Patents
Sitemap › C01 - Inorganic chemistry › C01B - Non-metallic elements; Compounds thereof › C01B 7 - Halogens; Halogen acids
Patents for C01B 7 - Halogens; Halogen acids (5,959)
12/2012
12/05/2012CN202575970U Compact type three-in-one hydrogen chloride synthetic furnace
12/05/2012CN202575969U Combined absorber structure
12/05/2012CN202575968U Combined absorbing device
12/05/2012CN101767807B Method for extracting high-purity aluminum oxide and silica gel from beauxite
11/2012
11/29/2012WO2012160453A2 A process and an apparatus for obtaining useful products from a sodium chloride-containing waste material
11/29/2012DE112011100519T5 Verfahren zum Oxidieren einer organischen Verbindung A method for oxidizing an organic compound
11/28/2012EP2527313A1 Azeotrope compositions comprising E-1,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof
11/28/2012CN102803566A Fluorine gas generation device
11/28/2012CN102803565A Fluorine gas generating device
11/28/2012CN102803130A Method for hydrogen chloride oxidation at a catalyst having low surface roughness
11/28/2012CN102795601A Method for producing anhydrous hydrogen fluoride and coproducing silica white from low-grade fluorine resources
11/28/2012CN102795600A Method for extracting algae iodine by using aluminum ion secondary sedimentation and produced algae iodine salt using same
11/28/2012CN102794081A Method and system for reducing content of dust in outlet flue gas of acid mist washing tower
11/28/2012CN102249187B System and process for recovering pure hydrogen and liquid HCl through polysilicon tail gas treatment
11/28/2012CN102009952B Decompression acid making process of polysilicon 10barg HCl (hydrogen chloride) tail gas
11/27/2012US8318125 Method for activating catalyst for chlorine production
11/22/2012US20120295812 Method for extracting staphylococcus aureus antigen, reagent for extracting staphylococcus aureus antigen, and method for assessing staphyloccoccus aureus
11/21/2012CN202542834U Polycrystalline silicon waste acid reclaiming device and polyaluminium chloride (PAC) production device using same
11/21/2012CN102791620A Method for producing chlorine using fixed bed reactor
11/21/2012CN102786386A Preparation method of 4-chloro-2-fluorotoluene
11/21/2012CN102786385A Preparation method of m-fluorotoluene
11/21/2012CN102786384A Preparation method of o-fluorotoluene
11/21/2012CN102786033A Method for enhancing concentration of hydrobromic acid
11/21/2012CN102030332B Application of byproducts in preparation of silane through magnesium silicide process
11/15/2012US20120289711 Method for producing carbon nanomaterials and/or carbon micromaterials and corresponding material
11/14/2012CN202529840U Device for preparing hydrobromic acid by using tail gas generated during production of D-ethyl ester
11/14/2012CN102774980A Fluorine recovering apparatus and method for recovering fluorine
11/14/2012CN102774813A Method for preparing hydrofluoric acid
11/14/2012CN102774812A New technology for extracting bromine from waste hydrobromic acid
11/14/2012CN102774811A Method for preparing hydrogen chloride gas from hydrochloric acid solution
11/07/2012CN202519024U Dual-purpose synthetic hydrochloric acid production system for falling film absorber
11/07/2012CN102766017A Preparation method of tetrachloro-1,2-difluoroethane
11/07/2012CN101906111B Method for preparing methyl silicic acid and industrial hydrochloric acid by using hydrolysis of methyl trichlorosilane
11/07/2012CN101754810B Regeneration of a hexachlorostannate-loaded anion exchanger
10/2012
10/31/2012CN202508889U High-temperature purification equipment for acid washing of iron oxide red
10/31/2012CN102762298A Method for oxidizing organic compound
10/31/2012CN102757018A Method for producing hydrogen fluoride by using fluorite powders
10/31/2012CN102755816A Sulfuric acid absorbing tower closed cycle system based on anhydrous hydrogen fluoride production
10/30/2012CA2631097C Composition for hydrogen generation
10/26/2012WO2012096993A3 Control of ph kinetics in an electrolytic cell having acid-intolerant alkali-conductive membrane
10/24/2012EP2514719A1 Process for synthesis of ammonia
10/24/2012EP2512983A1 Chlorine gas production
10/24/2012CN102753472A Method for thermochemically producing hydrogen, which is based on the hydrochlorination of cerium
10/24/2012CN102745649A Bromine removing method for hydrogen bromide gas
10/24/2012CN101974025B Method for preparing tetraethoxysilane and anhydrous hydrogen fluoride from sodium fluosilicate
10/18/2012WO2012141918A1 Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
10/18/2012CA2831275A1 Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
10/17/2012CN102730642A Gas-liquid mixed extraction iodine recovery technology
10/17/2012CN102730641A Method for extracting iodine from dilute phosphoric acid storage gas
10/17/2012CN102730640A Device for recovering hydrochloric acid from polysilicon exhaust gas and waste liquid
10/17/2012CN102390811B Extraction method of iodine
10/17/2012CN101774948B Method for continuously preparing toluene diisocynate
10/16/2012US8287838 Thermochemical hydrogen produced from a vanadium decomposition cycle
10/10/2012CN202482056U Hydrogen fluoride (HF) converter slag returning and reacting device
10/10/2012CN202482055U Bromine extraction and salt production system using alkali manufacturing waste heat to concentrate sea water
10/10/2012CN102718186A Hydrogen chloride and ammonia co-generation method
10/10/2012CN101993051B Method for preparing phosphorous acid and hydrogen chloride
10/10/2012CN101966400B Method for separating inorganic acid and inorganic acid salt in waste acid
10/10/2012CN101896423B Process and apparatus for producing fluorinated gaseous compound
10/10/2012CN101541423B Method for producing ruthenium oxide loaded body and method for producing chlorine
10/04/2012WO2012133054A1 Process for producing bromine
10/04/2012WO2012131236A1 Facility and reactor for directly synthesizing hydrochloric acid from hydrogen and chlorine with heat recovery
10/04/2012WO2012130788A1 Method for producing isocyanates
10/04/2012US20120252999 Production of chemical compounds
10/04/2012US20120251435 Process for preparing isocyanates
10/03/2012CN202465270U Coarse iodine recovery device
10/03/2012CN202465269U Hydrogen chloride primary drying demister
10/03/2012CN202465268U Hydrogen chloride reactor
10/03/2012CN202460453U Falling film absorption device
10/03/2012CN202460423U Tail gas treater for hydrochloric acid storage tank
10/03/2012CN202460422U Hydrochloric acid tail-gas collector
10/03/2012CN202460274U Concentrated waste acid filter
10/03/2012CN102711986A Method for production of chlorine by gas phase oxidation on nano-structured ruthenium carrier catalysts
10/03/2012CN102701223A Method for producing high-purity quartz sand with high-temperature chlorination process and chlorination device
10/03/2012CN102701156A Chlorine dioxide generating system
10/03/2012CN102701154A Method for preparing ultrafine alumina by supercritical drying
10/03/2012CN102701153A Treatment method for titanium dioxide process waste acid generated by molten salt chlorination process
10/03/2012CN102001628B Method for preparing hydrogen fluoride by taking ammonium bisulfate and fluorine ammonium salt as raw materials
09/2012
09/27/2012WO2012128922A1 Processes and systems for drying liquid bromine
09/27/2012WO2012126251A1 Zero-pollution recycling system for safely producing anhydrous hydrogen fluoride
09/27/2012DE102011005897A1 Providing chlorine for chemical reaction comprises producing chlorine by gas-phase oxidation of hydrogen chloride with oxygen in catalyst containing reaction zone, followed by cooling product and separating e.g. unreacted hydrogen chloride
09/26/2012CN202449859U Device for purifying inorganic acid reagent
09/26/2012CN202449847U System for directly deeply cooling and purifying chlorine hydride tail gas in production of acetyl chloride through coproduction method
09/26/2012CN202446850U Hydrogen chloride tail gas recovering and purifying system in acetyl chloride production
09/26/2012CN102690284A Manufacturing system of antioxidant 168
09/26/2012CN102689930A Hydrochloric acid pickling waste liquid resource integrated utilization method for preparing iron oxide and ammonium sulfate
09/26/2012CN102689877A Preparation method of hydrogen fluoride
09/26/2012CN102689876A Separating method and separating apparatus
09/26/2012CN101048340B Method for separating gas
09/19/2012EP2499090A2 Method for purifying a chlorine supply
09/19/2012CN102675362A Preparation process of hydroxylethylidene diphosphonic acid (HEDP)
09/19/2012CN102674255A Production process and equipment for heating feed acid by using aluminum fluoride tail gas
09/19/2012CN102674254A Separation method and separation device
09/19/2012CN102674253A Preparation method of hydroiodic acid
09/19/2012CN102674252A Production method of reagent hydrochloric acid
09/19/2012CN102674251A Waste acid recovery and treatment process
09/19/2012CN102674250A Waste acid recovery and treatment device
09/19/2012CN102167333B Equipment for processing silicon tetrachloride as byproduct of polysilicon
09/19/2012CN102167330B Gathering device for treatment of polycrystalline silicon byproduct silicon tetrachloride
09/19/2012CN102153052B Method for extracting algae iodine by using calcium ion sedimentation and produced alginate using same
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