| Patents for C01B 7 - Halogens; Halogen acids (5,959) |
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| 05/01/2013 | CN103073434A Co-production method and device for 2, 6-dibromo-4-nitroaniline and bromine |
| 05/01/2013 | CN103073131A Process for treating amantadine bromination waste water and mineral acid and alkali recycling through bipolar membrane electrodialysis process |
| 05/01/2013 | CN103072963A Method for producing potassium dihydrogen phosphate through wet-process phosphoric acid |
| 05/01/2013 | CN103072947A Method for extracting iodine from kelp |
| 05/01/2013 | CN103072946A Method for separating, purifying and drying hydrogen chloride |
| 05/01/2013 | CN103071365A Treatment method for tail gas produced by reaction of sulfonyl chlorination |
| 04/25/2013 | WO2013059280A2 Dehalogenation of inorganic minerals prior to vitrification |
| 04/25/2013 | WO2012166997A3 Electrochemical reactor and process |
| 04/24/2013 | EP2583959A1 Integrated process to produce 2,3,3,3-tetrafluoropropene |
| 04/24/2013 | EP2582619A1 Method for producing hydrogen chloride or an aqueous solution thereof using untreated salt water, thus produced product, use of the product and electrodialysis system |
| 04/24/2013 | CN202898015U Novel condenser produced based on anhydrous hydrogen fluoride |
| 04/24/2013 | CN103068724A 氟容器 Fluorine container |
| 04/24/2013 | CN103058288A Process and equipment for preparing nickel oxide product and recovering hydrochloric acid through nickel chloride solution |
| 04/24/2013 | CN103058141A Method for preparing hydrogen chloride through pressured hydrolysis of silicon tetrachloride |
| 04/24/2013 | CN103058140A Recovery system and recovery method of by-product in polycrystalline silicon production |
| 04/24/2013 | CN103055897A Regeneration method of catalyst for producing chlorine by oxidizing hydrogen chloride |
| 04/24/2013 | CN103055682A Waste comprehensive treatment process and equipment for solid fuel generating station |
| 04/24/2013 | CN101973568B Comprehensive utilization method of gypsum containing fluorine and fluosilicic acid as byproduct of phosphatic fertilizer |
| 04/24/2013 | CN101863803B Purification method of byproduct hydrochloric acid |
| 04/18/2013 | WO2013054989A1 Method and system for preparing high-purity hydrogen chloride |
| 04/18/2013 | CA2828446A1 Method and system for preparing high-purity hydrogen chloride |
| 04/17/2013 | EP2581971A1 Catalyst coating and method for its production |
| 04/17/2013 | CN202881400U Electrolytic chlorine purifying device |
| 04/17/2013 | CN202880866U Air guide cabin of hydrogen fluoride reaction furnace |
| 04/17/2013 | CN202880865U Waste acid treatment equipment for hot galvanizing production |
| 04/17/2013 | CN202880864U Energy-saving and environment-friendly hydrochloric acid purification device |
| 04/17/2013 | CN202880863U Synthesizer for producing hydrochloric acid from chlor-alkali |
| 04/17/2013 | CN202876763U Chlorine buffer tank with pollutant discharge device |
| 04/17/2013 | CN202876415U Heat supply device for hydrogen fluoride rectifying tower |
| 04/17/2013 | CN103052615A Azeotrope-like composition of 2,3-dichloro-3,3-difluoropropene (HCFO-1232xf) and hydrogen fluoride (HF) |
| 04/17/2013 | CN103043613A Preparation method of fluoride |
| 04/17/2013 | CN103043612A Method for rectifying high-purity anhydrous hydrogen fluoride |
| 04/17/2013 | CN103043611A Device and method for using copper-based catalyst to oxidize hydrogen chloride and produce chlorine in two-section circulating fluidized bed |
| 04/17/2013 | CN103043610A Method and system for treating silicon tetrachloride by hydrolysis method |
| 04/17/2013 | CN103041605A High-efficiency internal circulation evaporation separation tower |
| 04/17/2013 | CN101913983B Preparation method of 1,1,1,3,3-pentafluoropropane |
| 04/10/2013 | CN103030242A Dangerous substance adjustment separation transforming combination device |
| 04/09/2013 | US8414793 Metallocarbene complex peroxide activators |
| 04/04/2013 | DE10221113B4 Verfahren zur Herstellung hochreiner Flusssäure Method for producing high purity hydrofluoric acid |
| 04/03/2013 | CN202844833U Acid mist recycling device of polymeric aluminum reaction kettle |
| 04/03/2013 | CN103011085A Method for extracting iodine from semi-wet method diluted phosphoric acid reaction iodic waste gas |
| 04/03/2013 | CN103011084A Method for extracting iodine from dehydrate wet method diluted phosphoric acid reaction iodic waste gas |
| 04/03/2013 | CN103011083A Gas-phase iodine crystallization method |
| 04/03/2013 | CN103011082A Automatic dosing method and device for hydrochloric acid regeneration desilication flocculant |
| 04/03/2013 | CN103011081A Neutralization device and method for hydrochloric acid regeneration and desiliconization |
| 04/03/2013 | CN103011080A Automatic neutralizing chemical feeding device and method for hydrochloric acid regeneration and desiliconization |
| 04/03/2013 | CN103011079A Method for treating waste carbide slag and waste hydrochloric acid |
| 04/03/2013 | CN103007573A Method for extracting and preparing elementary iodine from industrial seaweed wastewater through gas extraction method |
| 04/03/2013 | CN102515183B Method and device for treating chlorosilane liquid produced in polysilicon production |
| 04/03/2013 | CN102320573B Method for preparing electronic grade hydrofluoric acid |
| 04/03/2013 | CN102092751B Method for preparing aluminum oxide and co-producing hydrochloric acid from aluminum chloride hexahydrate through pyrolytic crystallization |
| 04/03/2013 | CN101679204B Method for the recovery of mineral acids from saline solutions |
| 03/28/2013 | US20130078180 Method for producing high concentration aqueous hf solutions |
| 03/27/2013 | CN202823110U Recovery device of hydrochloric acid tail gas during pumping and filling process |
| 03/27/2013 | CN102992541A Method for simultaneously extracting iodine and fucoidin from salted kelp blanching wastewater |
| 03/27/2013 | CN102992272A Oxidizing reaction equipment |
| 03/27/2013 | CN102992270A Methods of purifying hydrogen fluoride |
| 03/27/2013 | CN102992269A Jacket device for hydrogen fluoride rotary furnace |
| 03/27/2013 | CN102992268A Technology for producing hydrogen chloride by using calcium chloride and sulfuric acid |
| 03/27/2013 | CN102992267A Process and equipment for recycling HCl in fumed silica production |
| 03/27/2013 | CN102431972B Desorption tower heat energy utilization system for recovering hydrogen chloride in polycrystalline silicon production |
| 03/27/2013 | CN101448738B Enhanced process for the purification of anyhydrous hydrogen chloride gas |
| 03/21/2013 | WO2013039567A1 Conversion of hf alkylation units for ionic liquid catalyzed alkylation processes |
| 03/21/2013 | CA2848169A1 Conversion of hf alkylation units for ionic liquid catalyzed alkylation processes |
| 03/20/2013 | EP2570175A1 Zero-pollution recycling system for safely producing anhydrous hydrogen fluoride |
| 03/20/2013 | CN202808348U Device for removing chlorosilane of hydrogen chloride |
| 03/20/2013 | CN202803228U Temperature control device for purified iodine reaction kettles |
| 03/20/2013 | CN102976946A Method for synthesizing dimethyl isophthalate |
| 03/20/2013 | CN102160962B Tail gas recovering and purifying treatment device for polycrystalline production line |
| 03/20/2013 | CN102100998B Method and device for processing trichlorosilane synthesis tail gas |
| 03/13/2013 | CN202785641U Device for producing ultra-clean and high-purity hydrofluoric acid |
| 03/13/2013 | CN202785640U Device for purifying ultra-pure hydrochloric acid |
| 03/13/2013 | CN202785639U Hydrogen chloride synthetic waste heat utilization system |
| 03/13/2013 | CN102971280A Purification method of 2,3,3,3-tetrafluoropropene |
| 03/13/2013 | CN102964209A Method for producing by-product hydrobromic acid in synthesis of bromobenzene |
| 03/13/2013 | CN102963870A Method for purifying fluorine gas |
| 03/13/2013 | CN102963869A Recycling method of discarded hydrochloric acid from pickling |
| 03/13/2013 | CN102249190B Method for purifying hydroiodic acid |
| 03/06/2013 | EP2563717A1 Process and system for production of dichlorine |
| 03/06/2013 | CN202766304U Polysilicon production tail gas recycling device |
| 03/06/2013 | CN102958830A Azeotrope-like composition of pf5 and hf |
| 03/06/2013 | CN102951611A Method for preparing anhydrous hydrogen fluoride by utilizing fluorine-containing waste liquid or fluorosilicic acid in phosphate fertilizer enterprises |
| 03/06/2013 | CN102951610A Driving box of hydrogen fluoride pre-reactor |
| 03/06/2013 | CN102167332B Deacidification device for treating silicon tetrachloride (byproduct of polycrystalline silicon) |
| 02/28/2013 | WO2013026592A1 A process for separating hydrogen chloride gas out of a mixture of hydrogen chloride and phosgene |
| 02/28/2013 | WO2013026591A1 A process to separate phosgene and hydrogen chloride from a fluid stream comprising phosgene and hydrogen chloride |
| 02/28/2013 | US20130047979 Methods for the recovery of hcl and for the production of carbohydrates |
| 02/28/2013 | CA2834868A1 A process to separate phosgene and hydrogen chloride from a fluid stream comprising phosgene and hydrogen chloride |
| 02/27/2013 | EP2561119A1 Method for obtaining or recovering nitric acid and hydrofluoric acid from solutions of stainless steel pickling systems |
| 02/27/2013 | CN202754813U Concentrating and evaporating and separating device for mixed liquor containing ferric trichloride and diluted hydrochloric acid |
| 02/27/2013 | CN102942443A Method for realizing gasification and distributed feeding of bromine in bromation reaction |
| 02/27/2013 | CN102942196A Dressing method fo dense medium in carnallite ore |
| 02/27/2013 | CN102351150B Method for preparing hydrogen fluoride and coproducing white carbon black with silicon tetrafluoride |
| 02/27/2013 | CN101528593B Process for production of iodine pentafluoride |
| 02/26/2013 | US8382940 Device and method for producing chlorine trifluoride and system for etching semiconductor substrates using this device |
| 02/25/2013 | CA2751148A1 Chemical reaction of carbon dioxide |
| 02/22/2013 | DE212011100116U1 Spülbox für Fluorzufuhr Purge box for supply of fluorine |
| 02/21/2013 | WO2013025107A1 Recovery of carboxylic acid from their magnesium salts by precipitation using hydrochloric acid, useful for fermentation broth work-up |
| 02/21/2013 | WO2013025106A1 Recovery of carboxylic acid from their magnesium salts by precipitation using hydrochloric acid, useful for fermentation broth work-up |
| 02/21/2013 | WO2013025105A1 Recovery of carboxylic acid from their magnesium salts by precipitation using hydrochloric acid, useful for fermentation broth work-up |