| Patents for C01B 17 - Sulfur; Compounds thereof (11,743) |
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| 04/30/2008 | EP1916024A1 Unit and process for treating refinery process wastewater |
| 04/30/2008 | CN201052968Y Low-temperature Claus sulfur reclaiming device |
| 04/30/2008 | CN100384717C Insoluble sulfur preparation method |
| 04/29/2008 | US7364717 Process for converting nickel to nickel sulfate |
| 04/29/2008 | US7364716 Surface modified nanoparticle and method of preparing same |
| 04/24/2008 | WO2008027446A3 Process for recycling waster acid |
| 04/23/2008 | EP1914294A1 Method for removal of sulfur-containing compound from natural gas |
| 04/23/2008 | CN101166567A Process for producing a gas stream depleted of hydrogen sulphide |
| 04/23/2008 | CN101164892A Super-high density information storage material antimony potassium sulfide and synthesis method thereof |
| 04/22/2008 | US7363182 System and method for mass flow detection device calibration |
| 04/22/2008 | US7361326 Process for the production of sulfuric acid |
| 04/22/2008 | US7361319 reducing sulfur oxides (SOx), nitrogen oxides (NOx) and carbon monoxide (CO) emissions from a fluid stream, using adsorber materials comprising oxides of magnesium, aluminum and other metals on supports; pollution control |
| 04/22/2008 | US7361276 efficacious and efficient re-concentration and concomitant dilution of aqueous solutions of heavy chemical processes by OMD can be effected at commercially-acceptable rates; at relatively high temperatures to provide capital and operating cost advantages |
| 04/22/2008 | US7360550 reutilized by being mixed with at least one of a hydrogen peroxide solution and water; low cost without setting up a large-scale facility |
| 04/17/2008 | WO2007135184A3 Method for the catalytic oxidation of sulfide to sulfate |
| 04/15/2008 | US7357908 Hydrogen sulfide containing gas stream is fed into a short contact time reactor where the hydrogen sulfide is partially oxidized by oxygen over an oxidation catalyst to form sulfur and water; reduces or avoids the negative effects of hydrocarbons, carbon dioxide and ammonia in Claus sulfur plant feeds |
| 04/15/2008 | US7357905 Catalytic oxidation in the presence of oxygen with an oxidation catalyst which comprises a substrate and an active phase iron element; desulfurization at a temperature that is less than 200 degrees C.; catalyst selectivity |
| 04/10/2008 | WO2008040752A1 Process for disposal of mercaptans |
| 04/10/2008 | WO2008040751A1 A process for improving the smell of elemental sulphur |
| 04/10/2008 | WO2008040750A1 A process for treating elemental sulphur for smell improvement |
| 04/10/2008 | CA2665293A1 A process for improving the smell of elemental sulphur |
| 04/10/2008 | CA2665291A1 A process for treating elemental sulphur for smell improvement |
| 04/10/2008 | CA2665003A1 Process for disposal of mercaptans |
| 04/10/2008 | CA2662822A1 Method for generating micronized sulphur |
| 04/09/2008 | EP1390743A4 Sulfuryl fluoride fumigation process |
| 04/09/2008 | CN101157459A Method for reclaiming lignin and alkali from boiling black liquor |
| 04/09/2008 | CN101157447A Method for removing ferrous and other metal salt from titanium white waste acid |
| 04/09/2008 | CN101157446A Method for removing inorganic salt of dilute acid during concentrating process and special device |
| 04/09/2008 | CN101157445A Method for reclaiming sulphuric acid from plant cellulose material concentrated acid hydrolysate |
| 04/09/2008 | CN100380731C SO2 air cell and using in sulphoacid manufacture |
| 04/08/2008 | US7354564 in a gas stream containing at least one aromatic hydrocarbon impurity; created in the flame at least one hot aromatic hydrocarbon impurity destruction region |
| 04/08/2008 | US7354471 Coated silver-containing particles, method and apparatus of manufacture, and silver-containing devices made therefrom |
| 04/03/2008 | WO2008003297A3 Method and system for concentrating metal sulfate-containing sulfuric acid |
| 04/03/2008 | DE19636191B4 Verfahren zur Reinigung und Aufkonzentrierung von gebrauchten Schwefelsäuren Process for the purification and concentration of spent sulfuric acids |
| 04/03/2008 | CA2663238A1 Hydrogen production method |
| 04/02/2008 | EP1904222A1 Process and plant for the condensation of sulfur trioxide from hot starting gases |
| 04/02/2008 | EP1377438A4 Preparation of nanocrystallites |
| 04/02/2008 | CN201043139Y Device for producing sulphur dioxide gas |
| 04/02/2008 | CN101155755A 硫酸的回收 Recovering sulfuric acid |
| 04/02/2008 | CN101155754A Process and apparatus for the production of sulphur oxides |
| 04/02/2008 | CN101152958A Process for production of sulfuric acid |
| 04/01/2008 | US7351392 Charging to create sulfur product and Claus tail gas; desulfurization; oxidation |
| 04/01/2008 | US7351391 System and method for converting the spent remnants of a first pickling acid solution into a usable second pickling acid solution |
| 03/27/2008 | WO2008035972A2 Process for the recovery of sulfur from sulfur containing gases |
| 03/27/2008 | WO2008034229A1 Gas turbine topping in sulfuric acid manufacture |
| 03/27/2008 | WO2007133867A3 Honeycomb adsorbents for vapor recovery systems |
| 03/27/2008 | CA2663991A1 Process for the recovery of sulfur from sulfur containing gases with a high efficiency |
| 03/26/2008 | EP1902769A1 Process for the recovery of sulfur from sulfur containing gases |
| 03/26/2008 | CN100376472C Method for utilizing low concentration waste sulfuric acid using multiple condensation and flash distillation |
| 03/26/2008 | CN100376471C Process and system of desulfurizing low concentration SO2 fume and producing sulfuric acid |
| 03/20/2008 | WO2008031535A1 Process for the production of sulphuric acid |
| 03/20/2008 | WO2008031524A1 Transportation of sulphur from solid sulphur deposits, in blocks of large dimensions |
| 03/20/2008 | WO2007049052A3 Controlled preparation of nanoparticle materials |
| 03/20/2008 | US20080070240 Composition for deaminating dna and method of detecting methylated dna |
| 03/20/2008 | CA2662880A1 Transportation of sulphur from solid sulphur deposits, in blocks of large dimensions |
| 03/19/2008 | EP1899042A1 Treatment of fuel gas |
| 03/19/2008 | CN101143744A Reclamation of ammonium sulfocyanate and ammonium thiosulfate from coke oven gas ammonia liquid phase catalysis waste water |
| 03/19/2008 | CN101143716A Low concentration sulphur dioxide flue gas acid preparing heat using method |
| 03/19/2008 | CN101143715A Method for maintaining low sulfur high copper roast sulfuric acid converting heat balance |
| 03/19/2008 | CN101143714A Method for using high hydrocarbon-containing acid gas to prepare sulfuric acid |
| 03/18/2008 | US7344692 Sulfuric acid contaminated with hydrocarbons and water is reacted with oxygen and sulfur in the presence of a vanadium containing catalyst to carbon oxides and water, and sulfur trioxide, recovering a liquid/vapor effluent; separation, cooling |
| 03/13/2008 | WO2008030682A1 Low temperature process for regenerating spent sulfuric acid |
| 03/13/2008 | WO2007035949A3 Ruthenium oxide catalysts for conversion of sulfur dioxide to sulfur trioxide |
| 03/13/2008 | US20080064797 One pot batch melt phase copolymerization under high vacuum followed by direct extrusion into fibers, filaments and/or films; free acid monomers; zinc compound catalyst |
| 03/13/2008 | US20080063594 mixing acids and basic solutions containing rhodium, to form a colloidal suspension containing rhodium salts and removing liquids from the rhodium salt suspension to form rhodium salt cake; salt formation; finishes having hardness and wear resistance |
| 03/13/2008 | US20080063593 dispersing sulfuric acid and hydrocarbon reducing agents in a decomposition zone, then heating the mixture to form sulfur dioxide and water, reacting the sulfur dioxide with oxygen in the presence of water to sulfur trioxide, and condensing pure sulfuric acid |
| 03/12/2008 | EP1897614A2 Sulfide catalysts for reducing SO2 to elemental sulfur |
| 03/12/2008 | EP1897123A2 A cold-walled vessel process for compounding, homogenizing and consolidating semiconductor compounds |
| 03/12/2008 | CN101139660A Method for extracting iron-lead and gold-silver from gold concentrate acidifying baking residue |
| 03/12/2008 | CN101139654A Method for producing fine iron sand powder by using ferro-sulphur ore as raw material and equipment thereof |
| 03/06/2008 | WO2008025166A1 Process for producing ammonia and sulfuric acid from a stream comprising ammonium sulfate |
| 03/06/2008 | WO2007090671A3 Process and apparatus for the combustion of sulfur |
| 03/06/2008 | US20080056983 Process for producing ammonia and sulfuric acid from a stream comprising ammonium sulfate |
| 03/06/2008 | US20080056982 Treat spent acid solution contaminated with inorganic and organic impurities; contaminants mixed with compound of magnesium, aluminum, iron; form oxyhydroxide flocs that complex, react, sequester, co-precipate contaminates; magnesium reacts with sulfate ions; forms high quality magnesium sulfate solution |
| 03/06/2008 | CA2661574A1 Process for producing ammonia and sulfuric acid from a stream comprising ammonium sulfate |
| 03/05/2008 | CN201031142Y Sulfur recovery and exhaust gas treating device of reheat furnace hydrogen making |
| 03/05/2008 | CN201030298Y One-segment type low-sulfur oxidizing catalyst reactor |
| 03/05/2008 | CN101134566A Process for preparing amino-sulfonic acid nickel by nickel sulfide concentrate |
| 03/05/2008 | CN101134565A New process for preparing chlorosulfonic acid and equipment thereof |
| 03/05/2008 | CN100372601C Methods and apparatus for heat treatment in a fluidised bed |
| 03/05/2008 | CN100372586C Method for preparing supper clean, and high pure reagent of acid and rectification unit thereof |
| 03/04/2008 | US7338647 Synthesis of cathode active materials |
| 02/28/2008 | US20080050306 Increased Capacity Sulfur Recovery Plant and Process for Recovering Elemental Sulfur |
| 02/27/2008 | EP1890795A1 Device and method for operating a device for continuously recovering a sulphur from an h2s-containing gas |
| 02/27/2008 | CN101133000A Process for preparing a sulphur cement product |
| 02/27/2008 | CN101130430A Method for controlling mixed combustion of low concentration hydrogen sulphide and sulfur |
| 02/27/2008 | CN101130429A Technique for sulfur recovery in process of wet desulphurization |
| 02/26/2008 | US7335253 Process for preparing a sulphur cement product |
| 02/21/2008 | US20080044342 Fail-safe, on-demand sulfurous acid generator |
| 02/21/2008 | US20080044341 Sulfurous acid mist and sulfur dioxide gas recovery system |
| 02/21/2008 | US20080044340 Method for Producing Highly Monodisperse Quantum Dots |
| 02/20/2008 | EP1890356A2 Lithium-containing solid electrolyte and method of producing the same |
| 02/20/2008 | CN201024090Y Dry type purification apparatus for high temperature gas in vitriol production process |
| 02/20/2008 | CN101125644A Production technique for reclaiming ammonium thiosulfate and ammonium thiocyanate from desulfurization waste liquor |
| 02/20/2008 | CN101125643A Sulfur hexafluoride reclaiming and recharging device |
| 02/20/2008 | CN101125642A Synthesis device for high-pure hydrogen sulfide and preparation method thereof |
| 02/20/2008 | CN101125641A Method for reclaiming sulfur |
| 02/20/2008 | CN101125640A Method of producing high-pure sulfur |
| 02/20/2008 | CN100369804C Regenerating acid method by sulfuric acid substitution |
| 02/19/2008 | US7332145 Process and installation for the treatment of DSO |