2,242,798
    • Issue date May 20, 1941
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2216351

    • Patent number 2,216,351
    • Issue date Oct 1, 1940
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2200124

    • Patent number 2,200,124
    • Issue date May 7, 1940
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2157163

    • Patent number 2,157,163
    • Issue date May 9, 1939
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2014964

    • Patent number 2,014,964
    • Issue date Sep 17, 1935
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2001686

    • Patent number 2,001,686
    • Issue date May 14, 1935
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1948056

    • Patent number 1,948,056
    • Issue date Feb 20, 1934
    • F22 - STEAM GENERATION

Patents Applicationslast 30 patents