Patents for C01B 17 - Sulfur; Compounds thereof (11,743) |
---|
07/25/1978 | US4102987 From sulfur dioxide, chlorine and hydrogen fluoride |
07/25/1978 | US4102968 Agglomeration of finely divided sulfur particles in a liquid suspension |
07/25/1978 | US4102651 Ultrasonic atomizer for waste sulfuric acid and use thereof in acid cracking furnaces |
07/18/1978 | US4101643 Scrubbing with alkali metal sulfite followed by reaction with an amino compound |
07/18/1978 | US4101642 Method for converting the ammonia and hydrogen sulfide contained in coke-oven gases into nitrogen and water and sulfur respectively |
07/18/1978 | US4101641 Process for the removal of sulphur oxides from gases |
07/18/1978 | US4101635 Method for regenerating and recycling catalyst for oxidation of sulfur dioxide |
07/18/1978 | CA1034739A1 Fumes and gas filtration system, and production of sulphuric acid |
07/11/1978 | US4100266 Control system for a sulfur process |
07/11/1978 | US4100260 Regenerative method for quantitative removal of sulfur dioxide from stack gases |
07/11/1978 | US4100259 Process and apparatus for the purification of fumes and gases and for the production of sulfuric acid |
07/11/1978 | US4100098 And sodium sulfite with potassium hydroxide |
07/04/1978 | US4098886 Desulfurization |
06/27/1978 | US4097585 Production of sulfur from Claus process waste gas |
06/27/1978 | US4097299 Polyformal-polysulfide |
06/20/1978 | US4095953 Modular system for reducing sulfur dioxide |
06/13/1978 | US4094962 Iodine, hydrogen iodide, thermal dissociation |
06/13/1978 | US4094961 Hydrogen sulfide production |
06/13/1978 | CA1033083A1 Baryum sulfide treatment of sulfuric acid and/or ammonium sulfate containing waste waters |
06/06/1978 | US4093508 Process for recovering chemicals from the waste liquors of sulfate cellulose digestion and the waste waters of bleaching |
05/30/1978 | US4092404 Oxidation, catalyst, sulfur dioxide |
05/30/1978 | US4092401 Process for reutilization of iron chlorides in aqueous solution |
05/23/1978 | US4091075 Method for removing sulfur dioxide from flue gases |
05/23/1978 | US4091073 Process for the removal of H2 S and CO2 from gaseous streams |
05/09/1978 | US4088744 Increased preheating of sulfur plant gases |
05/09/1978 | US4088742 Contact sulfuric acid process employing double conversion/double absorption |
05/09/1978 | US4088727 Method of solidifying molten material |
05/02/1978 | US4087498 Method of producing sulfur particles |
05/02/1978 | US4087377 Reaction of sulfur dioxide, chlorine, hydrogen fluoride |
04/18/1978 | US4085199 Method for removing hydrogen sulfide from sulfur-bearing industrial gases with claus-type reactors |
04/18/1978 | US4085192 Selective removal of hydrogen sulfide from gaseous mixtures |
04/18/1978 | US4085016 Method and apparatus for the oxidation of organic material present in concentrated sulfuric acid |
04/11/1978 | US4083945 Process for the treatment of hydrogen sulfide gas streams |
04/11/1978 | US4083944 Scrubbing with sodium bisulfide |
04/11/1978 | US4083930 Method of treating alkali metal sulfide and carbonate mixtures |
04/04/1978 | US4082839 Reacting a sulfur chloride with nitrosyl fluoride |
04/04/1978 | US4082837 Ammonia to nitric oxide, ceramic catalyst |
04/04/1978 | US4082835 Removal of SO2 from gases |
03/28/1978 | US4081521 Process for continuously producing anhydrous sodium dithionite |
03/28/1978 | US4081519 Process for oxidation of carbon monoxide with inorganic oxidizing agents |
03/28/1978 | US4081515 Catalytic conversion of an ammonium sulfate to sulfur dioxide and ammonia |
03/28/1978 | US4081500 Spraying molten sulfur on water |
03/21/1978 | US4080433 Passing carbon dioxide, nitrogen gas and water over a ceramic catalyst |
03/14/1978 | US4079119 Sulfur dioxide removal process |
03/14/1978 | US4078390 Removal and recovery of sulfur dioxide from stack gases |
03/07/1978 | US4078048 Process and apparatus for removing sulfur from stack gases in the form of elemental sulfur |
03/07/1978 | US4078046 Process for the catalytic oxidation of carbon monoxide with sulfur dioxide and water |
03/07/1978 | US4078044 Process for the catalytic oxidation of ammonia and methane to hydrogen cyanide |
02/28/1978 | US4076795 Hydrosulfite production |
02/28/1978 | US4076486 Partial combustion, pollution control |
02/21/1978 | US4075310 Scrubbing |
02/14/1978 | US4073748 Carbon coated with ptfe |
01/31/1978 | US4071607 From acid gas containing hydrogen sulfide |
01/31/1978 | US4071606 To produce sulfur |
01/31/1978 | US4071436 Process for removing sulphur from a gas |
01/24/1978 | US4070445 Reduction of aqueous thiosulfate solutions |
01/24/1978 | US4070441 Method of removing sulfur dioxide from flue gases |
01/24/1978 | CA1024904A1 Process for recovering sulphur from sulfuric compositions contained in gases |
01/17/1978 | US4069302 Purification of sulfur |
01/17/1978 | US4069117 Cyclic, regenerative, multistep electrolysis of alkali metal chloride |
01/17/1978 | US4069041 Multistage sulfatizing |
01/17/1978 | US4069020 Production of reducing gases |
01/03/1978 | US4066739 Process for recovering hydrogen and elemental sulfur from hydrogen sulfide and/or mercaptans-containing gases |
01/03/1978 | US4066738 Process for producing a fuel gas and sulfur from a hydrocarbon fuel |
01/03/1978 | US4066573 Carbonyl sulfide, heating |
12/20/1977 | US4064223 Or oleum from a wet sulfur dioxide feed |
12/20/1977 | US4064220 Removal of dissolved organic matter from acidic aqueous solution |
12/13/1977 | US4062932 Process for the catalytic oxidation of hydrogen sulfide with sulfur dioxide |
12/13/1977 | US4062931 Hydrogen cyanide with aqueous ammoniacal solution |
12/13/1977 | US4062694 Stable particulate suspensions |
12/06/1977 | US4061716 Process for the production of sorbent solids for use in the desulfurization of gases |
12/06/1977 | US4061715 Hydrogen, water vapor |
12/06/1977 | US4061595 Production of sulfur recovery catalyst from bauxite fines |
11/29/1977 | US4060595 Process for recovering elemental sulfur from gases having a high carbon dioxide content and containing sulfur compounds |
11/29/1977 | US4060594 Reducing the consumption of anthraquinone disulfonate in stretford solutions |
11/29/1977 | US4060589 Or sox in feed gas streamsnitrogen oxides, sulfur oxides |
11/22/1977 | US4059679 Modified zirconium phosphates |
11/22/1977 | US4059673 Production of bauxite and aluminium chloride of low iron content |
11/22/1977 | US4059496 Process for the preparation of sulfuric acid from sulphur dioxide |
11/15/1977 | US4058591 Process for purifying waste water containing ammonium sulfate |
11/08/1977 | US4057423 Scrubbing, coversion of sulfur dioxide to trioxide, absorption ion |
11/01/1977 | US4056606 Treatment with sulfur dioxide |
10/18/1977 | US4054642 Claus reaction catalysts |
10/18/1977 | US4054562 Rearrangement of cycloalkanone-oxime with sulfuric acid or oleum |
10/11/1977 | US4053575 Sulfur recovery from H2 S and SO2 -containing gases |
10/11/1977 | US4053574 Gas desulfurization process |
10/11/1977 | US4053573 Recovery of sulfur values from spent sulfuric acid |
09/27/1977 | US4051508 Semiconductor device having multistepped bump terminal electrodes |
09/27/1977 | US4051231 Apparatusgas |
09/27/1977 | US4051226 Prevention of explosive mixtures in the regeneration of sulfur oxide acceptors |
09/27/1977 | US4050740 Method of and apparatus for melting block sulphur |
09/20/1977 | US4049787 Process for separating sulphur in the form of hydrogen sulphide from clarified green liquor obtained from the combustion of waste liquor |
09/20/1977 | US4049779 Crystalline salt monomers for stable phosphate glasses |
09/20/1977 | US4049776 Complexing iron with a quinone |
09/20/1977 | US4049646 Process for the manufacture of lactams |
09/13/1977 | US4048293 Process for purifying a sulfur dioxide containing gas |
09/13/1977 | US4048287 Sulfur recovery method |
09/06/1977 | US4046867 Low elemental sulfur content |
09/06/1977 | US4046866 By-product inhibition, recycling |
08/30/1977 | US4045295 And hydrogen chloride; distillation |