Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Richard Chastain has a total of 6 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: 5609838     View patent at USPTO
    Title: EQUILIBRIUM PRODUCTION OF SODIUM CARBONATE FROM SODIUM BICARBONATE
    Assignee: Tg Soda Ash, Inc.
    Issue Date: March 11, 1997
    Inventor(s): Richard W. Chastain, Lyman, WY
    Thomas H. Neuman, Salt Lake City, UT

  2. Patent Number: 5766270     View patent at USPTO
    Title: SOLUTION MINING OF CARBONATE/BICARBONATE DEPOSITS TO PRODUCE SODA ASH
    Assignee: Tg Soda Ash, Inc.
    Issue Date: June 16, 1998
    Inventor(s): Richard W. Chastain, Lyman, WY
    Thomas H. Neuman, Salt Lake City, UT

  3. Patent Number: 5955043     View patent at USPTO
    Title: PRODUCTION OF SODIUM CARBONATE FROM SOLUTION MINE BRINE
    Assignee: Tg Soda Ash, Inc.
    Issue Date: September 21, 1999
    Inventor(s): Richard W. Chastain, Lyman, WY
    Thomas H. Neuman, Salt Lake City, UT

  4. Patent Number: 6251346     View patent at USPTO
    Title: SOLUTION MINING OF CARBONATE/BICARBONATE DEPOSITS TO PRODUCE SODA ASH
    Assignee: Tg Soda Ash, Inc.
    Issue Date: June 26, 2001
    Inventor(s): Richard W. Chastain, Lyman, WY
    Thomas H. Neuman, Salt Lake City, UT

  5. Patent Number: 6322767     View patent at USPTO
    Title: PROCESS FOR MAKING SODIUM CARBONATE DECAHYDRATE FROM SODIUM CARBONATE/BICARBONATE LIQUORS
    Assignee: FMC Corporation
    Issue Date: November 27, 2001
    Inventor(s): Richard W. Chastain, Lyman, WY
    Thomas H. Neuman, Salt Lake City, UT

  6. Patent Number: 6428759     View patent at USPTO
    Title: PRODUCTION OF FEED LIQUORS FOR SODIUM CARBONATE CRYSTALLIZATION PROCESSES
    Assignee: FMC Wyoming Corporation
    Issue Date: August 6, 2002
    Inventor(s): Richard W. Chastain, Lyman, WY
    William C. Copenhafer, Yardley, PA
    David E. Smith, Princeton, NJ