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)
12/2008
12/03/2008CN101314462A Reclamation comprehensive utilization method for desulfurized gypsum
12/03/2008CN100439295C A process for manufacturing potassium sulfate fertilizer and other metal sulfates
12/03/2008CN100438977C Adjuvant-adding desulfurization catalyst regeneration and method for preparing sulfur simultaneously
12/03/2008CN100438950C Removing sulfide from CO2 enriched gas by complex iron method
11/2008
11/27/2008WO2008142354A2 Method for cleaning surfaces of polyolefin-based materials soiled with food, particularly dairy products
11/27/2008WO2008054338A3 New compositions of au-11 nanoparticles and their optical properties
11/27/2008US20080293979 Process for the Regeneration of Sulfuric Acid
11/27/2008US20080289951 Thermochemical Cycle for Production of Hydrogen and/or Oxygen Via Water Splitting Processes
11/26/2008EP1994045A2 Compact sulfur recovery plant and process
11/26/2008EP1993711A1 Method and apparatus for removing metal sulphide particles from a liquid stream
11/26/2008CN101312906A Ruthenium oxide catalysts for conversion of sulfur dioxide to sulfur trioxide
11/26/2008CN100436358C Sulfur intermediate material, sulfur material and process for producing the same
11/26/2008CN100436327C Prepn process transition metal sulfide intercalated lithium
11/26/2008CN100436309C Decoloring and purifying process for coke over gas desulfurized by-product coarse sulfur
11/25/2008US7457018 a core and a coating and/or being connected to each other by carbon cross-linking, the core of these particles containing at least one compound of formula LixM1-yM'y(XO4)n, in which x, y and n are numbers such as 0 <== x <== 2, 0 <== y <== 0.6 and 1 <== n <== 1.5, M is a transition metal,
11/25/2008US7455828 Process and apparatus for converting hydrogen sulfide into hydrogen and sulfur
11/25/2008US7455825 uniform particle size at the nanometer-scale level, selective and desired crystal structures, and various shapes; forming core-shell structure; useful to form a luminescent layer of an inorganic-organic hybrid electroluminescence device
11/25/2008US7455823 Process for the preparation of micron/nano sized inorganic material
11/20/2008US20080287287 Methods of preparing a polymerization catalyst
11/20/2008US20080283382 Device and method for measuring elemental sulfur in gas in gas lines
11/19/2008EP1991341A2 Membrane and process for recovery of acid
11/19/2008EP1651326A4 Salt chlorine generator
11/19/2008CN101309858A Method for decomposing metal sulphate
11/19/2008CN101306885A Resource process method for coking sulfur-containing waste water
11/19/2008CN101306804A Process for preparing acid from flue gas by calcining molybdenum concentrate in rotary kiln
11/19/2008CN101306803A Process for producing sulfate acid from gypsum
11/19/2008CN101306802A Process for producing hydrogen sulfide and calcium phosphate salts from calcium sulfide
11/19/2008CN101306801A Process for recovering hydrogen sulfide form anaerobic fermentation methane
11/18/2008US7452521 thiosulphate reacts directly with mercury ions, and does not first form an elemental sulphur phase; precipitates the mercury present in the sulphuric acid solution either as mercury sulphide or, in a chlorine-containing environment, as a mercury sulphide-mercury chloride double salt
11/18/2008CA2345463C Metal-carbon composite powders, methods for producing powders and devices fabricated from same
11/18/2008CA2221023C Method and device for processing a hydrogen sulphide-containing gas, comprising a cooling step for crystallised sulphur removal
11/13/2008WO2008137936A1 Hydrogen production from hydrogen sulfide
11/13/2008WO2008135631A1 Method for preparing dithionite
11/13/2008US20080279759 removing contaminants from the feed gas stream to obtain the purified gas stream and a sour gas stream comprising H2S and RSH; separating into a gas stream enriched in H2S; converting H2S to elemental sulphur in a Claus unit
11/13/2008US20080279758 Configurations and Methods For Effluent Gas Treatment
11/13/2008CA2684688A1 Method for preparing dithionite
11/12/2008EP1989142A2 Method of optimizing the operation of claus units
11/12/2008CN201147678Y Device for mixing cold flue gas into hot flue gas
11/12/2008CN201147648Y Sulfuric acid degassing tower
11/12/2008CN101302069A Technological system and method for removing carbon, nitrogen and sulphur in waste water synchronously
11/12/2008CN101302003A Production process of preparing cogeneration concrete from flur-gypsum
11/12/2008CN101302002A Method for producing sulfuric acid and cement clinker using gypsum
11/12/2008CN101302001A Production method of producing sulfuric acid cogeneration concrete using flur-gypsum
11/12/2008CN101302000A Method for producing calcium sulphide with gypsum, sulfur-fixing agent and high-sulphur coal
11/12/2008CN101301567A Process for removing contaminants from gas streams
11/12/2008CN100433430C Sulfur-air fuel cell and its application in sulfuric acid production
11/06/2008WO2008133947A2 Process and system for destroying carbonaceous materials and composition and system thereof
11/06/2008CA2685086A1 Process and system for destroying carbonaceous materials and composition and system thereof
11/05/2008EP1986954A1 Hydrogen sulfide treatment system
11/05/2008EP1986765A1 Method for disposal of di-sulphide compounds
11/05/2008CN201144267Y Calcination device for making high-grade sulfuric-acid residue
10/2008
10/30/2008WO2008130649A1 Oxidation of metallic materials as part of an extraction, purification and/or refining process
10/30/2008US20080267830 System and process for treating sulfur
10/29/2008CN201140985Y Low-temperature heat-energy recovering apparatus of acid-making conversion workshop section
10/29/2008CN201140108Y Modified polypropylene electric defroster
10/29/2008CN201140044Y Water feed mixer for vitriol oil
10/29/2008CN101296861A Process for producing a purified gas stream
10/29/2008CN101293665A Method for preparing rare earth chalcogen compound
10/29/2008CN101293638A Method and apparatus for preparing sulphur dioxide gas
10/29/2008CN101293632A Method for converting H2S into hydrogen gas with photocatalysis decomposition
10/28/2008US7442363 Hydrogen iodide manufacturing method and hydrogen iodide manufacturing apparatus
10/28/2008US7442359 Fermentation of lignocellulose raw biomass into monosaccharides, ethanol; hydrolysis using sulphuric acid; anion selective membrane; anaerobic acidification, sulfate reduction; sulphuric acid obtained by burning hydrogen sulfide
10/28/2008US7442352 Desulfurization, demetallization; using fluoropolymer asdsorbers; surface filtration
10/28/2008US7442290 Use in many particularly in refinery and petrochemical processes such as catalytic reforming of naphtha, steam reforming, Fischer-Tropsch synthesis, dehydration or hydrocracking; high surface areas and synthesized using inexpensive, small organic templating agents instead of surfactants
10/28/2008CA2364943C Procedure for regenerating a redox catalytic solution involving measurement of dissolved oxygen in the regeneration effluent and application of the procedure to desulfurization
10/23/2008WO2008099354A3 Process of conversion of sulfur dioxide into salts of commercial interest
10/22/2008EP1981809A2 Process and apparatus for the combustion of sulfur
10/22/2008CN101289170A Oxidation, reduction and sulfur recovery multipurpose device
10/22/2008CN100427386C Medium grade insoluble sulphur preparing process and producing apparatus
10/21/2008US7438886 Ferric sulfate reacts with H2S, Ferric ions being reduced to FESO4, and sulfide oxidised to sulfur. two step filtration, the retentate of elemental sulfur, fitrate of feso4 sent to bioreactor, regenerated to ferric ion for reuse, by oxidation with o2 and thiobacillus microorganism; cost/energy efficient
10/21/2008US7438876 Multi-stage heat absorbing reactor and process for SCR of NOx and for oxidation of elemental mercury
10/21/2008CA2414083C Physico-chemical method for eliminating toxic and/or precious heavy metals contained in urban, industrial sludge and liquid animal manure
10/16/2008WO2008124625A2 Ammonia destruction methods for use in a claus tail gas treating unit
10/16/2008WO2008123651A1 Method for separation and recycle of pure sulfur dioxide from a gaseous mixture in is cycle with ionic liquids
10/16/2008US20080253957 Process and Plant for Producing Sulfuric Acid
10/16/2008DE102007034875B3 Vapor condenser for treating multi-component systems, e.g. in concentration of sulfuric acid, has encased chamber divided into tube-free and tube-containing regions
10/16/2008CA2686340A1 Ammonia destruction methods for use in a claus tail gas treating unit
10/15/2008EP1979270A1 Process and apparatus for the catalytic oxidation of so<sb>2</sb>-containing gases by means of oxygen
10/15/2008EP1979071A2 Quench system for metallurgical gases
10/15/2008CN201132102Y Ammine-burning device for recovering sulfur
10/15/2008CN101287677A Process for the regeneration of sulfuric acid
10/15/2008CN101285106A Process for preparing multicomponent liquid glucose and lignose while effectively hydrolyzing lignocellulosic biomass
10/15/2008CN101284653A Gas phase circulation method in synthesis of thionyl chloride
10/15/2008CN101284652A Liquid phase circulation method in synthesis of thionyl chloride
10/15/2008CN101284651A Method for conveying crude product of thionyl chloride form low pressure to high pressure by high potential difference
10/15/2008CN101284650A Multistage rectification process for high-purity thionyl chloride
10/15/2008CN100425955C System and method for mass flow detection device calibration
10/15/2008CN100425529C Treating technology for regenerated acid in coking crude benzole refinery process
10/15/2008CN100425528C Preparation of high concentration fuming sulfuric acid using residual heat distillation method
10/09/2008WO2008119474A2 Method for producing sulphuric acid and installation for carrying out said method
10/09/2008US20080245655 Efficient decomposition; using liquid tank containing electrode ; separated by cation exchange membrane; exposure to light
10/09/2008US20080245233 Method for Inhibiting Fouling in Basic Washing Systems
10/09/2008CA2681425A1 Method of producing sulfuric acid and installation for carrying out the method
10/08/2008CN101280198A Processing method for waste pollutant in thiophen productioní¬sulphur-containing tar
10/08/2008CN101279722A Extraction liquid and extraction method for sulphuric acid in sulfuric acid hydrolysate prepared with plant fibre
10/08/2008CN101279721A Method for separating sulfuric dioxide from flue gas and obtaining sulphuric acid
10/02/2008WO2008037315A3 Hydrogen production method
10/02/2008US20080241050 Semiconducting aerogels from chalcogenido clusters with broad applications
10/02/2008US20080241037 Method and system of controlling sulfur oxides in flue gas from coal or oil-fired boilers
10/02/2008US20080241024 Method for Leaching Metal Sulphide Minerals
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