|
| US3985622 | 30 Jan 1975 | 12 Oct 1976 | Phillips Petroleum Company | Method and apparatus for conducting fermentation |
| US4001090 | 27 May 1975 | 4 Jan 1977 | Societe d'Assistance Technique pour Produits Nestle S.A. | Process and apparatus for the culture of microorganisms |
| US4085007 | 15 Apr 1976 | 18 Apr 1978 | Phillips Petroleum Company | Method and apparatus for conducting fermentation |
| US4093518 | 25 Jan 1977 | 6 Jun 1978 | Idemitsu Kosan Company Limited | Stirred gas bubble fermenter |
| US4126517 | 12 Sep 1975 | 21 Nov 1978 | Giovanola Freres SA | Method of converting liquid micro-biological substrate and apparatus for carrying out the method |
| US4183787 | 25 Oct 1977 | 15 Jan 1980 | Imperial Chemical Industries Limited | Circulation of gas/liquid mixtures |
| US4597877 | 30 Jan 1985 | 1 Jul 1986 | BBC Brown, Boveri & Company, Ltd. | Process and equipment for water treatment |
| US4808534 | 15 Jul 1986 | 28 Feb 1989 | | Method and apparatus for the microbiological production of single-cell protein |
| US4935348 | 12 Nov 1985 | 19 Jun 1990 | Cooperatieve Vereniging Suiker Unie U.A. | Method for the carrying out of a microbiological or enzymatic process |
| US4995961 | 19 Aug 1988 | 26 Feb 1991 | Phillips Petroleum Company | Process and apparatus for hydrogenating hydrocarbons |
| US5073496 | 13 Jan 1989 | 17 Dec 1991 | | Apparatus for controlling and performing a microbiological or enzymatic plug flow process |
| US5133941 | 28 Jan 1991 | 28 Jul 1992 | Phillips Petroleum Company | Apparatus for hydrogenating hydrocarbons |
| US5158890 | 30 Nov 1990 | 27 Oct 1992 | Nestec S.A. | Fermenter for the production of alcohol |
| US5334497 | 4 Nov 1991 | 2 Aug 1994 | | Method of feeding a substrate into tubular bioreactor |
| US5342781 | 15 Jul 1993 | 30 Aug 1994 | | External-loop perfusion air-lift bioreactor |
| US6280996 | 22 Mar 1999 | 28 Aug 2001 | Praxair Technology, Inc. | Method of using oxygen to eliminate carbon dioxide poisoning in aerobic fermentation |
| US7559537 | 23 Oct 2007 | 14 Jul 2009 | Green Energy Live, Inc. | Direct steam injection heater with integrated reactor and boiler |