Patent International Class: C01B 17/16

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Method for effecting gas-liquid contact
Inventor: Smith, et al. | Patent Number: 5500135

Method for effecting gas-liquid contact
Inventor: Smith, et al. | Patent Number: 5500130

Process for improving the sulphur yield of a complex for producing sulphur from a sour gas containing H.sub.2 S, the said complex comprising a sulphur plant and then an oxidation and hydrolysis unit followed by a purification unit
Inventor: Kvasnikoff, et al. | Patent Number: 5494650

Methods for the synthesis of chemical compounds
Inventor: Rogers, et al. | Patent Number: 5478548

Separately removing mercaptans and hydrogen sulfide from gas streams
Inventor: Samuels, et al. | Patent Number: 5478541

Treatment of gas streams
Inventor: Watson | Patent Number: 5468458

Flat sheet CO.sub.2 sorbent
Inventor: Nalette, et al. | Patent Number: 5454968

Gas purification method
Inventor: Inoue, et al. | Patent Number: 5447701

Acid gas removal system employing regenerator with internal flash section
Inventor: Chao | Patent Number: 5435977

Treatment of spent refinery caustic
Inventor: Lehr | Patent Number: 5434329

Treatment of spent refinery caustic
Inventor: Lehr | Patent Number: 5434329

Process of removing hydrogen sulfide from a gas mixture
Inventor: Bowman | Patent Number: 5422086

Process for removing total reduced sulfur compounds from gaseous stream
Inventor: Chou, et al. | Patent Number: 5417946

Tetravalent titanium electrolyte and trivalent titanium reducing agent obtained thereby
Inventor: Harrison, et al. | Patent Number: 5409581

Process for boiler flue gas cleaning by absorption, separation and liquefaction
Inventor: Abdelmalek | Patent Number: 5403569

Dual impeller method and apparatus for effecting chemical conversion
Inventor: Smith, et al. | Patent Number: 5403567

Process for recovery of sulfur from acid gases
Inventor: Towler, et al. | Patent Number: 5397556

Process for increasing the acid gas absorption capacity of contaminated alkanolamine solutions
Inventor: Audeh | Patent Number: 5393505

Method for desulfurizing a gas
Inventor: Hasebe, et al. | Patent Number: 5389351

Method to scavenge hydrogen sulfide from natural gas
Inventor: Frankiewicz, et al. | Patent Number: 5378441

Regenerable supported amine-polyol sorbent
Inventor: Birbara, et al. | Patent Number: 5376614

Sulfur absorbents
Inventor: Delzer, et al. | Patent Number: 5370848

Method of performing a chemical reaction and a reactor for use therewith
Inventor: van Wingerden, et al. | Patent Number: 5366719

Solute gas-absorbing procedure
Inventor: Spink, et al. | Patent Number: 5364604

Process for the selective oxidation of sulphur compounds to elemental sulphur
Inventor: van den Brink, et al. | Patent Number: 5352422

Method and apparatus for effecting gas-liquid contact
Inventor: Smith, et al. | Patent Number: 5352421

Process for preparing sulfides and amino acids labeled with sulfur-35
Inventor: Boullais, et al. | Patent Number: 5344767

Process for reversibly absorbing acid gases from gaseous mixtures
Inventor: Quinn, et al. | Patent Number: 5338521

Process for reversibly absorbing acid gases from gaseous mixtures
Inventor: Quinn, et al. | Patent Number: 5338521

Process for recovering sulfur and hydrogen from hydrogen sulfide
Inventor: Plummer | Patent Number: 5334363

Process and device for removal of H.sub.2 S
Inventor: Elgue, et al. | Patent Number: 5314671

Continuous sulfur removal process
Inventor: Jalan, deceased, et al. | Patent Number: 5306476

Removal of hydrogen sulfide
Inventor: Parisi | Patent Number: 5304361

Multi-bed mass transfer column with mobile packing
Inventor: Nagl | Patent Number: 5302361

Multi-bed mass transfer column with mobile packing
Inventor: Hardison | Patent Number: 5296205

Clean up of ethanolamine solution by treating with weak ion exchange resins
Inventor: Audeh, et al. | Patent Number: 5292493

Recovering sulfur from ammonia acid gas stream
Inventor: Buchanan, et al. | Patent Number: 5292492

Multi-bed cocurrent downflow mass transfer column with spherical packing
Inventor: Hardison | Patent Number: 5286466

Process for the elimination of hydrogen sulfide by using water-in-oil emulsions
Inventor: Frederic | Patent Number: 5284635

Conversion of H.sub.2 to sulfur
Inventor: Sawyer, et al. | Patent Number: 5273734

Microbial process for the reduction of sulfur dioxide
Inventor: Sublette, et al. | Patent Number: 5269929

Sulfur absorbents and process for removing sulfur from fluid streams
Inventor: Delzer, et al. | Patent Number: 5268152

Restoring reactivity of gas sweetening oxide beds
Inventor: Fox, et al. | Patent Number: 5264194

Process for producing elemental sulfur from an H.sub.2 S-containing gas
Inventor: Lell, et al. | Patent Number: 5262135

Adsorbent and cleaning method of waste gas containing ketonic organic solvents
Inventor: Harada, et al. | Patent Number: 5256385

Activated carbon process for removing hydrogen sulfide from gases
Inventor: Rolke, et al. | Patent Number: 5256384

Selective removal of hydrogen sulfide over a zinc oxide and silica absorbing composition
Inventor: Kidd, et al. | Patent Number: 5248489

Tetravalent titanium electrolyte and trivalent titanium reducing agent obtained thereby
Inventor: Harrison, et al. | Patent Number: 5246553

Absorption of hydrogen sulfide and absorbent composition therefor
Inventor: Khare | Patent Number: 5244641

Process for sulfur removal and recovery from a power generation plant using physical solvent
Inventor: Hegarty | Patent Number: 5240476

Biological process for the elimination of sulphur compounds present in gas mixtures
Inventor: Torres-Cardona, et al. | Patent Number: 5236677

Process for removing sulfur compounds
Inventor: Lowery, et al. | Patent Number: 5219542

Method and apparatus for removal of h2s from a process gas, including thiosulfate and/or cyanide salt decomposition
Inventor: McManus | Patent Number: 5215728

Method for treating combustion exhaust gases
Inventor: Sato | Patent Number: 5213778

Hydrogen and sulfur recovery from hydrogen sulfide wastes
Inventor: Harkness, et al. | Patent Number: 5211923

Method of refining liquified petroleum gases into aerosol propellants
Inventor: Kulkarni | Patent Number: 5191149

Removal of hydrogen sulfide from fluid streams
Inventor: Delzer, et al. | Patent Number: 5178843

Sulfur absorbents
Inventor: Schubert | Patent Number: 5177050

Method and apparatus for effecting gas-liquid contact
Inventor: Smith, et al. | Patent Number: 5174973

Sulfur absorbents and process for removing sulfur from fluid streams
Inventor: Cymbaluk, et al. | Patent Number: 5174919

Process for the manufacture of hydrogen sulfide
Inventor: Takenaka, et al. | Patent Number: 5173285

Process for the manufacture of hydrogen sulfide
Inventor: Takenaka, et al. | Patent Number: 5173285

Zirconium dioxide gas desulfurization catalyst
Inventor: Quemere | Patent Number: 5171551

Purification of sulphide-containing gases
Inventor: Nielsen | Patent Number: 5169612

Continuous autocirculation, multiple zone mass transfer apparatus and method
Inventor: Hardison | Patent Number: 5160714

Apparatus, process, and composition for in-situ generation of polyhydridic compounds of group IV-VI elements
Inventor: Tom, et al. | Patent Number: 5156827

Process for the removal of hydrogen sulfide from gases
Inventor: van der Wal, et al. | Patent Number: 5152970

Bulk gas sorption and apparatus, gas containment/treatment system comprising same, and sorbent composition therefor
Inventor: Tom | Patent Number: 5151395

Removal of hydrogen sulfide from fluid streams
Inventor: Kidd | Patent Number: 5151257

Process for the purification of gaseous streams
Inventor: Rozsa | Patent Number: 5147620

Reclaiming of heat of reaction energy from an alkaline scrubbing solution used in acid gas removal processes and apparatus therefor
Inventor: Chao | Patent Number: 5145658

Method for purification of gas
Inventor: Kobayashi, et al. | Patent Number: 5145657

Sulfur absorbants
Inventor: Schubert | Patent Number: 5143706

Continuous process for mass transfer of a liquid reagent with two different gases
Inventor: Hardison | Patent Number: 5139753

Process and device for the removal of H.sub.2 S
Inventor: Elgue, et al. | Patent Number: 5133949

Process and device for the removal of H.sub.2 S
Inventor: Elgue, et al. | Patent Number: 5133949

Cogelled mixtures of hydrated zinc oxide and hydrated silica sulfur sorbents
Inventor: Delzer, et al. | Patent Number: 5130288

Hydrogen sulfide removal process
Inventor: Gatlin | Patent Number: 5128049

Process and apparatus for removal of H.sub.2 S with separate absorber and oxidizer and a reaction chamber therebetween
Inventor: Hardison | Patent Number: 5126118

Method and apparatus for removing H.sub.2 S from a process gas and recovering sulfur
Inventor: Hardison | Patent Number: 5122351

Method for removing HCl and HF from coal derived fuel gas
Inventor: Cook, et al. | Patent Number: 5118480

Two stage sorption of sulfur compounds
Inventor: Moore | Patent Number: 5114690

Integrated process for the removal of sulfur compounds from fluid streams
Inventor: Nagji, et al. | Patent Number: 5114689

Integrated process for the removal of sulfur compounds from fluid streams
Inventor: Nagji, et al. | Patent Number: 5114689

Process for purification of synthesis gas
Inventor: Baker | Patent Number: 5112586

Stannosilicates and preparation thereof
Inventor: Corcoran, Jr., et al. | Patent Number: 5110568

Multilobar catalysts for the conversion of sulfur containing gaseous effluents
Inventor: Chopin, et al. | Patent Number: 5106607

Processes for removing carbonyl sulfide from hydrocarbon feedstreams
Inventor: Holmes, et al. | Patent Number: 5104630

Adsorbent compositions for the removal of hydrogen sulfide from fluid streams
Inventor: Delzer, et al. | Patent Number: 5102854

Method for detecting the presence and concentration of weak acids and bases in liquids
Inventor: Baughman, et al. | Patent Number: 5102805

Method of operation of a dry type simultaneous desulfurization and dedusting apparatus
Inventor: Kodama, et al. | Patent Number: 5102636

Method for improving the long-term stability of H.sub.2 S absorption-oxidation process solutions
Inventor: Delaney, et al. | Patent Number: 5102635

Method for improving the long-term stability of H.sub.2 S absorption-oxidation process solutions
Inventor: Delaney, et al. | Patent Number: 5102635

H.sub.2 S removal process
Inventor: VanKleeck | Patent Number: 5094824

Solution removal of H.sub.2 S from gas streams
Inventor: Van Kleeck, et al. | Patent Number: 5093094

Process for converting carbon disulfide to hydrogen sulfide in hydrogen sulfide/carbon disulfide mixtures
Inventor: Schatz | Patent Number: 5089246

Process for converting carbon disulfide to hydrogen sulfide in hydrogen sulfide/carbon disulfide mixtures
Inventor: Schatz | Patent Number: 5089246

Apparatus for the prevention of acid gas excursions
Inventor: Scott, et al. | Patent Number: 5085839

Sweetening of sulfur-containing gases using ozone
Inventor: Ortega, et al. | Patent Number: 5047218

Absorption composition comprising zinc titanate for removal of hydrogen sulfide from fluid streams
Inventor: Kidd | Patent Number: 5045522

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