Patents
Patents for C01B 11 - Oxides or oxyacids of halogens; Salts thereof (3,284)
11/1982
11/30/1982CA1136378A1 Small scale chlorine dioxide plant
10/1982
10/19/1982US4355014 Stable calcium hypochlorite composition and method for manufacture thereof
09/1982
09/15/1982EP0060126A1 Production of calcium hypochlorite
09/15/1982EP0060125A1 Production of calcium hypochlorite
09/14/1982US4349493 Briquets of hydrated calcium hypochlorite
09/08/1982EP0059589A1 Improved process for preparing calcium hypochlorite
09/07/1982US4348371 Process for the recovery of calcium salts from calcium hypochlorite process effluents
08/1982
08/04/1982EP0057145A2 Process for producing chlorine dioxide
06/1982
06/30/1982EP0054996A1 Process and plant for preparing concentrated aqueous alkaline-metal hypochlorite solutions
06/29/1982US4337236 Reacting neutral calcium hypochlorite with an alkali hypochlorite and an alkali hydroxide, filtration; drying
06/22/1982US4336228 Chlorine dioxide generator
06/22/1982CA1125989A1 Modular chlorine dioxide generation systems
06/22/1982CA1125988A1 Process for preparing alkali metal mono- and dibasic periodates
06/15/1982US4335090 Of calcium hypochlorite, sodium hypochlorite and sodium chloride by reaction with chlorinated lime slurry
06/15/1982US4334610 With a storage stabilizer, contacting the gases but not the chlorinating agent
06/08/1982US4333737 Reclamation of materials from photoflash cartridges
06/01/1982CA1124676A1 Chromate removal by precipitation
05/1982
05/18/1982US4330521 Process for the manufacture of aqueous solutions of alkali metal hypochlorite
05/11/1982US4329330 Iodine (VII) oxytetrafluorohypofluorite and a process for preparing the same
05/04/1982US4328200 Process for producing calcium hypochlorite
05/04/1982CA1123099A1 Efficiency control system for chlorine dioxide plants
04/1982
04/20/1982US4325934 Production of chlorine dioxide with conversion of by-product solid phase sodium acid sulphate to its neutral form
04/20/1982US4325783 Bleaching procedure using chlorine dioxide and chlorine solutions
03/1982
03/30/1982CA1121025A1 Control system for chlorine dioxide plants
03/16/1982CA1119772A1 Selective chromate removal from a chlorate solution
02/1982
02/23/1982CA1118580A1 Production of chlorine dioxide having low chlorine
02/17/1982EP0046048A1 Process for manufacture of calcium hypochlorite
02/16/1982CA1118184A2 Process for chlorine dioxide production
02/09/1982CA1117731A1 Washing procedure in chlorine dioxide production
02/02/1982CA1117272A1 Generation of chlorine dioxide for disinfection and sterilization
01/1982
01/27/1982EP0044366A1 Distillative freezing process for separating close boiling mixtures
01/26/1982CA1116831A1 Versatile process for generating chlorine dioxide
01/12/1982US4310396 Method for desalination of water, in particular sea water
12/1981
12/29/1981CA1115026A2 Production of chlorine dioxide
11/1981
11/24/1981CA1112845A1 Destruction of sodium hypochlorite in solutions from a chlorate electrolytic cell
11/17/1981CA1112424A1 Production of chlorine dioxide
11/10/1981US4299653 Method of bleaching pulp with an aqueous solution of chlorine dioxide and chlorine followed by a chlorine solution
11/10/1981CA1112379A1 Chromate ion removal from aqueous chlorate solutions
10/1981
10/13/1981US4294815 Process of producing chlorine dioxide and, if desired, chlorine
09/1981
09/29/1981US4292292 Chlorine dioxide generation process
09/29/1981US4292275 Modular chlorine dioxide generation systems
09/22/1981CA1109229A1 Chlorine dioxide generator
09/08/1981CA1108377A1 Preparation of high surface area metal fluorides and metal oxyfluorides, especially aluminum fluoride extrudates
08/1981
08/11/1981US4283287 Stable non-caking aqueous slurry of sodium chlorate and sodium chloride and method of making
07/1981
07/28/1981CA1105877A1 Process for producing chlorine dioxide
06/1981
06/30/1981US4276349 Round multi-layered calcium hypochlorite granules
06/30/1981US4276262 Chlorine dioxide generator
06/23/1981US4275046 By reaction of a metal oxide with a fluorocarbon vapor
06/02/1981CA1102093A1 Process for manufacturing chlorine dioxide
05/1981
05/19/1981US4268486 Reacting with a hydrazine compound and separating trivalent chromium compounds
03/1981
03/31/1981US4259297 Chromate removal from concentrated chlorate solution by chemical precipitation
03/24/1981US4258024 Non-pollutant process for the manufacture of neutral calcium hypochlorite with a high content of active chlorine
03/18/1981EP0025334A1 Chromate removal from concentrated chlorate solution by chemical precipitation
03/17/1981CA1097478A1 Production of chlorine dioxide
03/11/1981EP0024851A1 Process for preparing chlorine dioxide
03/03/1981US4253950 Method for cleaning water containing devices
02/1981
02/17/1981US4251503 Monitoring system
02/17/1981US4251502 Modular chlorine dioxide generation systems
02/17/1981US4251224 Control system for chlorine dioxide plants
02/10/1981US4250159 Small scale chlorine dioxide plant
02/10/1981US4250144 Chlorine dioxide generating system
02/03/1981US4248848 Crystallization in presence of carboxylic acid or its alkali metal salt or a carbohydrate
01/1981
01/27/1981US4247531 Oxidation, suction
01/21/1981EP0022597A1 Process and plant for preparing aqueous solutions of alkaline metal hypochlorite
01/14/1981EP0022199A1 Process for producing a low-grade sodium chloride bleaching lye
01/07/1981EP0020661A1 Process for desalination of sea water.
12/1980
12/23/1980CA1091892A1 Stabilized aqueous hypochlorite solutions
12/09/1980CA1090985A1 Process for the production of chlorine dioxide
11/1980
11/25/1980CA1090091A1 Production of chlorine dioxide from buffered reaction media
11/18/1980US4234446 Continuous flow, chlorite, hypochlorite, acid
11/18/1980CA1089628A1 Manufacture of chlorine dioxide by reduction of a specified chlorate
11/18/1980CA1089627A1 Process for manufacturing chlorine dioxide
11/18/1980CA1089626A1 Non-pollutant process for the manufacture of neutral calcium hypochlorite
11/12/1980EP0018670A1 Process for preparing chlorine dioxide
10/1980
10/28/1980CA1088274A1 Process and installation for the manufacture of chlorine dioxide
10/14/1980CA1087369A1 Process for the production of dibasic magnesium hypochlorite
09/1980
09/23/1980US4224290 Process for recycling chemical plant waste streams containing recoverable chlorine
08/1980
08/05/1980US4216195 Production of chlorine dioxide having low chlorine content
08/05/1980US4216191 Method of preparing inorganic-alkali metal salts
07/1980
07/01/1980CA1080434A1 High efficiency chlorine dioxide production using hc1 as acid
07/01/1980CA1080433A1 High efficiency chlorine dioxide production at low acidity
06/1980
06/24/1980CA1079931A1 High efficiency production of chlorine dioxide by solvay process
06/17/1980CA1079484A1 Method of producing chlorine dioxide
06/17/1980CA1079483A1 Calcium hypochlorite composition
06/17/1980CA1079482A1 Method of separating sulfuric acid from neutral sodium sulphate
06/12/1980WO1980001161A1 Process for desalination of sea water
06/03/1980US4206193 Versatile process for generating chlorine dioxide
05/1980
05/28/1980EP0011326A1 Process for preparing chlorine dioxide and optionally chlorine from hydrogen chloride and electrolytically produced alkaline chlorate
05/27/1980CA1078139A2 Production of chlorine dioxide
05/27/1980CA1078138A1 Production of chlorine dioxide
05/20/1980US4203961 Chlorine dioxide generation process
05/06/1980US4201756 Granular calcium hypochlorite coated with an inorganic salt
04/1980
04/29/1980CA1076321A1 Process for manufacturing chlorine dioxide
04/29/1980CA1076306A1 Process for reducing the requirement of fresh chemicals without increasing emissions in the pulping of cellulose material with alkaline sodium- and sulfur-containing sulfate pulping liquor
04/15/1980US4198209 Process for the leaching of AP from propellant
04/15/1980CA1075436A1 Calcium hypochlorite composition containing magnesium and process for making same
04/08/1980US4197284 Process for the production of calcium hypochlorite compositions
04/01/1980US4196184 Lime recovery process
04/01/1980CA1074726A1 Method of producing chlorine dioxide from hydrogen chloride
02/1980
02/26/1980US4190638 Contacting precipitate formed by carbonation of cathode cell liquor with gaseous chlorine and water vapor
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