Patents for C12P 3 - Preparation of elements or inorganic compounds except carbon dioxide (1,939) |
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11/22/1994 | US5366891 Thiobacillus |
11/15/1994 | US5364786 Pure culture of Agrobacterium sp. which degrades ferric chelates |
10/25/1994 | US5358870 Emulsification of petroleum oils and aqueous bacterial enzyme, then incubation, for selective cleavage of carbon-sulfur bonds |
10/25/1994 | US5358869 Desulfurization of coal and oils with Rhodococcus and Bacillus by aerobic metabolism |
10/04/1994 | US5352608 Bioreduction of metal oxides and oxyanions by photosynthetic bacteria |
09/27/1994 | US5350692 Using polysaccharides as substrates, clostridium |
09/27/1994 | US5350685 Process for preparing hydrogen gas using microorganism |
09/06/1994 | US5344778 Process for enzymatic cleavage of C-S bonds and process for reducing the sulfur content of sulfur-containing organic carbonaceous material |
06/22/1994 | CN1088185A Method and apparatus of organic waste water treatment and biological hydrogen production |
05/26/1994 | WO1994011315A1 Metal accumulation |
03/17/1994 | DE4229851A1 Photosynthesis as technological process - for energy recovery by activation of chlorophyll and chloroplast. |
03/01/1994 | US5290697 Gram-positive bacteria; grows in aqueous saline solution; absorbs metal oxides in aqueous solutions |
02/16/1994 | CN1082094A Biocatalytic desulfurization of organosulfur molecules |
01/11/1994 | US5278069 Demetallization with biosynthetic sulfuric acid |
12/23/1993 | WO1993025637A1 Biocatalytic desulfurization of organosulfur molecules |
11/30/1993 | US5266487 Apparatus for the treatment of lignocellulosic materials |
10/26/1993 | US5256544 Microbial solubilization of phosphate |
10/12/1993 | US5252483 Degradation of ferric chelates by a pure culture of agrobacterium sp. |
09/30/1993 | WO1993019184A1 Biological process for recovery of plutonium from contaminated soils |
09/08/1993 | EP0558682A1 Biodesulfurization of bitumen fuels |
08/26/1993 | DE4133168A1 Micro-cosmic fermentation using immobilised microorganism suspension in stirred reactor - in which nutrition medium is subjected to continuous catalysis, used e.g. for prodn. of carbon di:oxide and hydrogen@ from carbon mon:oxide and water |
08/10/1993 | US5234827 Enzymatic process for manufacturing formaldehyde and hydrogen peroxide |
07/27/1993 | US5231018 Rhodococcus cultured on fly ash for extraction of metal oxides with adsorption and agglomeration |
07/22/1993 | WO1993013883A1 Bioreduction of metal oxides and oxyanions by photosynthetic bacteria |
07/22/1993 | CA2127976A1 Bioreduction of metal oxides and oxyanions by photosynthetic bacteria |
03/31/1993 | EP0533743A1 Microbial removal of nitrogen oxides from gases |
01/07/1993 | DE4122729A1 Recovery of silver@ from suspension after enzymatic sepn. from film waste - by acidifying, flocculating with sodium sulphite and precoat filtration |
12/23/1992 | WO1992022221A1 Long-term antimicrobial activity obtained by sustained release of hydrogen peroxide |
12/16/1992 | EP0518445A1 Longterm antimicrobial activity obtained by sustained release of hydrogen peroxide |
10/29/1992 | DE4126703C1 Bio-collector for simultaneous hydrogen@ and heat generation - comprises hollow panel sepd. into bio-reactor exposed to solar radiation, and non-irradiated enzyme reactor |
07/21/1992 | US5132219 Desulfurization of petroleum fuels |
06/10/1992 | EP0489258A1 A bio-metallurgical process in which bio-oxidation of mineral compounds is produced |
05/22/1992 | WO1992009706A1 Biodesulfurization of bitumen fuels |
05/06/1992 | EP0484240A2 Process for preparing hydrogen gas using microorganism |
02/18/1992 | US5089412 Chemical/biological leaching; three types bacteria, mainly L. ferrooxidans |
01/14/1992 | CA1294235C Microbiological desulfurization of gases |
01/09/1992 | WO1992000380A1 Photobioreactors and closed ecological life support systems and artificial lungs containing the same |
12/31/1991 | US5077208 Microbial removal of nox from gases |
12/19/1991 | CA2044717A1 Process for the separation of proteins, polypeptides or metals |
12/12/1991 | WO1991018661A1 Microbial removal of nitrogen oxides from gases |
12/03/1991 | CA1292709C Chemical/biological process to oxidize multimetallic sulphide ores |
10/12/1991 | WO1991015591A1 DEGRADATION OF FERRIC CHELATES BY A PURE CULTURE OF $i(AGROBACTERIUM SP.) |
10/12/1991 | CA2079899A1 Degradation of ferric chelates by a pure culture of agrobacterium sp. |
10/03/1991 | WO1991014782A1 The expression of phytase in plants |
10/02/1991 | EP0449375A2 The expression of phytase in plants |
09/12/1991 | DE4006968A1 Mixed blue and green algae for regenerating used air - mixed with nutrients in sealed chamber and fed with light and used air, esp. for submarines submerged for long periods |
09/11/1991 | EP0445896A2 Bacterial produced extracts and enzymes for cleavage of organic C-S bonds |
07/10/1991 | EP0436508A2 Mutant microorganisms useful for cleavage of organic C-S bonds |
07/09/1991 | US5030426 Biomining of gallium and germanium containing ores |
07/09/1991 | US5030425 Biodegradation and recovery of gallium and other metals from integrated circuits |
07/06/1991 | CA2032937A1 Mutant microorganisms useful for cleavage of organic c-s bonds |
03/26/1991 | US5002888 Bacillus; air pollution control |
03/21/1991 | WO1991003424A1 Biomining of gallium and germanium containing ores |
01/22/1991 | US4987081 Chemical/biological process to oxidize multimetallic sulphide ores |
01/10/1991 | WO1991000369A1 Biodegradation and recovery of gallium and other metal from integrated circuits |
12/12/1990 | EP0401922A1 Anaerobic desulphurization process for crude oil and petroleum products |
09/19/1990 | EP0388304A1 Biological treatment of an artificial surface |
09/17/1990 | CA2012444A1 Process for the biological treatment of an artificial surface |
08/08/1990 | EP0380831A1 Enzymatic production hydrogen peroxide and aldehyde |
07/31/1990 | US4945049 Method for preparing magnetic powder |
06/26/1990 | US4937192 Fungal chloroperoxidase method |
06/26/1990 | US4937191 Culture product of dreschlera and curvularia, uninhibited of hydrogen peroxide and hypohalous acid |
05/01/1990 | US4921800 Microbial process for photohydrogen production from cellulose in high saline water medium |
05/01/1990 | US4921786 Novel NAD synthetase, assay method using said novel NAD synthetase and a process for production thereof |
04/24/1990 | US4920055 Conversion of alcohols to aldehydes and hydrogen peroxide by substrate and product tolerant methanol oxidases |
04/03/1990 | CA1267289A1 Process for the separation of metals from aqueous media |
03/13/1990 | US4908317 Metal accumulation and polysaccharide production |
02/28/1990 | EP0356384A2 Recycling of sulfuric-acid waste with the aid of a biological process |
12/19/1989 | US4888293 Adapting bacteria to low pH and high arsenic concentration for use in oxidizing sulfide ores |
12/12/1989 | US4886752 Microbial production of ultrafine-grained magnetite |
11/14/1989 | US4880740 Reduction, precipitation, cultures, microorganisms |
11/14/1989 | US4880542 Biofilter for the treatment of sour water |
09/26/1989 | CA1261709A1 Metal recovery |
08/22/1989 | US4859588 Desulfurization of gases, thiobacillus bacteria |
07/25/1989 | US4851350 Purification with hansenula and/or cryptococcus |
05/02/1989 | US4826602 Reduction of trace elements to the elemental form by microorganisms |
03/23/1989 | EP0292503A4 Conversion of alcohols to aldehydes and hydrogen peroxide by substrate and product tolerant methanol oxidases. |
02/23/1989 | WO1989001521A1 Process for producing magnetic powder |
11/30/1988 | EP0292503A1 Conversion of alcohols to aldehydes and hydrogen peroxide by substrate and product tolerant methanol oxidases |
11/17/1988 | WO1988008879A1 Enzymatic process for manufacturing formaldehyde and hydrogen peroxide |
07/26/1988 | US4760027 Microbiological desulfurization of gases |
03/16/1988 | EP0260137A2 Assay method using novel NAD synthetase and a process for production of the enzyme |
03/01/1988 | US4728427 Water pollution control |
01/07/1988 | DE3621333A1 Process for the degradation of waste gypsum and apparatus for carrying out the process |
11/17/1987 | US4707447 Oxidation, halogenation |
11/17/1987 | US4707446 Stable haloperoxidase method |
11/11/1987 | EP0244659A2 Microbiological desulfurization of gases |
10/27/1987 | US4703010 Microbial desulfurization of coal; oxidation of ferrous sulfides |
10/20/1987 | US4701261 Contacting with cellular particles to form water-insoluble salts |
08/13/1987 | WO1987004725A1 Conversion of alcohols to aldehydes and hydrogen peroxide by substrate and product tolerant methanol oxidases |
05/19/1987 | US4666852 Photosynthetic bioconversion sulfur removal |
04/22/1987 | EP0218734A1 A novel mutant microorganism and its use in removing organic sulfur compounds |
04/21/1987 | US4659670 Biological desulfurization of coal |
12/30/1986 | US4632906 Contacting with new bacillus strain |
08/26/1986 | CA1210349A1 Biological desulfurization of coal |
07/02/1986 | EP0186445A2 Process for the separation of metals from aqueous media |
06/17/1986 | CA1206057A1 Siderophoric compositions |
05/21/1986 | EP0181497A1 Metal recovery |
04/22/1986 | US4584271 Bacterial regeneration apparatus and process |
12/31/1985 | US4562156 Desulfurization of coal and petroleum products |