| Patents for C01B 17 - Sulfur; Compounds thereof (11,743) |
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| 08/14/2013 | CN103241717A Drying and calcining process and device for coproduction of sulfuric acid and cement from gypsum |
| 08/14/2013 | CN103241716A Heating control method for dehydrating crystallized sodium sulfide for synthesizing polyphenylene sulfide |
| 08/14/2013 | CN103240075A Rubidium-cesium-vanadium catalyst for producing sulfuric acid at low temperature, and preparation method thereof |
| 08/14/2013 | CN103240036A Temperature stress resistant heat transfer reactor and composite device and application thereof |
| 08/14/2013 | CN102530886B Method for preparing sulfuric acid and cement by using phosphogypsum |
| 08/14/2013 | CN102502528B High-purity sulfuric acid production method without distillation procedure and device of high-purity sulfuric acid production method |
| 08/14/2013 | CN102431976B Method for recovering sulfur and iron resources through reducing and decomposing titanium white waste slag green vitriol by sulfur |
| 08/14/2013 | CN102431975B Method for recovering and utilizing three wastes during titanium white production through sulfuric acid process |
| 08/14/2013 | CN102381687B Method for preparing acid by using sulfur containing waste material and wet method desulphurization process containing method thereof |
| 08/14/2013 | CN101653697B Apparatus and method for osmotic membrane distillation |
| 08/13/2013 | CA2563950C Process and plant for producing sulfuric acid from gases rich in sulfur dioxide |
| 08/08/2013 | WO2013116148A1 Method and system for generating sulfur seeds in a moving liquid |
| 08/07/2013 | CN203112502U Equipment for preparing sulfuric acid |
| 08/07/2013 | CN103232068A Recycling and reutilization process for treating chromium slag and wastewater |
| 08/07/2013 | CN103232026A Three-stage liquid sulfur degasification device and process |
| 08/07/2013 | CN101835727B Process of removing calcium and obtaining sulfate salts from an aqueous sugar solution |
| 08/07/2013 | CN101301567B Process for removing contaminants from gas streams |
| 08/06/2013 | US8501149 H2S conversion to sulfur using a regenerated iodine solution |
| 08/06/2013 | US8501107 Apparatus for generating mercury (II) sulfide from elemental mercury |
| 07/31/2013 | CN203090756U Desulphurization device for hydrogen sulfide-containing gas |
| 07/31/2013 | CN103228573A Method for increasing sulfuric acid concentration of sulfuric acid solution |
| 07/31/2013 | CN103224817A Coal gas dedusting decoking desulfurization system and method |
| 07/31/2013 | CN103224223A Sulfuric acid decolorant |
| 07/31/2013 | CN103224222A Apparatus for purifying organic matters in waste sulfuric acid |
| 07/31/2013 | CN103224221A Method for separating sulfuric acid and ferrous sulfate by using ferrous sulfate monohydrate residue |
| 07/31/2013 | CN102660330B Method for co-producing various chemical products by taking coal, petroleum, natural gas and salt as raw materials |
| 07/31/2013 | CN102476893B Biological desulphurization processing reactor, biological desulphurization processing system, and processing method |
| 07/31/2013 | CN101955166B Method for decomposing semi-hydrated phosphogypsum |
| 07/31/2013 | CN101870883B Method for producing sulfur through separation, vulcanization and hydrogen oxidation of circling foam |
| 07/30/2013 | US8496973 Sodium thiosulfate-containing pharmaceutical compositions |
| 07/30/2013 | US8496906 Biological oxidation of hydrogen sulphide in a psychrophilic anaerobic digestion bioreactor subjected to microaerobic conditions |
| 07/30/2013 | CA2589666C Process for the recovery of elemental sulphur from residues produced in hydrometallurgical processes |
| 07/25/2013 | WO2013108645A1 Hydrogen sulfide gas production plant and method for recovering and using waste hydrogen sulfide gas |
| 07/24/2013 | CN203079691U Sulfur combustion furnace |
| 07/24/2013 | CN203079690U Production system for preparing liquid sulfur dioxide from gypsum |
| 07/24/2013 | CN203079689U Sulfur purification refining device |
| 07/24/2013 | CN103214201A Method for comprehensively utilizing electrolytic manganese residues |
| 07/24/2013 | CN103213957A Waste acid recovery system |
| 07/24/2013 | CN103213955A Plant extracting type sulphate decoloring agent |
| 07/24/2013 | CN103213954A Environment-friendly sulfuric acid decolorant |
| 07/24/2013 | CN103213953A Technology for extracting ammonium thiosulfate and ammonium thiocyanate by desulphurization waste liquid |
| 07/24/2013 | CN103213952A Separating and purifying system for sulfur hexafluoride and carbon tetrafluoride |
| 07/24/2013 | CN103213951A Sulphur condensing and separating deice of sulphur recovering device |
| 07/24/2013 | CN103212293A Method for regenerating desulfurizer treating ferric hydroxide as active component |
| 07/24/2013 | CN102718195B Extraction method and device for strontium sulfide |
| 07/24/2013 | CN102530885B Industrialized production method for high-purity sulfuric acid |
| 07/24/2013 | CN102424365B Recycling method of tail gas from pyrolusite reduction and sulfuric acid coproduction in fluidized bed furnace |
| 07/17/2013 | EP2615059A1 Method for producing metal complex quantum crystals |
| 07/17/2013 | CN203065159U Sulfur melting steam coil |
| 07/17/2013 | CN203061050U Tail gas absorbing device |
| 07/17/2013 | CN203061044U Waste gas treatment system for ammonia-containing acidic gas |
| 07/17/2013 | CN203060883U Waste gas recovery system for producing carbon disulfide |
| 07/17/2013 | CN103204479A Production method for high-content insoluble sulfur |
| 07/17/2013 | CN103204478A Production method for high-stability insoluble sulfur |
| 07/17/2013 | CN103204477A Liquid sulphur collecting method for sulfur recovery |
| 07/17/2013 | CN103204467A Device and method for continuously and steadily decomposing and making up hydrogen with hydrogen sulfide |
| 07/17/2013 | CN102452645B Process for recovering furfural and sulfuric acid from furfural residues |
| 07/17/2013 | CN102417229B Method for removing azo dye waste water chroma by using hydrogen sulfide waste gas |
| 07/17/2013 | CN102145251B Dechloridation device and process in chlorinated paraffin production process |
| 07/17/2013 | CN101583563B Method and device for continuous production of hydrogen sulphide |
| 07/16/2013 | US8486365 Process of conversion of hydrogen sulfide into elemental sulfur on solid oxide catalysts |
| 07/11/2013 | US20130177496 Reactor for synthesizing hydrogen sulfide, apparatus for producing hydrogen sulfide, apparatus for producing sodium hydrogen sulfide, method for producing hydrogen sulfide, and method for producing sodium hydrogen sulfide |
| 07/10/2013 | EP2612715A1 Recovery of sulfur from sulfur-containing waste |
| 07/10/2013 | CN203048594U Converter |
| 07/10/2013 | CN203048593U System for recovering sulfur dioxide from tail gas through water washing |
| 07/10/2013 | CN203043807U Device for making sulfuric acid used for regulating cooling circulating water by utilizing furnace smoke of boiler |
| 07/10/2013 | CN103193278A Reductive calcining process of ferrous sulfate as byproduct of titanium dioxide |
| 07/10/2013 | CN103193206A Method for producing SO2 through sulfur reduction and decomposition of sulfate |
| 07/10/2013 | CN103193205A Continuous production method of insoluble sulfur |
| 07/10/2013 | CN103191627A Treatment method of industrial tail gas containing hydrogen sulfide |
| 07/10/2013 | CN102059039B Fume purification equipment and preparation method of sulfuric acid |
| 07/10/2013 | CN101594931B Method and device for the continuous production of hydrogen sulfide |
| 07/09/2013 | US8480997 Method for preparing manganese sulfate monohydrate |
| 07/09/2013 | US8480924 Compositions, methods, and systems for reducing contamination |
| 07/04/2013 | WO2013098329A1 Method for producing sulphuric acid |
| 07/04/2013 | WO2013098328A1 Improved method for recovery of elemental sulphur |
| 07/04/2013 | DE102012005450B4 Verfahren und Vorrichtung zur Entgasung von flüssigem Schwefel Method and apparatus for degassing liquid sulfur |
| 07/03/2013 | EP2610216A1 Chemical-looping combustion of sour gas |
| 07/03/2013 | EP2609056A2 Method for producing fertilizers containing dispersed micronized sulphur |
| 07/03/2013 | CN102602897B Energy-saving and environment-friendly production line for producing acid by iron pyrite |
| 06/27/2013 | WO2013096747A1 Sulfur-carbon composite cathodes for rechargeable lithium-sulfur batteries and methods of making the same |
| 06/27/2013 | WO2013091972A1 Method and device for degassing liquid sulphur |
| 06/27/2013 | WO2013091749A1 Method for separating arsenic and heavy metals in an acidic washing solution |
| 06/27/2013 | WO2013091114A1 Copper-containing nanocrystals and methods of preparation therefor |
| 06/27/2013 | DE102012005450A1 Verfahren und Vorrichtung zur Entgasung von flüssigem Schwefel Method and apparatus for degassing liquid sulfur |
| 06/27/2013 | CA2858415A1 Method for separating arsenic and heavy metals in an acidic washing solution |
| 06/26/2013 | EP2607304A1 Method and device for removing gas from liquid sulphur |
| 06/26/2013 | CN203021299U Rotary insoluble sulfur production device |
| 06/26/2013 | CN203021298U Sulfur melting kettle with pre-heating separator |
| 06/26/2013 | CN103175655A Methods for diagnosing and eliminating temperature anomaly of pyritic acid manufacturing converter |
| 06/26/2013 | CN103172218A Method and device for recovery and purifying elemental sulfur from high-concentration sulfate wastewater |
| 06/26/2013 | CN103172156A Coagulation inclined plate deposition device for sulfur recovery and method for separating biological sulfur by using same |
| 06/26/2013 | CN103172087A Method for preparing sulfuric acid or ammonium sulfate from coal gas wet oxidative desulfurization sulfur pulp |
| 06/26/2013 | CN103172037A Method for decoloring sulfuric acid by using activated-carbon filter screen |
| 06/26/2013 | CN103172036A Method for decoloring sulfuric acid by using nanomaterial filter screen |
| 06/26/2013 | CN103172035A Method for decoloring sulfuric acid by using hydrogen peroxide |
| 06/26/2013 | CN103172034A Method for decoloring sulfuric acid by using high-frequency vibrator |
| 06/26/2013 | CN103172033A Method for decoloring sulfuric acid |
| 06/26/2013 | CN103172032A Method for decoloring sulfuric acid by using ultramicropore plastic plate |
| 06/26/2013 | CN103172031A Method and equipment for refining sulfoxide chloride |