Patents
Patents for C01B 17 - Sulfur; Compounds thereof (11,743)
11/2011
11/23/2011CN102249264A Method for preparing sodium hydroxide and co-producing sodium carbonate and calcium sulfide
11/23/2011CN102249263A Method for preparing sodium hydroxide co-produced with calcium carbonate and sodium sulfide
11/23/2011CN102249198A Method for preparing sodium hyposulfite and sodium iodide by hydrolysis of sodium sulfide waste cinder
11/23/2011CN102249197A Method for converting hydrogen sulfide gas in production of thiofide MTB
11/23/2011CN102247750A Device and method for simultaneously desulfurizing and denitrifying flue gas by ozone catalytic oxidation process
11/23/2011CN102247743A Dehydration method for desorption gas used in desulphurization of flue gas
11/23/2011CN102247740A Multi-stage desorption process for desulfurization solution
11/23/2011CN102247708A Process for treating tail gas of rare earth mineral powder and concentrated sulphuric acid roasting process
11/23/2011CN101830441B Manufacturing equipment and manufacturing process for spherical sulfur granules
11/23/2011CN101380582B Catalyst for selective oxidation of sulfureted hydrogen into elemental sulfur and reaction process thereof
11/23/2011CN101351256B Quench system for metallurgical gases
11/22/2011US8062619 Process and device for desulfurization of a gas, comprising a stage for elimination of sulfur by cooling a gas stream
11/22/2011US8062615 Production of silver sulfate grains using carboxylic acid additives
11/22/2011CA2663131C Gas turbine topping in sulfuric acid manufacture
11/17/2011WO2011116876A3 Device and method for condensing, separating, and storing liquid sulfur in a claus plant
11/17/2011US20110281318 Method and apparatus for treating an off-gas stream
11/17/2011US20110280795 Method and system for recovering sulfur in the thermal stage of a claus reactor
11/16/2011CN202038863U Preparation device of insoluble sulphur
11/16/2011CN102245502A A process for gas sweetening
11/16/2011CN101927982B Isothermal direct oxidization recovery technology of sulfur
11/16/2011CN101885474B Special sulphur combustion furnace for producing bromine by air blowing-out process
11/16/2011CN101781020B Sewage treatment device for synchronically removing sulfur, nitrogen and carbon and for recycling elemental sulfur
11/16/2011CN101397127B Method for purification of coarse sulfur
11/15/2011US8057781 Fabrication method for chalcopyrite powder
11/10/2011WO2011140294A1 Method and apparatus for eliminating pollutants from a gas stream
11/10/2011WO2011139390A2 Energy recovery in manufacture of sulfuric acid
11/10/2011US20110271490 System and method that removes contaminants from sulfur
11/10/2011CA2786074A1 Energy recovery in manufacture of sulfuric acid
11/09/2011CN202030524U Multifunctional rotating tank
11/08/2011US8052953 Method for recovering sulfuric acid from concentrated acid hydrolysate of plant cellulose material
11/08/2011US8052948 CO2 recovery system and CO2 recovery method
11/08/2011US8052935 System and method for removing sulfur from gas stream
11/03/2011WO2011137020A2 Methods and apparatus for sulfur recovery from acid gases
11/03/2011US20110268650 Methods and apparatus for sulfur recovery from acid gases
11/02/2011EP2382155A1 Method for compressing gases containing hydrogen sulfide
11/02/2011EP1347818B1 Method for removing mercury from gas
11/02/2011CN202022749U Acid mixer of acid tank
11/02/2011CN1454851B Synthesizing of magnetite nano particles and method for forming iron-base nano material
11/02/2011CN102229806A Green circular economy technology with coal coking as the main part
11/02/2011CN102229423A High-temperature concentrated sulfuric acid cooler without anodic protection
11/02/2011CN102228776A Method and apparatus for removing sulfur dioxide from sulfuric acid industrial tail gas, and for recovering sulfuric acid
11/01/2011CA2492340C Fission reactor for a claus plant
10/2011
10/27/2011WO2011131532A2 Method for the manufacture of an ammonium sulfate composition
10/27/2011WO2011095271A3 Method and apparatus for adjusting the concentration of acids or lyes
10/27/2011WO2011091950A3 Process and plant for cooling sulfuric acid
10/27/2011US20110262345 Method for downhole sulfur removal and recovery
10/27/2011US20110262343 Process for preparation of calcium thiosulfate liquid solution from lime, sulfur, and sulfur dioxide
10/27/2011DE102010018172A1 Reprocessing hydrogen sulfide containing gas with formation of sulfuric acid useful e.g. in metallurgy, comprises combusting hydrogen sulfide containing gas with combustion gas, to form sulfur dioxide and water containing process gas
10/26/2011EP2379451A1 Sulphate stabilisation method
10/26/2011CN102227372A Process for selective oxidation of hydrogen sulphide
10/26/2011CN102225749A Start-up method of fluidized bed roaster
10/26/2011CN101891160B Method for directly preparing sulfur trioxide and sulfuric acid from plaster
10/26/2011CN101798068B Sulfide or thiosulfate catalytic air complete oxidation at normal temperature and pressure
10/26/2011CN101792129B Application of II-stage reactor in sulfur recovery industry
10/26/2011CN101698904B Method for extracting sulfide minerals of nonferrous metals and method for recycling sulfur in extracted filtered residues thereof
10/26/2011CN101538021B Method and device for producing concentrated sulfuric acid by recycling waste acid from sulfate process titanium dioxide production
10/26/2011CN101423198B Method for collecting sulfur dust by using low pressure supersaturated steam
10/25/2011US8043597 Process and apparatus for the combustion of sulfur
10/25/2011US8043594 Systems and methods for generating sulfuric acid
10/23/2011CA2737330A1 System for gas purification and recovery with multiple solvents
10/20/2011WO2011129563A2 Method of preparing anhydrous hydrogen fluoride by using sodium aluminum tetrafluoride and reaction device for the same
10/20/2011US20110256044 Method for removing hydrogen sulfide from gaseous stream at normal temperature
10/19/2011EP2377813A1 Method for the manufacture of an ammonium sulfate composition
10/19/2011EP2376374A2 A process for gas sweetening
10/19/2011CN202012673U Conveying pipeline used for producing insoluble sulphur
10/19/2011CN202010506U Improved drying tower for sulfuric acid device
10/19/2011CN102219229A Method for preparing metasilicate nonahydrate and elementary sulfur from waste residuals generated during treatment of sulphuric acid cinder
10/19/2011CN102219191A Recycling method for waste sulfuric acid of dye intermediate product
10/19/2011CN102219190A Catalytic reduction method for phosphogypsum to realize co-production of sulfuric acid and cement
10/19/2011CN101384337B Method for disposal of di-sulphide compounds
10/13/2011WO2011124326A1 Method and device for processing sour gas rich in carbon dioxide in a claus process
10/13/2011US20110250124 Catalyst for the oxidation of so2 to so3
10/13/2011CA2793638A1 Method and device for processing sour gas rich in carbon dioxide in a claus process
10/12/2011EP1753827B1 Process for preparing dispersible sulfate, preferably barium sulfate nanoparticles
10/12/2011CN202006063U Gas recovery device for SF6 (sulfur fluoride) density relay calibrator
10/12/2011CN102216217A Method and plant for obtaining nh3 from a mixture comprising nh3 and acidic gases
10/12/2011CN102211762A Method for preparing sulfur and processing tail gas by taking ammonium bisulfite as intermediate
10/12/2011CN102210970A Desulfurization recycle unit for flue gas sulfur dioxide
10/11/2011US8034318 Process for preparation of calcium thiosulfate liquid solution from lime, sulfur, and sulfur dioxide
10/06/2011WO2011120647A1 Process for workup of a carbon dioxide-rich gas to be freed of sulfur components
10/06/2011CA2792812A1 Method for the processing of a carbon dioxide-rich gas to be freed from sulphur constituents
10/05/2011CN201999736U Temperature rising system of reactor catalyst bed in sulfuric acid transformation system
10/05/2011CN201999735U Multipoint temperature regulating sulfur recovery cooler
10/05/2011CN201997267U Acid preparing device
10/05/2011CN102205949A Hearth temperature rise method for brimstone furnace
10/05/2011CN102205203A Desulfuration and mercury-removing combined smoke purifying process and system based on magnesium oxide method desulfuration process
10/05/2011CN102205202A Processing method for acid gas containing H2S
10/05/2011CN101792130B Hot-air blowing method for supporting insulator of electrostatic precipitator in pyrite-based sulfuric acid production
10/05/2011CN101709373B Method and system for treating lead-zinc sulfide ores
09/2011
09/29/2011WO2011116876A2 Device and method for condensing, separating, and storing liquid sulfur in a claus plant
09/29/2011DE102010006541A1 Verfahren und Anlage zur Abkühlung von Säure Method and apparatus for cooling of acid
09/29/2011CA2790595A1 Device and method for condensing, separating, and storing liquid sulfur in a claus plant
09/28/2011EP1684890B1 Method and apparatus for measuring elemental sulfur in gas lines
09/28/2011CN201990489U 管道废酸回收装置 Pipeline spent acid recovery
09/28/2011CN201990488U 一种用于直接焚烧生硫制备二氧化硫的装置 A direct burning of raw sulfur dioxide preparation device for
09/28/2011CN201990487U 一种立式燃硫炉 One kind of vertical burning sulfur furnace
09/28/2011CN201990486U 一种生硫连续直接熔融装置 A continuous direct molten sulfur apparatus Health
09/28/2011CN201990485U 一种硫磺湿法成型装置 One kind of sulfur wet forming apparatus
09/28/2011CN201988211U 一种硫净化回收蒸馏塔用泡罩 One sulfur recovery distillation column purification with blister
09/28/2011CN102199433A Coal carbonization technology with treating CO2 as temperature control component in combustion process
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