With cooling

Patents Grantslast 30 patents

  • Information Patent Grant

    Damper assembly for high temperature or corrosive gases

    • Patent number 4,027,654
    • Issue date Jun 7, 1977
    • American Air Filter Company, Inc.
    • David H. Kannapell
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    3284070

    • Patent number 3,284,070
    • Issue date Nov 8, 1966
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    2891567

    • Patent number 2,891,567
    • Issue date Jun 23, 1959
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2655363

    • Patent number 2,655,363
    • Issue date Oct 13, 1953
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2525826

    • Patent number 2,525,826
    • Issue date Oct 17, 1950
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2518314

    • Patent number 2,518,314
    • Issue date Aug 8, 1950
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2110467

    • Patent number 2,110,467
    • Issue date Mar 8, 1938
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1849242

    • Patent number 1,849,242
    • Issue date Mar 15, 1932
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1621258

    • Patent number 1,621,258
    • Issue date Mar 15, 1927
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    1513015

    • Patent number 1,513,015
    • Issue date Oct 28, 1924
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1511544

    • Patent number 1,511,544
    • Issue date Oct 14, 1924
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1505630

    • Patent number 1,505,630
    • Issue date Aug 19, 1924
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1503465

    • Patent number 1,503,465
    • Issue date Aug 5, 1924
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1502513

    • Patent number 1,502,513
    • Issue date Jul 22, 1924
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1499017

    • Patent number 1,499,017
    • Issue date Jun 24, 1924
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1466775

    • Patent number 1,466,775
    • Issue date Sep 4, 1923
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1428525

    • Patent number 1,428,525
    • Issue date Sep 12, 1922
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1351914

    • Patent number 1,351,914
    • Issue date Sep 7, 1920
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1307004

    • Patent number 1,307,004
    • Issue date Jun 17, 1919
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1275609

    • Patent number 1,275,609
    • Issue date Aug 13, 1918
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1251788

    • Patent number 1,251,788
    • Issue date Jan 1, 1918
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1093047

    • Patent number 1,093,047
    • Issue date Apr 14, 1914
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    1017159

    • Patent number 1,017,159
    • Issue date Feb 13, 1912
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    991592

    • Patent number 991,592
    • Issue date May 9, 1911
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    987734

    • Patent number 987,734
    • Issue date Mar 28, 1911
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    956538

    • Patent number 956,538
    • Issue date May 3, 1910
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    943332

    • Patent number 943,332
    • Issue date Dec 14, 1909
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    927930

    • Patent number 927,930
    • Issue date Jul 13, 1909
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    927378

    • Patent number 927,378
    • Issue date Jul 6, 1909
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    898805

    • Patent number 898,805
    • Issue date Sep 15, 1908
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES