Thomas E. Richards

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Jasper, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Recovery of P.sub.2 O.sub.5 values from phosphoric acid hemihydrate...
- Patent number 4,853,201
- Issue date Aug 1, 1989
- Occidental Chemical Corporation
- Fernando Ore
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for removing fine solids from phosphoric acid by vacuum fil...
- Patent number 4,313,919
- Issue date Feb 2, 1982
- Occidental Chemical Company
- Thomas E. Richards
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Rotary vacuum precoat filter
- Patent number 4,303,524
- Issue date Dec 1, 1981
- Thomas E. Richards
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL