Patents
Patents for C01B 17 - Sulfur; Compounds thereof (11,743)
07/1984
07/10/1984CA1170792A1 Process for treating thiosulfate containing liquors
07/10/1984CA1170791A1 Process and apparatus for treatment of thiosulfate containing liquors
07/04/1984EP0112541A1 SO3 imide adducts, process for their preparation and their uses as sulfonating agents
06/1984
06/19/1984US4455287 Method of stabilizing chelated polyvalent metal solutions
06/19/1984US4455236 Redox system, water treatment
06/19/1984CA1169228A1 So.sub.2 process
06/13/1984EP0110704A2 Improved preparative process for alkaline earth metal, aluminum-containing spinels
06/13/1984EP0110703A2 Improved preparative process for alkaline earth metal, aluminum-containing spinels
06/13/1984EP0110702A2 Improved preparative process for alkaline earth metal, aluminum-containing spinels
06/13/1984EP0110457A1 Method of desulfurizing waste gases containing sulfur dioxide
06/07/1984WO1984002123A1 A method for producing pure sulphuric acid and a high-grade mercury product from gases that contain sulphur dioxide and mercury
06/07/1984WO1984002122A1 A method for producing pure sulphuric acid and a high-grade mercury product from gases that contain sulphur dioxide and mercury
06/05/1984US4452772 Reduction using carbonaceous material, then claus process treatment
06/05/1984CA1168422A1 Sulfur-melter apparatus having sloping bottom and automatic shutoff therefor
05/1984
05/30/1984EP0109761A1 Process for the removal of SO2 from gas streams
05/29/1984US4451442 Oxidation, chelation
05/29/1984CA1168027A1 Regenerable process for the selective removal of sulfur dioxide from effluent gases
05/29/1984CA1168024A1 Low temperature claus process with water removal
05/29/1984CA1168023A1 Low temperature claus process with water removal
05/29/1984CA1168022A1 Degassing and/or deashing molten sulfur
05/22/1984US4450145 Process for the removal of SO2 from gas streams
05/22/1984CA1167828A1 Catalysts and process for oxidizing hydrogen sulfide and/or organic sulfur-containing compounds to sulfur bioxide
05/16/1984EP0108499A1 Apparatus for the separation of hydrogen sulfide from a gas mixture
05/08/1984US4447304 Multiphoton decomposition of carbon dioxide-sulfur hexafluoride mixtures
05/08/1984CA1166972A1 Gas conditioning means for a plurality of boilers
05/08/1984CA1166823A1 Process for manufacturing sulfur from h.sub.2s, so.sub.2 and h.sub.2 and/or co containing gas with improved energy recovering
05/02/1984EP0107213A1 H2S removal
05/01/1984US4446109 System for dry scrubbing of flue gas
05/01/1984CA1166424A1 Production of alkali metal sulfates
04/1984
04/24/1984US4444908 Catalyst and process for oxidizing hydrogen sulfide
04/24/1984US4444742 Catalyst and process for oxidizing hydrogen sulfide
04/24/1984US4444741 Vanadium and bismuth catalyst, desulfurization
04/18/1984EP0105567A1 Process of preparing sulphur granules
04/17/1984US4443424 Method of removing hydrogen sulfide from gases utilizing a polyvalent metal chelate solution and electrolytically regenerating the solution
04/17/1984US4443423 Method of removing hydrogen sulfide from gases utilizing a polyvalent metal chelate solution and electrolytically regenerating the solution
04/17/1984US4443253 Recovery of zinc from zinc containing sulphidic materials
04/17/1984CA1165749A1 Method for carrying out exothermal catalytic gas phase reactions
04/10/1984US4442083 Method of desulfurizing waste gases containing sulfur dioxide
04/10/1984CA1165098A1 Process of selective separation of hydrogen sulfide from gaseous mixtures containing also carbon dioxide
04/03/1984US4440734 Process for the recovery of sulfuric acid
04/03/1984US4440595 Apparatus for concentrating mineral acids
04/03/1984US4440569 Recovery of zinc from zinc-containing sulphidic material
03/1984
03/27/1984US4439412 Process for producing hydrogen from hydrogen sulphide in a gas fluidized bed reactor
03/27/1984US4439411 Production of sodium hydrosulfide
03/27/1984CA1164386A1 Process for hydrotreating carbonaceous materials
03/27/1984CA1164186A1 Controlling temperature of exothermic reactions by superheating steam
03/20/1984US4438084 Catalytic reduction of nitric oxide with hydrogen in the presence of mineral acid
03/20/1984US4438069 System for temperature control of a Claus sulfur unit thermal reactor
03/20/1984CA1163778A1 Removal of hydrogen sulphide and carbonyl sulphide from gaseous mixtures
03/15/1984WO1984000952A1 Process for eliminating hydrogen sulphide contained in a gas mixture
03/15/1984WO1984000951A1 Process for eliminating hydrogen sulphide contained in a gas mixture
03/14/1984EP0102894A1 Process for eliminating hydrogen sulfide contained in a gaseous mixture
03/13/1984US4436716 Process for the production of sulphur with increased energy recovery from a gas containing H2 S, SO2, H2 and/or CO
03/13/1984US4436714 Method of removing hydrogen sulfide from gases utilizing a polyvalent metal chelate of nitrilotriacetic acid and electrolytically regenerating the solution
03/13/1984US4436713 Method of removing hydrogen sulfide from gases utilizing a polyvalent metal chelate of nitrilotriacetic acid and regenerating the solution in a fuel cell
03/13/1984US4436712 Method of removing hydrogen sulfide from gases utilizing a polyvalent metal chelate of nitrilotriacetic acid and electrolytically regenerating the solution
03/13/1984US4436711 Method of removing hydrogen sulfide from gases utilizing a polyvalent metal chelate solution and regenerating the solution in a fuel cell
03/13/1984US4436529 Without necessity for separate slag former
03/07/1984EP0102300A1 Process for eliminating hydrogen sulfide contained in a gaseous mixture
03/07/1984EP0102130A1 Method of growing monocrystalline bodies of volatile compounds
03/07/1984EP0101965A2 Production of sulfur trioxide, sulfuric acid and oleum
03/07/1984EP0101780A1 Method for the purification of gases containing SO2
02/1984
02/28/1984US4434146 Scrubbing of hydrogen sulphide using pH control to control thiosulfate formation
02/28/1984US4434143 Carbonate ion control to prevent losses of vanadium in oxidation of hydrogen sulfide
02/22/1984EP0101110A1 Process for preparing sulfuric acid
02/21/1984US4432962 Using regenerable washing solution containing vanadium, thiocyanate compound, complexing agent, water soluble quinone and nonquinone compound
02/21/1984US4432960 Thermochemical method for producing hydrogen from hydrogen sulfide
02/15/1984EP0100512A2 Reaction mass, method for the manufacture thereof and use thereof
02/15/1984EP0036411B1 Sulfur oxide removal from gas
02/14/1984US4431613 Leaching of sulphidic mattes containing non-ferrous metals and iron
02/14/1984US4431573 Method of producing an alkali sulfate catalyst V2 O5
02/14/1984CA1162031A1 Method of purifying a gas containing sulphur dioxide components therein
02/08/1984EP0099894A1 Electrocatalytic energy conversion and chemicals production
02/07/1984US4430317 Conversion of sulfur compounds to sulfur and water
02/07/1984EP0091948A4 Flowing melt layer process for production of sulfides.
02/01/1984EP0099834A1 Process and apparatus for loading and unloading a lyophilizer
01/1984
01/31/1984US4428921 Sulfur dioxide; computerized
01/24/1984US4427642 Adsorption on a semicoke prepared from a portion of the fuel coal
01/24/1984US4427576 Catalyst for oxidation of hydrogen sulfide and/or organosulfur compounds to SO2 and process for preparing the catalyst
01/17/1984US4426369 Low temperature Claus process with water removal
01/17/1984US4426365 Method for removing nitrogen oxides from gas streams and regenerating spent sorbent
01/10/1984US4425317 Recycle of hydrogenated sulfur plant tail gas to sour gas scrubbing system
01/10/1984CA1160021A1 Catalytic cartridge so.sub.3 decomposer
01/04/1984EP0097303A1 Removal of hydrogen sulfide from fluid streams with minimum production of solids
12/1983
12/28/1983EP0096970A1 Removal of sulphur contaminant from ammonia
12/27/1983US4423025 Organophosphorus compounds, dithionates, dithionites, bisulfides, bisulfites, thiosulfates
12/27/1983US4422958 Titanium dioxide and calcium, barium, strontium, or magnesium sulfate
12/27/1983CA1159434A1 Composition and method for removing hydrogen sulfide from gas stream
12/27/1983CA1159229A1 Converter
12/27/1983CA1159223A1 Preparation of sulphur trioxide
12/21/1983EP0096499A1 Recovery of zinc from zinc-containing sulphidic material
12/20/1983US4421733 Method of removing hydrogen sulfide from gases utilizing a stabilized metal chelate solution
12/20/1983US4421732 Adsorption on coke, reduction to sulfur
12/20/1983US4421726 Using fly ash from coal burning power plant
12/20/1983CA1158838A1 Distillative separation of carbon dioxide from hydrogen sulfide
12/20/1983CA1158836A1 Process and apparatus for regenerating sulphuric acid
12/13/1983CA1158415A1 Process for the preparation of sulfuric acid
12/06/1983US4419337 Process and apparatus for reacting sulphur-containing material with oxidizing gas
12/06/1983US4419331 Sulphur dioxide converter and pollution arrester system
12/06/1983CA1158022A2 Method for suppression of sulfur dust