Betty S. Johnson

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Memphis, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Synergistic compositions containing hydroxypropyl methanethiolsulfo...
- Patent number 4,650,808
- Issue date Mar 17, 1987
- Buckman Laboratories, Inc.
- Oscar W. May
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Slime control compositions and methods of using the same
- Patent number 4,293,559
- Issue date Oct 6, 1981
- Buckman Laboratories, Inc.
- John D. Buckman
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Slime control compositions and methods of using the same
- Patent number 4,285,765
- Issue date Aug 25, 1981
- Buckman Laboratories, Inc.
- John D. Pera
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE