Ralph Newton Miller
32Patents
8h-index
17Co-inventors
68Inventor score
Filing activity: Apr 30, 1993 → Apr 1, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7423188B2 | Azeotrope compositions comprising E-1,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof | Chemistry; Metallurgy | 28 | Active |
| US5421964A | Process for separating HCl and halocarbons | Chemistry; Metallurgy | 25 | Expired |
| US5470442A | Separating and removing impurities from tetrafluoroethanes by using extractive distillation | Chemistry; Metallurgy | 22 | Expired |
| US5830325A | Separating and removing 1, 1, 1-trifluoroethane by using azeotropic distillation | Chemistry; Metallurgy | 13 | Expired |
| US7476771B2 | Azeotrope compositions comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof | Chemistry; Metallurgy | 11 | Active |
| US6211135A | Processes for the purification and use of 2,2-dichloro-1,1,1,3,3,3-hexafluoropropane and azeotropes thereof with HF | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6156161A | Extractive distillation process for separating difluoromethane and pentafluoroethane using methylene chloride | Chemistry; Metallurgy | 8 | Expired |
| US5723699A | Purification process for hexafluoroethane products | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7371309B2 | Purification of difluoromethane by extractive distillation | Chemistry; Metallurgy | 7 | Expired |
| US6858762B2 | Process for the manufacture of halocarbons and selected compounds and azeotropes with HF | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6221830A | Purification process for hexafluoroethane products | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5874657A | Process for the purification of 1,1-difluoroethane | Chemistry; Metallurgy | 6 | Expired |
| US6458249B2 | Process for purifying perfluorinated products | Chemistry; Metallurgy | 5 | Expired |
| US5723429A | Azeotropic or azeotrope-like compositions of tetrafluoroethane and chlorotetrafluoroethane | Chemistry; Metallurgy | 5 | Expired |
| US5718807A | Purification process for hexafluoroethane products | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5948213A | Processes for the manufacture and purification of 1,1,2,2,3,3,4,4-octafluorobutane and by-products, and azeotropes with HF | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5817893A | Processes for the manufacture and purification of 1,1,2,2,3,3,4,4-octafluorobutane and by-products | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7388117B2 | Azeotrope compositions comprising 1,2,3,3,3-pentafluoropropene and hydrogen fluoride and uses thereof | Chemistry; Metallurgy | 4 | Active |
| US5665266A | Azeotropic and azeotrope-like compositions with HCL and halocarbon | Chemistry; Metallurgy | 3 | Expired |
| US6303838A | Separating 1,1,1,3,3-pentafluoropropane from hydrogen fluoride | Chemistry; Metallurgy | 3 | Expired |
| US6677493B1 | Processes for the purification and use of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane and zeotropes thereof with HF | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6900362B2 | Vapor phase production of 1,1,1,2,3,3,3-heptafluoropropane from hydrogen fluoride and hexafluoropropylene | Chemistry; Metallurgy | 2 | Expired |
| US6755942B1 | Process for the manufacture of halocarbons and selected compounds and azeotropes with HF | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7385094B2 | Azeotrope compositions comprising tridecafluoro-3-heptene and hydrogen fluoride and uses thereof | Chemistry; Metallurgy | 1 | Active |
| US5772852A | Separating HCI and halocarbons | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.