Magnetic coupling

Patents Grantslast 30 patents

  • Information Patent Grant

    Heat transfer apparatus with positive drive orbital whip rod

    • Patent number 5,385,645
    • Issue date Jan 31, 1995
    • Y. T. Li Engineering, Inc.
    • Yao-Tzu Li
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Solvent evaporator

    • Patent number 4,913,777
    • Issue date Apr 3, 1990
    • Martin Parkinson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Solvent evaporator

    • Patent number 4,790,911
    • Issue date Dec 13, 1988
    • Martin Parkinson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Spinning band fractionating column

    • Patent number 4,770,746
    • Issue date Sep 13, 1988
    • Microscale Organic Laboratory Corporation
    • Dana W. Mayo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3538061

    • Patent number 3,538,061
    • Issue date Nov 3, 1970
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3306829

    • Patent number 3,306,829
    • Issue date Feb 28, 1967
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3304990

    • Patent number 3,304,990
    • Issue date Feb 21, 1967
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3299026

    • Patent number 3,299,026
    • Issue date Jan 17, 1967
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3271272

    • Patent number 3,271,272
    • Issue date Sep 6, 1966
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3250687

    • Patent number 3,250,687
    • Issue date May 10, 1966
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3138370

    • Patent number 3,138,370
    • Issue date Jun 23, 1964
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3085407

    • Patent number 3,085,407
    • Issue date Apr 16, 1963
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2983349

    • Patent number 2,983,349
    • Issue date May 9, 1961
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2892759

    • Patent number 2,892,759
    • Issue date Jun 30, 1959
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2880979

    • Patent number 2,880,979
    • Issue date Apr 7, 1959
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2843535

    • Patent number 2,843,535
    • Issue date Jul 15, 1958
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2764534

    • Patent number 2,764,534
    • Issue date Sep 25, 1956
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents