Inventor
Ralph E. Worthington
Inventor
Winter Haven, FL, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements20%
C22BProduction and refining of metals20%
Y02PClimate change mitigation technologies in the production or processing of goods17%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium13%
C05DInorganic fertilisers not covered by subclasses c05b, c05c10%
B03DFlotation3%
C01GCompounds containing metals not covered by subclasses c01d or c01f3%
C05BPhosphatic fertilisers3%
H01FMagnets3%
H01RElectrically-conductive connections3%
PatentTitleYear
4,652,432'Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution'19874,652,431'Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution'19874,588,573'Method for the production of potassium sulfate using sulfuric acid and potassium chloride'19864,554,139'Process for producing and decomposing syngenite'19854,554,151'Process for producing K.sub.3 H(SO.sub.4).sub.2 crystals and potassium sulfate crystals'19854,490,336'Process for stripping uranium from an alkyl pyrophosphoric acid'19844,385,037'Concentrated sulphuric acid treatment of an alkylphenyl acid phosphate extractant'19834,374,805'Reductants for reducing metals in acid media'19834,325,918'Deprotonation of an alkylphenyl acid phosphate extractant'19824,289,609'Process for removing solid organic materials and other impurities from wet-process phosphoric acid'19814,158,558'Potassium polyphosphate fertilizers'19794,144,315'Production of hydrogen fluoride'19794,089,936'Production of hydrogen fluoride'19784,067,957'Process for producing hydrogen fluoride from an aqueous hydrofluorosilicic acid solution'19784,062,929'Production of hydrogen fluoride'19774,056,604'Production of hydrogen fluoride'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1978Patents assigned to FITZWILTON LTD (2)· patent assignee history
1977–1979Based in Dublin, IE· patent location history
1977–1978Based in Blackrock, IE· patent location history
1978–1979Patents assigned to GOULDING CHEMICALS LTD (2)· patent assignee history
1979–1987Based in Winter Haven, FL, US· patent location history
1981–1983Patents assigned to URANIUM RECOVERY CORP (2)· patent assignee history
1982–1983Patents assigned to UNC RECOVERY CORP (2)· patent assignee history
1984–1987Patents assigned to PRODECO INC (6)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PRODECO INC | 6 | 1984–1987 |
| FITZWILTON LTD | 2 | 1977–1978 |
| GOULDING CHEMICALS LTD | 2 | 1978–1979 |
| UNC RECOVERY CORP | 2 | 1982–1983 |
| URANIUM RECOVERY CORP | 2 | 1981–1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Winter Haven, Florida, US | 11 | 1979–1987 |
| Dublin, IE | 3 | 1977–1979 |
| Blackrock, IE | 2 | 1977–1978 |