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Inventor

WORTHINGTON RALPH E

US12 patents
⚠️ This page may combine multiple inventors who share the name “WORTHINGTON RALPH E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PRODECO INC

6 patents
US4588573AMay 13, 1986

Method for the production of potassium sulfate using sulfuric acid and potassium chloride

PRODECO INC31 citations90
US4554151ANov 19, 1985

Process for producing K3 H(SO4)2 crystals and potassium sulfate crystals

PRODECO INC21 citations80
US4554139ANov 19, 1985

Process for producing and decomposing syngenite

PRODECO INC6 citations71
US4490336ADec 25, 1984

Process for stripping uranium from an alkyl pyrophosphoric acid

PRODECO INC13 citations71
US4652431AMar 24, 1987

Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution

PRODECO INC3 citations60
US4652432AMar 24, 1987

Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution

PRODECO INC4 citations60

URANIUM RECOVERY CORP

2 patents
US4374805AFeb 22, 1983

Reductants for reducing metals in acid media

URANIUM RECOVERY CORP12 citations71
US4289609ASep 15, 1981

Process for removing solid organic materials and other impurities from wet-process phosphoric acid

URANIUM RECOVERY CORP10 citations71

UNC RECOVERY CORP

2 patents
US4325918AApr 20, 1982

Deprotonation of an alkylphenyl acid phosphate extractant

UNC RECOVERY CORP10 citations69
US4385037AMay 24, 1983

Concentrated sulphuric acid treatment of an alkylphenyl acid phosphate extractant

UNC RECOVERY CORP3 citations58

PENNZOIL CO

1 patent
US4158558AJun 19, 1979

Potassium polyphosphate fertilizers

PENNZOIL CO13 citations68

GOULDING CHEMICALS LTD

1 patent
US4144315AMar 13, 1979

Production of hydrogen fluoride

GOULDING CHEMICALS LTD16 citations65