Patents
Sitemap › C01 - Inorganic chemistry › C01B - Non-metallic elements; Compounds thereof › C01B 17 - Sulfur; Compounds thereof
Patents for C01B 17 - Sulfur; Compounds thereof (11,743)
06/2012
06/21/2012DE102004022506B4 Verfahren und Anlage zur Herstellung von Schwefelsäure aus schwefeldioxidreichen Gasen Process and apparatus for the production of sulfuric acid from sulfur-rich gases
06/20/2012EP2465601A1 Electrodialytic separation of gas from aqueous carbonate and bicarbonate solutions
06/20/2012EP2464599A1 Fractionation of a waste liquor stream from nanocrystalline cellulose production
06/20/2012CN202279692U 一种不溶性硫磺溶剂回收硫磺的处理装置 Processing means an insoluble sulfur sulfur solvent recovery
06/20/2012CN102502530A Method for producing electronic-grade sulfuric acid by static fusion crystallization
06/20/2012CN102502529A Automatic control temperature-regulating acid-regulating water-regulating system in drying absorption contact sulfuric acid production
06/20/2012CN102502528A High-purity sulfuric acid production method without distillation procedure and device of high-purity sulfuric acid production method
06/20/2012CN102502527A Method for joint production of sulfuric acid and refined iron powder by mixed burning of ferrous sulfate and pyrite
06/20/2012CN102502526A Method for treating hydrogen sulfide-containing tail gas from large-scale coal chemical plant
06/20/2012CN102502525A Vat powder synthesis method
06/20/2012CN102502524A Method for producing sulfur dioxide from calcium sulfate and sulfur
06/20/2012CN102502523A Method for preparing hydrogen sulfide
06/20/2012CN102502522A Method for recovering sulfur efficiently
06/20/2012CN102502521A Preparation method for sulfur micro-emulsion
06/20/2012CN102500285A Hydrogen sulfide synthesis device
06/20/2012CN102500205A Production process for preparing sulfuric acid by using carbon disulfide production tail gas wet method
06/20/2012CN102500201A Sulfur dioxide flue gas recirculation desulfuration complete device
06/20/2012CN101935077B Waste acid concentration multistage treatment method
06/20/2012CN101850262B Preparation method of SO2 oxidizing reaction catalyst
06/20/2012CN101850261B Low-temperature type vanadium catalyst for catalyzing SO2 oxidizing reaction
06/20/2012CN101648138B Arsenic resistant catalyst for preparing sulfuric acid by oxidizing sulfur dioxide and preparation method thereof
06/14/2012WO2012078663A1 Decomposition of polysulfides and removal of hydrogen sulfide
06/14/2012US20120148479 Reactor, a Retained Catalyst Structure, and a Method for Improving Decomposition of Polysulfides and Removal of Hydrogen Sulfide in Liquid Sulfur
06/14/2012US20120148465 Method and system for hydrogen sulfide removal
06/14/2012CA2820372A1 A reactor, a retained catalyst structure, and a method for improving decomposition of polysulfides and removal of hydrogen sulfide in liquid sulfur
06/13/2012EP2462057A1 Method and installation for producing sulphuric acid
06/13/2012CN202272737U 降低钛白粉废硫酸浓缩系统成品酸无机盐含量的净化装置 Titanium dioxide waste sulfuric acid concentration system reduces acid inorganic salt content of the finished product purification device
06/13/2012CN202272736U 新型转化器 The new converter
06/13/2012CN202272735U 高温二氧化硫气体塔式雾化冷却系统 Hot sulfur dioxide gas atomization tower cooling system
06/13/2012CN202270463U Desulfurization rich liquid desorption device
06/13/2012CN102498599A Conductive sulfur/carbon composite material, use thereof as an electrode, and method for manufacturing such a material
06/13/2012CN102494351A Combustion furnace and method for monitoring inner lining of combustion furnace
06/13/2012CN102491285A Waste sulphuric acid concentrating and recycling equipment
06/13/2012CN102491284A Method for automatically controlling and adjusting sodium hydrosulfite synthesis system pressure and backflow quantity
06/13/2012CN102491283A Production equipment and production process for insoluble sulphur
06/13/2012CN102489320A Nanometer vanadium catalyst for preparing sulfuric acid through oxidizing SO2 and preparation method thereof
06/13/2012CN102489132A Novel dual-alkali desulfurization method for removal of sulfur dioxide from flue gas and generation of elemental sulfur as byproduct
06/13/2012CN102489107A Desulfurization and denitrification process utilizing microwave to intermittently irradiate activated carbon
06/13/2012CN102489034A Respective recovery method for rare earth concentrate multi-stage baking tail gases, and device thereof
06/07/2012US20120137934 Reducing agent for the soluble chromate content of cement and methods for production thereof
06/06/2012EP2460584A1 Apparatus for continuously preparing hydrogen sulfide
06/06/2012CN202265409U 控制炉气温度的二氧化硫生产系统 Furnace temperature control sulfur dioxide production system
06/06/2012CN102485643A Method for preventing post-quenching liquid-solid sticking in insoluble sulfur production
06/06/2012CN102092905B Process for treating and recycling industrial wastewater of peroxide-2-ethylhexoic acid tertiary butyl ester
06/06/2012CN101829484B Tail gas recovery method of carbon bisulfide refining system
05/2012
05/31/2012WO2012069270A1 Method for increasing the sulfuric acid concentration of a sulfuric acid solution
05/31/2012DE102011112779B3 Packed tower, useful for the absorption of water or sulfur trioxide in sulfuric acid, comprises a bed of packaged materials supported on domed grate, a gas supply pipe, an acid outlet and a mantle
05/31/2012CA2806125A1 Method and system for generating sulfur seeds and granules
05/30/2012EP2457278A1 Conductive sulfur/carbon composite material, use thereof as an electrode, and method for manufacturing such a material
05/30/2012EP2457048A2 Separation of carbon dioxide and hydrogen
05/30/2012CN202246065U Liquid level control device for fuming sulphuric acid evaporator
05/30/2012CN202246064U Concentrated sulfuric acid feeding and watering mixer for sulfuric acid production
05/30/2012CN202246063U Sulfur hexafluoride gas recycling device
05/30/2012CN202246062U Continuous evaporation tower for recovering insoluble sulfur solvent
05/30/2012CN202246061U Treatment tank for producing insoluble sulfur
05/30/2012CN202237349U Acid gas dewatering device for sulfur recovery device
05/30/2012CN202237347U Alcohol trough for filling of sulfur hexafluoride gas
05/30/2012CN1969017B Process for preparing dispersible sulfate, preferably barium sulfate nanoparticles
05/30/2012CN1840470B Improved process for treating gases containing hydrogen sulfur and sulfur dioxide
05/30/2012CN102482086A 用于制备硫酸的方法和装置 Method and apparatus for the preparation of sulfuric acid
05/30/2012CN102482085A Three phase sulfur separation system with interface control
05/30/2012CN102476893A 一种生物脱硫处理反应器及生物脱硫处理系统和处理方法 A biological desulfurization reactor and processing systems and biological desulfurization treatment method
05/30/2012CN102107858B Production method of sulfur dioxide gas
05/30/2012CN102070128B Process for efficiently recovering afterheat generated in the process of producing sulfuric acid from pyritic
05/30/2012CN101880032B Device and method for comprehensively utilizing heat produced by decomposition of phosphorous gypsum in circulating fluid bed
05/30/2012CN101880031B Micro-emulsion method for preparing nano-sulfur particles
05/30/2012CN101703872B Method for reclaiming and treating flue gas desulfurization byproducts for sintered pellets
05/30/2012CN101423234B Process for preparing heptahydrate magnesium sulfate and liquid sulphur dioxide
05/30/2012CN101323436B Method for reductively decomposion of ardealite by composite reducer
05/23/2012EP1973843B1 Process for the surface treatment of dithionite
05/23/2012CN202226660U Multifunctional insoluble sulfur production device
05/23/2012CN202224118U Feeding cylinder of vacuum mixer for insoluble sulfur
05/23/2012CN101912718B Device and method for absorbing carbon disulfide in hydrogen sulfide gas by using solvent
05/23/2012CN101791517B Method for recycling sulfur from acid gases containing hydrogen sulfide
05/18/2012WO2012025832A3 Method for producing fertilizers containing dispersed micronized sulphur
05/16/2012CN202220087U Regeneration processing device for waste acid through evaporation method
05/16/2012CN202220081U Novel sulfur melting kettle
05/16/2012CN202219100U Improved sulfuric acid concentration pan body
05/16/2012CN102452645A Process for recovering furfural and sulfuric acid from furfural residues
05/16/2012CN102452644A Sulfur recovery process applied to natural gas with high sulfur content
05/16/2012CN102452643A Technology for reacting hydrogen sulfide with oxygen to generate elemental sulfur by accelerated catalysis
05/15/2012US8178070 Air demand feedback control systems and methods for sulfur recovery units
05/09/2012CN202212176U Heat insulation device for discharge port of coking chemical product sulfur melting kettle
05/09/2012CN102448876A Method for concentrating dilute sulfuric acid and an apparatus for concentrating dilute sulfuric acid
05/09/2012CN102448875A Process and apparatus for sulphuric acid production
05/09/2012CN102442650A Method for producing sulfuric acid and co-producing calcium carbide by phosphogypsum
05/09/2012CN102107857B Process for purifying and rectifying sulfur tetrafluoride
05/09/2012CN101920938B Method for rectifying thionyl chloride
05/09/2012CN101913573B Method for producing sulfuric acid and iron oxide red
05/03/2012WO2012057794A1 Low temperature sulphur dioxide oxidation catalyst for sulfuric acid manufacture
05/03/2012US20120107209 Regenerative recovery of sulfur dioxide from effluent gases
05/03/2012CA2816092A1 Regenerative recovery of sulfur dioxide from effluent gases
05/02/2012EP2445995A1 Scavenger compositions and their use
05/02/2012CN202208705U Device for preparing synthesis gas or hydrogen through BGL pressurizing molten slag gasification with pure oxygen non-catalytic partial oxidation
05/02/2012CN202208639U Continuous slag-discharging purification device for sulfuric acid
05/02/2012CN202208638U Cooling device for purifying sulfuric acid
05/02/2012CN102438943A Generation of sulfur trioxide and sulfuric acid
05/02/2012CN102438942A Micronized sulphur powder and method of production of same
05/02/2012CN102431976A Method for recovering sulfur and iron resources through reducing and decomposing titanium white waste slag green vitriol by sulfur
05/02/2012CN102431975A Method for recovering and utilizing three wastes during titanium white production through sulfuric acid process
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