| Patents for C01B 17 - Sulfur; Compounds thereof (11,743) |
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| 10/01/2013 | US8545793 Device and method for condensing, separating, and storing liquid sulfur in a Claus plant |
| 09/25/2013 | EP2640494A1 Back-up configurations and methods for sulfuric acid plants |
| 09/25/2013 | CN203212332U Drying and calcining device for sulfuric acid and cement production from gypsum |
| 09/25/2013 | CN203212331U Purification unit for organics in waste sulfuric acid |
| 09/25/2013 | CN203212330U Drying and calcining device capable of saving energy and increasing concentration of sulfuric acid SO<2> made from gypsum |
| 09/25/2013 | CN203212329U Sulphur extracting device |
| 09/25/2013 | CN103329319A Composite material of alkali metal sulfide and conducting agent |
| 09/25/2013 | CN103320621A Method for solidifying heavy metals in electrolytic manganese slags and co-producing sulphur |
| 09/25/2013 | CN103320176A Low temperature methanol washing method and device with high CO2 yield |
| 09/25/2013 | CN103318850A Low-temperature waste heat recovery system for pyrite and metallurgical off-gas acid making device |
| 09/25/2013 | CN103318849A Method for recycling sulfur-iron resources |
| 09/25/2013 | CN103318848A Production method of high-dispersion high-thermal-stability insoluble sulfur |
| 09/25/2013 | CN103318847A High-efficiency sulfur recovery method of waste gas containing hydrogen sulfide |
| 09/25/2013 | CN103318846A Method for obtaining sulfur from sulfur compounds in coal chemical plant and electric power plant |
| 09/25/2013 | CN103318841A Waste gas comprehensive utilization device system |
| 09/25/2013 | CN103316578A Method for absorbing sulfur dioxide and co-producing sulphur |
| 09/24/2013 | CA2602617C Process for preparing a sulphur cement product |
| 09/18/2013 | CN203200228U Self-circulating desulfurizer |
| 09/18/2013 | CN203200023U Circulating fuming sulphuric acid preparation device |
| 09/18/2013 | CN203200022U Improved multifunctional rotation tank |
| 09/18/2013 | CN203196520U Deep purification device of yellow phosphorus tail gas |
| 09/18/2013 | CN203196365U Negative-pressure rectifying and purifying system of thionyl chloride |
| 09/18/2013 | CN103305696A Method for treating alkaline gold-extraction tailings by utilizing acid making tail gas |
| 09/18/2013 | CN103304451A Preparation method of aromatic hydrocarbon sulfonyl chloride derivative |
| 09/18/2013 | CN103303878A Method for preparing sulfuric acid by iron pyrite |
| 09/18/2013 | CN103303877A Comprehensive multi-gas source low-concentration SO2 fume recycling acid-making technological process |
| 09/18/2013 | CN103303876A Waste-heat recovery method in making acid by using pyrite |
| 09/18/2013 | CN103303875A Method for recovering pyrite resources |
| 09/18/2013 | CN103303874A Production method of high-content high-stability dispersive insoluble sulfur |
| 09/18/2013 | CN103303873A Preparation method of modified high-dispersion high-thermal-stability insoluble sulfur |
| 09/18/2013 | CN103303872A System device and method for recycling sulfur dioxide from fume to prepare sulfur |
| 09/18/2013 | CN103301744A Desulfurization device and method for preparing sulfur particles by removing SO2 from flue gas |
| 09/18/2013 | CN103301732A Device and process for recycling and treating hydrogen sulfide-containing chemical acid waste gas |
| 09/18/2013 | CN103301718A Device capable of recovering and concentrating sulfur dioxide in tail gas |
| 09/17/2013 | US8535630 Method and apparatus for SOx and CO2 removal from flue gas |
| 09/12/2013 | US20130236389 Method for increasing the sulfuric acid concentration of a sulfuric acid solution |
| 09/12/2013 | DE102010049451B9 Verfahren und Vorrichtung zur Abscheidung von Schwefelwasserstoff aus Gaswaschlösungen Method and apparatus for the separation of hydrogen sulfide from gas washing solutions |
| 09/11/2013 | CN203187405U Medium/low-grade heat energy recovery system in production of acid from pyrite |
| 09/11/2013 | CN103298734A Hydrogen production process |
| 09/11/2013 | CN103288057A Enrichment purification method of SO2 in flue gas |
| 09/11/2013 | CN103288056A Method for decomposing phosphogypsum to produce SO2 |
| 09/11/2013 | CN102531246B Method for recycling waste acid |
| 09/11/2013 | CN102489132B Novel dual-alkali desulfurization method for removal of sulfur dioxide from flue gas and generation of elemental sulfur as byproduct |
| 09/06/2013 | WO2013128001A1 Removing sulphur oxides from a fluid stream |
| 09/05/2013 | US20130230448 Method of Generating Micronized Sulphur |
| 09/04/2013 | EP2632567A2 Regenerative recovery of sulfur dioxide from effluent gases |
| 09/04/2013 | CN203173819U Equipment for improving combustion efficiency of natural gas acid gas |
| 09/04/2013 | CN203173818U Stainless-steel acid distributor |
| 09/04/2013 | CN203173817U Sulfur dioxide gas production device for sugar manufacturing technology |
| 09/04/2013 | CN203173816U Sulphur separating device |
| 09/04/2013 | CN203170206U Novel air absorption device |
| 09/04/2013 | CN103274381A Method and device for recycling desulfurization and decyanation waste liquid from coke oven gas with vacuum carbonate method |
| 09/04/2013 | CN103274370A Waste sulfuric acid recovery method |
| 09/04/2013 | CN103274369A Circulating method for preparing concentrated sulfuric acid and solid product from dilute sulfuric acid |
| 09/04/2013 | CN103274368A Acid preparing process by metallurgical off-gas and special equipment line |
| 09/04/2013 | CN103274367A Method for extracting two secondary salts from desulfurized salt-containing waste liquid of coke oven gas |
| 09/04/2013 | CN103274366A Method for efficiently recycling elemental sulfur in process of treating sulfur dioxide flue gas by using sodium sulfide |
| 09/04/2013 | CN102659076B Method for co-production of various chemical products from natural gas, coal and petroleum |
| 09/04/2013 | CN101844879B Device for producing sulfuric acid and cement by decomposing and calcining gypsum |
| 09/03/2013 | US8527071 Adaptive control system for a sulfur recovery process |
| 09/03/2013 | US8524189 Process for the selective oxidation of hydrogen sulphide |
| 09/03/2013 | CA2745172C Integration of catalytic so2 oxidation and oxyfuel sour compression |
| 08/28/2013 | CN203159222U Liquid sulfur degassing device |
| 08/28/2013 | CN203159221U Supporting structure for sulfur reactor |
| 08/28/2013 | CN103265976A Method and device for ordinary-pressure oxygen-enriched continuous gasification-gas-steam combined cycle power-generation heat supply |
| 08/28/2013 | CN103265443A Industrial production method of high-purity iminodiacetic acid |
| 08/28/2013 | CN103264995A Sulfuric acid recovery technique in process of producing cystine by adopting sulfuric acid method |
| 08/28/2013 | CN103264994A Method for producing sulphuric acid by adopting wet process |
| 08/28/2013 | CN103264993A Method for producing liquid sulfur dioxide by utilizing sulfuric acid sewage |
| 08/28/2013 | CN103264992A Production method of industrial sodium sulphide and equipment adopted in production method |
| 08/28/2013 | CN103264991A Method for processing sulfur paste as coke oven gas desulfuration by-product |
| 08/28/2013 | CN102181308B Vacuum potassium carbonate coke oven gas desulfurization-sulfuric acid preparation process and processing system thereof |
| 08/27/2013 | US8518702 Downhole spectroscopic hydrogen sulfide detection |
| 08/27/2013 | US8518366 Device and method for the combustion of sulfur and sulfur-containing compounds |
| 08/27/2013 | US8518365 Method and system for the production of sulfuric acid |
| 08/27/2013 | US8518357 Systems and methods for sequestering sulfur |
| 08/22/2013 | WO2013123308A1 Multifunctional materials and composites |
| 08/22/2013 | WO2013120139A1 A process for producing hydrogen chloride and potassium sulphate based salts |
| 08/21/2013 | CN203148245U System for treating flue gas of anode furnace |
| 08/21/2013 | CN203144107U Heating electric furnace for preparing sulfuric acid |
| 08/21/2013 | CN203144106U Fluidized bed furnace for production of sulfuric acid |
| 08/21/2013 | CN203144105U Deslagging and cooling roller for making sulfuric acid |
| 08/21/2013 | CN203144104U Pyrolyzing furnace applicable to sulfur hexafluoride production |
| 08/21/2013 | CN203144103U Sulphur extraction device |
| 08/21/2013 | CN103253637A Method for producing sulfuric acid and calcium oxide by utilizing gypsum |
| 08/21/2013 | CN102408099B Device and method suitable for extracting acid volatile sulfides (AVSs) in deposits |
| 08/21/2013 | CN102285646B Heat tube type sulfur melting slot and special heat tube thereof |
| 08/21/2013 | CN101389568B Method of optimizing the operation of claus units |
| 08/20/2013 | CA2558234C A process for the high recovery efficiency of sulfur from an acid gas stream |
| 08/15/2013 | WO2013117950A1 A combined reverse osmosis/ion exchange/electrodialysis (croied) process that uses gypsum as a raw material to produce sulfuric acid and sodium hydroxide |
| 08/14/2013 | DE102012202069A1 Coated sulfur particle exhibiting a specific coating thickness, useful for converting a plastic rubber-mass into a cross-linked elastomeric phase, where the coating of the particle comprises inorganic components and short-chain alkyl groups |
| 08/14/2013 | CN203128199U Production device for high-purity sulphuric acid |
| 08/14/2013 | CN203128198U Improved boiling furnace |
| 08/14/2013 | CN203128197U Absorption device for producing sulfur trioxide by utilizing gypsum |
| 08/14/2013 | CN203128196U Equipment for producing sulfuric acid through calcium sulfate |
| 08/14/2013 | CN203128195U Equipment for producing sulfur trioxide by utilizing gypsum |
| 08/14/2013 | CN203128194U Equipment for producing sulfur dioxide from gypsum |
| 08/14/2013 | CN203128193U Purifying and recovering equipment system of sulfur tetrafluoride |
| 08/14/2013 | CN103249696A Method for producing fertilizers containing dispersed micronized sulphur |
| 08/14/2013 | CN103249465A Regenerative recovery of sulfur dioxide from effluent gases |