Wyoming Inventors Database
Wyoming Inventors : Name Search Results

William Frint has a total of 12 patent(s) in the database.

* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.

 

  1. Patent Number: 2957822     View patent at USPTO
    Title: DRILLING MUDS USEFUL IN DRILLING TRONA BEDS
    Assignee: Food Machinery and Chemical Corporation
    Issue Date: October 25, 1960
    Inventor(s): William R. Frint, Green River, WY

  2. Patent Number: 3037849     View patent at USPTO
    Title: METHOD FOR CRYSTALLIZING A SODIUM CARBONATE
    Assignee: FMC Corporation
    Issue Date: June 05, 1962
    Inventor(s): William C. Bauer, Green River, WY
    William R. Frint, Green River, WY

  3. Patent Number: 3050290     View patent at USPTO
    Title: METHOD OF RECOVERING SODIUM VALUES BY SOLUTION MINING OF TRONA
    Assignee: FMC Corporation
    Issue Date: August 21, 1962
    Inventor(s): Ned A. Caldwell, Brigham City, UT
    William R. Frint, Green River, WY

  4. Patent Number: 3084026     View patent at USPTO
    Title: METHOD OF PRODUCING SODA ASH FROM CRUDE TRONA
    Assignee: FMC Corporation
    Issue Date: April 02, 1963
    Inventor(s): William R. Frint, Green River, WY
    William D. Smith, Green River, WY

  5. Patent Number: 3119655     View patent at USPTO
    Title: EVAPORATIVE PROCESS FOR PRODUCING SODA ASH FROM TRONA
    Assignee: FMC Corporation
    Issue Date: January 28, 1964
    Inventor(s): William R. Frint, Green River, WY
    Allen P. McCue, Norwalk, CT

  6. Patent Number: 3498744     View patent at USPTO
    Title: PURIFICATION OF CALCINED CRUDE TRONA BY MONOHYDRATE RECRYSTALLIZATION
    Assignee: Intermountain Research & Development Corporation
    Issue Date: March 03, 1970
    Inventor(s): William R. Frint, Green River, WY
    Richard W. Waggener, Green River, WY

  7. Patent Number: 4283372     View patent at USPTO
    Title: RECOVERY OF ALKALI VALUES FROM SODIUM BICARBONATE-CONTAINING ORE WITH AMMONIA
    Assignee: Intermountain Research and Development Corporation
    Issue Date: August 11, 1981
    Inventor(s): William C. Copenhafer, Yardley, PA
    William R. Frint, Green River, WY
    Michael L. Pinsky, Mt. Holly, NJ

  8. Patent Number: 4401635     View patent at USPTO
    Title: RECOVERY OF ALKALI VALUES FROM SALT-CONTAINING TRONA DEPOSITS
    Assignee: Intermountain Research and Development Corporation
    Issue Date: August 30, 1983
    Inventor(s): William R. Frint, Green River, WY

  9. Patent Number: 5043149     View patent at USPTO
    Title: SODA ASH PRODUCTION
    Assignee: FMC Corporation
    Issue Date: August 27, 1991
    Inventor(s): Michael M. Bithell, Green River, WY
    William G. Fischer, Green River, WY
    William R. Frint, Green River, WY

  10. Patent Number: 5192164     View patent at USPTO
    Title: SODA ASH PRODUCTION
    Assignee: FMC Corporation
    Issue Date: March 09, 1993
    Inventor(s): Michael M. Bithell, Green River, WY
    William G. Fischer, Green River, WY
    William R. Frint, Green River, WY

  11. Patent Number: 5238664     View patent at USPTO
    Title: SODA ASH PRODUCTION
    Assignee: FMC Corporation
    Issue Date: August 24, 1993
    Inventor(s): Michael M. Bithell, Green River, WY
    William G. Fischer, Green River, WY
    William R. Frint, Green River, WY

  12. Patent Number: 5262134     View patent at USPTO
    Title: PROCESS FOR PRODUCING SODIUM SALTS FROM BRINES OF SODIUM ORES
    Assignee: FMC Corporation
    Issue Date: November 16, 1993
    Inventor(s): William C. Copenhafer, Yardley, PA
    William R. Frint, Green River, WY