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