Matches 101 - 142 out of 142 < 1 2 3
Match Document Document Title
4532210 Process for producing hydrogen by alga in alternating light/dark cycle and environmental aerobic/microaerobic conditions  
Hydrogen is biologically, effectively produced by an alga in an alternating light/dark cycle which comprises alternating a step for cultivating the alga in water under aerobic conditions in the...
T105605 Cyclotriphosphazatriene-derivatives as soil urease activity inhibitors  
Tests show that 2,2,4,4,6,6-hexaaminocyclotriphosphazatriene, 2-phenoxy-2,4,4,6,6-pentaaminocyclotriphosphazatriene, 2,4-diphenoxy-2,4,6,6-tetraaminocyclotriphosphazatriene and...
4497778 Microbial leaching of sulphide-containing ores  
A process of extracting metals from a material containing at least 10% by weight of pyrite and selected from the group consisting of ores containing sulphide, concentrates of such ores and mixtures...
4480035 Production of hydrogen  
A process for the production of hydrogen from glucose by innoculating a glucose solution with hydrogen producing bacteria to form hydrogen and carbon dioxide, separating the hydrogen from the...
4468461 Microbiological removal of chromate from contaminated waste water  
A new strain of Pseudomonas fluorescens is disclosed for use in the removal of chromate from waste water.
4452896 Culture medium and conditions for growth of magnetic bacteria  
A biologically pure culture of a bacterium of the genus Aquaspirillum, designated MS-1, has been found to contain chains (so-called magnetosomes) of single domain magnetite particles. The magnetite...
4448886 Biodispersions  
A process for producing high dispersion metal crystallites dispersed substantially homogeneously in a carbonaceous material matrix is disclosed. The novel metal crystallite dispersions disclosed...
4442211 Method for producing hydrogen and oxygen by use of algae  
Efficiency of process for producing H 2 by subjecting algae in an aqueous phase to light irradiation is increased by culturing algae which has been bleached during a first period of irradiation in...
4421668 Bleach composition  
A liquid bleach composition comprises a hydrogen peroxide precursor which includes as an enzyme an alcohol oxidase and as a substrate for the enzyme the corresponding alcohol, the enzyme and the...
4420559 Method of enzymatically converting a substrate using membrane vesicles  
The present invention relates to a method involving enzymatic catalyzed chemical reactions with substrates dissolved in an aqueous solution by means of enzymes. Membrane vesicles, loaded with the...
4385119 Magnetic bacteria and products derived therefrom  
A biologically pure culture of a bacterium of the genus Aquaspirillum, designated MS-1, has been found to contain chains (so-called magnetosomes) of single domain magnetite particles. The magnetite...
4375412 Methods for the treatment of organic material and particularly sewage sludge  
Anaerobic digestion of organic material, particularly biological sludge, such as sewage sludge, is carried out in a closed system having a first digestion tank and a second concentration and...
4351902 Production of 2-keto-D-gluconic acid and hydrogen peroxide  
A process is described which is useful as a co-process in combination with a process which employs hydrogen peroxide. The process of the invention provides a source of hydrogen peroxide along with...
4346172 Electrochemical process and apparatus to control the chemical state of a material  
Electrochemical process and apparatus to control the chemical state of a material, that is, to cause said material to retain desired characteristics in an environment that normally would cause a...
4282324 Method for producing iodine  
This invention relates to the production of iodine. More particularly, the invention relates to the enzymatic oxidation of iodide to iodine and the recovery of said formed iodine.
4256485 Enzyme oxidation of sulfides in minerals  
A process for treating sulfide ores to reduce the sulfur content or recover the metal content therefrom comprises the use of enzymatic action to solubilize the sulfur and metal content. A nutrient,...
4250261 Process for the microbial production of alcoholoxidase  
A method of producing alcohol oxidase wherein Hansenula polymorpha yeast is cultivated in a nutrient broth containing inorganic nutrient salts of which either the phosphate, nitrate or potassium is...
4242448 Regeneration of scrubber effluent containing sulfate radicals  
Stack gases from fossil fuel burning operations before being released to the atmosphere are passed through a scrubber, wherein sulfur dioxide is removed from the gases by scrubbing with metallic...
4242326 Anti-tumor substance and process for preparing the same  
An anti-tumor substance which is not only heatstable but also has low inflaming and pain-inducing properties and low pyrogenic activity is disclosed. The substance is prepared by disrupting cells...
4148690 Biophotolysis of water  
Method for continuous production of H 2 via the biophotolysis of water in a two step process using a reversibly reduceable cofactor and synergistic photometabolically active microorganisms. The...
4135976 Treatment of photographic processing effluents using photosynthetic sulfur bacteria  
A process of treating a waste photographic processing solution containing reductive sulfur compounds, in particular, a waste fix solution for silver halide photographic materials, by applying...
4039445 Matrix of algae and method of making same and method of obtaining uranium from sea water by said matrix  
A matrix of algae mutants and method of obtaining thereby uranium from sea water, according to which a matrix is prepared of uranium compatible algae mutants suitable for picking up uranium...
4032407 Tapered bed bioreactor  
A vertically oriented conically shaped column is used as a fluidized bed bioreactor wherein biologically catalyzed reactions are conducted in a continuous manner. The column utilizes a packing...
4010076 Reactor for stabilized microbes having photometabolic activity  
Useful products such as molecular hydrogen can be continuously produced by reacting a solution of a substrate in the presence of light with a photometabolically active microbe which has been...
3704546 SYMBIOTIC FIXATION OF ATMOSPHERIC NITROGEN  
inoculated cells from plants are caused to grow aseptically in a synthetic liquid culture medium to produce a mass of undifferentiated plant cells. These are aseptically incoulated with a symbiotic...
3499748 BACTERIA INOCULATED PLASTER OF PARIS AND AGRICULTURAL SEEDS ADMIXED THEREWITH  
3423289 REDUCTION OF GASEOUS NITROGEN TO AMMONIA  
3421942 METHOD AND APPARATUS FOR PRODUCING ELECTRICITY COMPRISING A FUEL CELL IN COMBINATION WITH AN ECOLOGICAL SYSTEM  
3393063 Method of fixing nitrogen utilizing azotobacter oleovorans  
3310477 Method of isolating a desulfovibrio for use in removing sulfates from brine  
3303608 Oxygen production by photosynthesis of algae under pressure  
3297545 Preparation and recovery of hydrogen  
3256083 Method and compositions for treating soil to suppress the nitrification of ammonium nitrogen therein  
3252756 Oxidation and recovery of vanadium values from acidic aqueous media  
3241943 Method for the production of a fertilizer or soil improvement agent from sulfite waste liquor while recovering acids and combustible gases formed in the process  
3224143 Apparatus and method for growing algae to recover oxygen  
3218758 Photosynthetic apparatus  
3218252 Process for the bacteriological oxidation of ferrous salts in acidic solution  
3131131 Electrostatic mixing in microbial conversions  
3020205 Recovery of sulfur from sulfates  
3711372 Title is not available  
3560344 Title is not available  
Matches 101 - 142 out of 142 < 1 2 3