Ari Minkkinen
32Patents
15h-index
32Co-inventors
81Inventor score
Filing activity: Apr 14, 1977 → Dec 19, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6505683B2 | Process for purification by combination of an effluent that contains carbon dioxide and hydrocarbons | Emerging Cross-Sectional Technologies | 108 | Expired |
| US6442969B1 | Process and device for separation of at least one acid gas that is contained in a gas mixture | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5720929A | Device for catalytic dehydrogenation of a C.sub.2+ paraffinic charge comprising means for inhibiting the freezing of water in the effluent | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5735936A | Process and apparatus for eliminating at least one acid gas by means of a solvent for the purification of natural gas | Performing Operations; Transporting | 33 | Expired |
| US4561965A | Heat and water recovery from aqueous waste streams | Chemistry; Metallurgy | 31 | Expired |
| US6336334B1 | Device for crystallization by isentropic expansion and its use | Chemistry; Metallurgy | 31 | Expired |
| US4343691A | Heat and water recovery from aqueous waste streams | Chemistry; Metallurgy | 27 | Expired |
| US5782958A | Process for the dehydration, deacidification and stripping of a natural gas, utilizing a mixture of solvents | Chemistry; Metallurgy | 25 | Expired |
| US7703271B2 | Cogeneration method and device using a gas turbine comprising a post-combustion chamber | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6162262A | Device for crystallization by isentropic expansion and its use | Chemistry; Metallurgy | 24 | Expired |
| US5127231A | Process and apparatus for transporting and treating a natural gas | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5351756A | Process for the treatment and transportation of a natural gas from a gas well | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6191332A | Method and apparatus for dehydrogenating aliphatic hydrocarbons to olefinic hydrocarbons | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6448459B1 | Process for the production of paraxylene that comprises an adsorption stage, a liquid phase isomerization stage and a gas phase isomerization stage with an euo-type zeolite | Chemistry; Metallurgy | 15 | Expired |
| US5520249A | Process for the pretreatment of a natural gas containing hydrogen sulphide | Fixed Constructions | 15 | Expired |
| US5489725A | Process and device for catalytic dehydrogenation of a C.sub.2+ paraffinic charge comprising means for inhibiting the freezing of water in the effluent | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5602291A | Process for isomerizing C.sub.5 /C.sub.6 normal paraffins with recycling normal paraffins and methyl-pentanes | Chemistry; Metallurgy | 10 | Expired |
| US7175820B2 | Natural gas deacidizing and dehydration method | Chemistry; Metallurgy | 10 | Expired |
| US4824445A | Method for recycling in a crude oil stabilization installation, which improves the production of liquefied petroleum gas coming from the associated gases | Chemistry; Metallurgy | 9 | Expired |
| US6340429B1 | Process and device for separating ethane and ethylene from a steam-cracking effluent by solvent absorption and hydrogenation of the solvent phase | Chemistry; Metallurgy | 8 | Expired |
| US5233120A | Process for the isomerization of C.sub.5 /C.sub.6 normal paraffins with recycling of normal paraffins | Chemistry; Metallurgy | 7 | Expired |
| US6358399B1 | Process for separating ethane and ethylene by solvent absorption and hydrogenation of the solvent phase | Chemistry; Metallurgy | 7 | Expired |
| US6921778B2 | Process for converting synthesis gas in reactors that are arranged in series | Chemistry; Metallurgy | 6 | Expired |
| US5536887A | Process comprising two extractive distillation steps for the production of tertiary ethers from a C.sub.4 or C.sub.5 feedstock | Chemistry; Metallurgy | 6 | Expired |
| US6863879B2 | Installation and process for the production of synthesis gas comprising a reactor for steam reforming and a reactor for converting CO2 heated by a hot gas | Chemistry; Metallurgy | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.