TREA

Donald R. Spink

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  • Waterloo, both of Ontario, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of treating gases
    • Patent number 5,565,180
    • Issue date Oct 15, 1996
    • Turbotak Inc.
    • Donald R. Spink
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Stripping method and apparatus
    • Patent number 5,439,509
    • Issue date Aug 8, 1995
    • Turbotak Inc.
    • Donald R. Spink
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Solute gas-absorbing procedure
    • Patent number 5,364,604
    • Issue date Nov 15, 1994
    • Turbotak Technologies Inc.
    • Donald R. Spink
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method for removing sulfur oxides
    • Patent number 5,362,464
    • Issue date Nov 8, 1994
    • Turbotak Inc.
    • J. Stuart Burgess
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Spray nozzle design
    • Patent number RE34586
    • Issue date Apr 19, 1994
    • Turbotak Inc.
    • Donald R. Spink
    • 239 - Fluid sprinkling, spraying, and diffusing
  • Information Patent Grant

    Gas reacting method
    • Patent number 5,192,517
    • Issue date Mar 9, 1993
    • Turbotak Inc.
    • Donald R. Spink
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Spray nozzle design
    • Patent number 5,170,942
    • Issue date Dec 15, 1992
    • Turbotak Technologies Inc.
    • Donald R. Spink
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Production of low-chloride alkali metal phosphates
    • Patent number 5,114,460
    • Issue date May 19, 1992
    • Alpine Plant Foods Limited
    • Kim D. Nguyen
    • C05 - FERTILISERS MANUFACTURE THEREOF
  • Information Patent Grant

    Production of low-chloride fertilizers
    • Patent number 5,055,124
    • Issue date Oct 8, 1991
    • Alpine Plant Foods Limited
    • Kim D. Nguyen
    • C05 - FERTILISERS MANUFACTURE THEREOF
  • Information Patent Grant

    Hydrometallurgical production of zinc oxide from roasted zinc conce...
    • Patent number 5,028,410
    • Issue date Jul 2, 1991
    • Material-Concepts-Research Limited
    • Donald R. Spink
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Spray nozzle design
    • Patent number 5,025,989
    • Issue date Jun 25, 1991
    • Turbotak Inc.
    • Donald R. Spink
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Method for removing sulfur oxide
    • Patent number 5,023,064
    • Issue date Jun 11, 1991
    • Turbotak Inc.
    • J. Stuart Burgess
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Process for treating zinc oxide bearing materials
    • Patent number 5,017,346
    • Issue date May 21, 1991
    • Ecolomics Inc.
    • Donald R. Spink
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Gas reacting apparatus and method
    • Patent number 4,963,329
    • Issue date Oct 16, 1990
    • Turbotak Inc.
    • J. Stuart Burgess
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fine dust removal device
    • Patent number 4,950,313
    • Issue date Aug 21, 1990
    • University of Waterloo
    • Francis A. L. Dullien
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Spray nozzle design
    • Patent number 4,893,752
    • Issue date Jan 16, 1990
    • Turbotak Inc.
    • Donald R. Spink
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Recovery of zinc values from zinc and iron-bearing sulfide materials
    • Patent number 4,889,694
    • Issue date Dec 26, 1989
    • University of Waterloo
    • Donald R. Spink
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Gas reacting apparatus
    • Patent number 4,865,817
    • Issue date Sep 12, 1989
    • University of Waterloo
    • J. Stuart Burgess
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Process for leaching zinc from partially desulfurized zinc concentr...
    • Patent number 4,778,520
    • Issue date Oct 18, 1988
    • University of Waterloo
    • Donald R. Spink
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Gas scrubber and method of operation
    • Patent number 4,067,703
    • Issue date Jan 10, 1978
    • Francis A. L. Dullien
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Separation of zirconium and hafnium
    • Patent number 3,966,458
    • Issue date Jun 29, 1976
    • Amax Speciality Metal Corporation
    • Donald R. Spink
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Reduction of metal halides
    • Patent number 3,966,460
    • Issue date Jun 29, 1976
    • Amax Specialty Metal Corporation
    • Donald R. Spink
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...