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John D. Ellis
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Upland, CA, US
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last 30 patents
Information
Patent Grant
Phosphoric acid ammoniation apparatus
Patent number
4,341,739
Issue date
Jul 27, 1982
Leathers Chemical Company, Limited
John D. Ellis
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Phosphoric acid ammoniation process to produce liquid fertilizers
Patent number
4,334,907
Issue date
Jun 15, 1982
Leather's Chemical Company, Limited
John D. Ellis
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Phosphoric acid process with high circulation rates
Patent number
4,277,448
Issue date
Jul 7, 1981
Occidental Petroleum Corporation
Fernando Ore
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Apparatus useful for wet process phosphoric acid production
Patent number
4,260,584
Issue date
Apr 7, 1981
Occidental Petroleum Corporation
Fernando Ore
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
System for phosphoric acid production with decreased foaming
Patent number
4,258,008
Issue date
Mar 24, 1981
Occidental Research Corporation
Fredrick M. Gragg
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Hemihydrate type phosphoric acid process
Patent number
4,196,172
Issue date
Apr 1, 1980
Occidental Petroleum Corporation
Fernando N. Ore
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Phosphoric acid ammoniation apparatus with water quench
Patent number
4,185,075
Issue date
Jan 22, 1980
Occidental Research and Engineering Ltd.
John D. Ellis
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Hemihydrate type phosphoric acid process using reduced pressure
Patent number
4,132,760
Issue date
Jan 2, 1979
Occidental Petroleum Corporation
Fernando Ore
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE