William D. Parten
19Patents
11h-index
14Co-inventors
69Inventor score
Filing activity: Apr 9, 1987 → Jul 12, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6143926A | Process for producing pure terephthalic acid with improved recovery of precursors, solvent and methyl acetate | Chemistry; Metallurgy | 37 | Expired |
| US6206349A | Fluid-fluid contacting apparatus | Emerging Cross-Sectional Technologies | 21 | Expired |
| US8628643B2 | Process to remove product alcohol from a fermentation by vaporization under vacuum | Emerging Cross-Sectional Technologies | 17 | Active |
| US8460439B2 | Method for controlling butanol concentration in fermentation broth | Emerging Cross-Sectional Technologies | 16 | Active |
| US8569552B2 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Emerging Cross-Sectional Technologies | 15 | Active |
| US8563788B2 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Emerging Cross-Sectional Technologies | 15 | Active |
| US8574406B2 | Process to remove product alcohol from a fermentation by vaporization under vacuum | Emerging Cross-Sectional Technologies | 14 | Active |
| US6150553A | Method for recovering methyl acetate and residual acetic acid in the production acid of pure terephthalic acid | Chemistry; Metallurgy | 12 | Expired |
| US8373009B2 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Emerging Cross-Sectional Technologies | 12 | Active |
| US8373008B2 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Emerging Cross-Sectional Technologies | 12 | Active |
| US8968523B2 | Recovery of butanol isomers from a mixture of butanol isomers, water, and an organic extractant | Chemistry; Metallurgy | 11 | Active |
| US8968522B2 | Recovery of butanol isomers from a mixture of butanol isomers, water, and an organic extractant | Emerging Cross-Sectional Technologies | 11 | Active |
| US6670501B1 | Process for the production of methyl methacrylate | Chemistry; Metallurgy | 8 | Expired |
| US6478929B1 | Dewatering process | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5980696A | Dehydration of acetic acid by azeotropic distillation in the production of an aromatic acid | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6384268B1 | Treatment of formaldehyde-containing mixtures | Chemistry; Metallurgy | 1 | Expired |
| US7338579B2 | Dewatering process | Emerging Cross-Sectional Technologies | 0 | Expired |
| US10562782B2 | Method for removing nitriles from hydrogen cyanide | Emerging Cross-Sectional Technologies | 0 | Active |
| US4830751A | Process of replacing a liquid component of a slurry by a second liquid and apparatus therefor | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.