with provisions for working under reduced or increased pressure, with or without heating

Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum cooled grain dryer

    • Patent number 11,378,335
    • Issue date Jul 5, 2022
    • GSI GROUP LLC
    • David Morrison
    • F26 - DRYING
  • Information Patent Grant

    Mixed-flow grain dryer with cross-flow vacuum cool heat recovery sy...

    • Patent number 10,767,926
    • Issue date Sep 8, 2020
    • Sukup Manufacturing Co.
    • Casey Scott Heilskov
    • F26 - DRYING
  • Information Patent Grant

    Vacuum drying method and apparatus

    • Patent number 10,751,918
    • Issue date Aug 25, 2020
    • Maguire Products, Inc.
    • Stephen B. Maguire
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and apparatus for vacuum drying granular resin material

    • Patent number 10,539,366
    • Issue date Jan 21, 2020
    • Stephen B. Maguire
    • F26 - DRYING
  • Information Patent Grant

    Mixed flow grain dryer with vacuum cool heat recovery system

    • Patent number 10,378,820
    • Issue date Aug 13, 2019
    • Sukup Manufacturing Co.
    • Casey Scott Heilskov
    • F26 - DRYING
  • Information Patent Grant

    Vacuum drying apparatus and vacuum drying method using the same

    • Patent number 9,927,172
    • Issue date Mar 27, 2018
    • BOE Technology Group Co., Ltd.
    • Hao Wang
    • F26 - DRYING
  • Information Patent Grant

    Hybrid continuous flow grain dryer

    • Patent number 9,835,375
    • Issue date Dec 5, 2017
    • CTB, Inc.
    • Brent J. Bloemendaal
    • F26 - DRYING
  • Information Patent Grant

    Combustible pellet drying system

    • Patent number 9,738,845
    • Issue date Aug 22, 2017
    • OMNIS THERMAL TECHNOLOGIES, LLC
    • David S. Gibbel
    • F26 - DRYING
  • Information Patent Grant

    Resin drying method and apparatus

    • Patent number 8,776,392
    • Issue date Jul 15, 2014
    • Stephen B. Maguire
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Low pressure high capacity dryer for resins and other granular and...

    • Patent number 7,347,007
    • Issue date Mar 25, 2008
    • Stephen B. Maguire
    • F26 - DRYING
  • Information Patent Grant

    Low pressure dryer

    • Patent number 7,234,247
    • Issue date Jun 26, 2007
    • Stephen B. Maguire
    • F26 - DRYING
  • Information Patent Grant

    Upgrading solid material

    • Patent number 6,497,054
    • Issue date Dec 24, 2002
    • Technological Resources Pty. Ltd.
    • Mark Howard Davies
    • F26 - DRYING
  • Information Patent Grant

    Pressure reducing heat exchanger

    • Patent number 5,857,516
    • Issue date Jan 12, 1999
    • Cominco Engineering Services Ltd.
    • Neville P. Jordison
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Apparatus for conditioning hygroscopic plastic material

    • Patent number 4,531,308
    • Issue date Jul 30, 1985
    • Cactus Machinery Inc.
    • James R. Neilson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus and process for drying granular products

    • Patent number 4,347,670
    • Issue date Sep 7, 1982
    • McDonnell Douglas Corporation
    • Frederick C. Wear
    • F26 - DRYING
  • Information Patent Grant

    Seed drying process and apparatus

    • Patent number 4,015,341
    • Issue date Apr 5, 1977
    • McDonnell Douglas Corporation
    • Howard F. McKinney
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    3859734

    • Patent number 3,859,734
    • Issue date Jan 14, 1975
    • F26 - DRYING
  • Information Patent Grant

    3762065

    • Patent number 3,762,065
    • Issue date Oct 2, 1973
    • F26 - DRYING
  • Information Patent Grant

    3597850

    • Patent number 3,597,850
    • Issue date Aug 10, 1971
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3521371

    • Patent number 3,521,371
    • Issue date Jul 21, 1970
    • F26 - DRYING
  • Information Patent Grant

    3365806

    • Patent number 3,365,806
    • Issue date Jan 30, 1968
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    3314160

    • Patent number 3,314,160
    • Issue date Apr 18, 1967
    • F26 - DRYING
  • Information Patent Grant

    3125423

    • Patent number 3,125,423
    • Issue date Mar 17, 1964
    • F26 - DRYING
  • Information Patent Grant

    2985201

    • Patent number 2,985,201
    • Issue date May 23, 1961
    • F26 - DRYING
  • Information Patent Grant

    2283319

    • Patent number 2,283,319
    • Issue date May 19, 1942
    • F26 - DRYING
  • Information Patent Grant

    2073553

    • Patent number 2,073,553
    • Issue date Mar 9, 1937
    • F26 - DRYING
  • Information Patent Grant

    2028395

    • Patent number 2,028,395
    • Issue date Jan 21, 1936
    • F26 - DRYING
  • Information Patent Grant

    1949427

    • Patent number 1,949,427
    • Issue date Mar 6, 1934
    • F26 - DRYING
  • Information Patent Grant

    1415160

    • Patent number 1,415,160
    • Issue date May 9, 1922
    • F26 - DRYING

Patents Applicationslast 30 patents