TREA

the subdivisions consisting of concentric perforated walls, or spiral-shaped walls

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Industry

  • CPC
  • F26B11/188
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F26Drying F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM F26B11/00Machines or apparatus for drying solid materials or objects with movement which is non-progressive

Current Industry

F26B11/188the subdivisions consisting of concentric perforated walls, or spiral-shaped walls
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3833749
    • Patent number 3,833,749
    • Issue date Sep 3, 1974
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    3469324
    • Patent number 3,469,324
    • Issue date Sep 30, 1969
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3137546
    • Patent number 3,137,546
    • Issue date Jun 16, 1964
    • F26 - DRYING
  • Information Patent Grant

    2878584
    • Patent number 2,878,584
    • Issue date Mar 24, 1959
    • F26 - DRYING
  • Information Patent Grant

    2850809
    • Patent number 2,850,809
    • Issue date Sep 9, 1958
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    2838177
    • Patent number 2,838,177
    • Issue date Jun 10, 1958
    • F26 - DRYING
  • Information Patent Grant

    1996347
    • Patent number 1,996,347
    • Issue date Apr 2, 1935
    • F26 - DRYING
  • Information Patent Grant

    1623017
    • Patent number 1,623,017
    • Issue date Mar 29, 1927
    • F26 - DRYING

Patents Applicationslast 30 patents