Patents for C10L 3 - Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclasses ,; Liquefied petroleum gas (8,531)
09/1999
09/14/1999US5950453 Multi-component refrigeration process for liquefaction of natural gas
09/14/1999CA2120046C Separately removing mercaptans and hydrogen sulfide from gas streams
09/09/1999DE19808291A1 Process for heating regenerators when drying natural gas in glycol absorbers
09/08/1999EP0939855A1 Additives for inhibiting formation of gas hydrates
09/01/1999CN1227338A Stored combustion gas converted by solar energy and heating system thereof
09/01/1999CN1227255A Purifying agent for natural gas and its purifying method
08/1999
08/31/1999CA2002269C Antifoulant additive for light end hydrocarbons
08/26/1999WO1999042423A1 Method and plant for the treatment of liquid organic waste
08/25/1999EP0937016A1 Hydrocarbon gas processing
08/19/1999WO1999041340A1 Fuel gas mixture, in particular for cutting torch
08/17/1999US5937631 Method for combined generation of synthesis gas and power
08/11/1999CN1044615C Liquefied hydrocarbons fuel as substitute ethylne
08/10/1999US5936040 Maleimide copolymers with (meth)acrylamide derivaatives, n-vinyl-n-heterocycle derivatives and/or 2-vinyl-2-oxazolines reduce the forming of clathrate hydrates in pipes conveying petroleum/natural gas to prevent blocking; antiagglomerants
08/04/1999EP0933415A2 Additives for inhibition of gas hydrates formation
08/04/1999CN1044507C Method for generating dynamic from fuel gas produced by partial oxidation process
08/03/1999CA1340693C Method for catalyzing fuel for powering internal combustion engines
07/1999
07/29/1999WO1999037741A1 Production of low sulfur syngas from natural gas with c4+/c5+ hydrocarbon recovery
07/29/1999WO1999037740A1 Very low sulfur gas feeds for sulfur sensitive syngas and hydrocarbon synthesis processes
07/29/1999WO1999037736A1 Hydrodesulfurisation of gas well hydrocarbon liquids using hydrogen produced from syngas
07/29/1999CA2313151A1 Very low sulfur gas feeds for sulfur sensitive syngas and hydrocarbon synthesis processes
07/28/1999EP0931826A1 Additivated gas for oxy-cutting and/or heating applications, composition and use of an additivated gas
07/28/1999CN1224049A Composition capable of producing metal welding and cutting gas and method for preparing same
07/28/1999CN1224048A Process for high-efficiency energy-saving production of metal welding and cutting gas
07/28/1999CN1224047A Catalyst for combustion of natural gas and preparing process thereof
07/27/1999US5928496 Fluidized bed catalyst contact solids for economic removal from emissions from a variety of industrial processes
07/16/1999CA2255558A1 Additivated gas for oxy-cutting and/or heating applications, composition and use of an additivated gas
07/14/1999EP0824631B1 Method for inhibiting the plugging of conduits by gas hydrates
07/08/1999WO1999020716A8 Hydrogen-containing fuel
07/07/1999CN2327685Y Dynamically heating gasifier for light hydrocarbon oils
07/07/1999CN1221781A Tech. for prepn. of mixed gas
07/07/1999CN1221778A Coal gas purifier
07/07/1999CN1043965C Catalyst containing rare-earth for preparing city gas from heavy oil
07/01/1999WO1999019539A3 Gas treating solution corrosion inhibitor
06/1999
06/29/1999US5916438 Removal of hydrogen sulfide from anaerobic digester gas
06/16/1999EP0922751A1 Process for retarding the growth and/or the agglomeration of hydrates in a production effluent
06/15/1999US5911916 Against acid gas promoted corrosion, containing thiodialkanols
06/10/1999WO1999028014A1 Method for dehydrating a wet gas using a liquid dessicant, with advanced regeneration of said dessicant
06/10/1999DE19754628A1 Catalytic desulfurization of gas mixture
06/10/1999CA2312028A1 Method for dehydrating a wet gas using a liquid dessicant, with advanced regeneration of said dessicant
06/09/1999EP0921182A1 Method for processing waste or biomass material
06/05/1999CA2255218A1 Method for processing waste or biomass material
06/02/1999EP0594616B1 Method for production of gas hydrates for transportation and storage
06/02/1999CN1218097A Composition producing gas for welding torch and preparation thereof
05/1999
05/26/1999EP0917490A1 Hydrotalcite sulfur oxide sorption
05/26/1999CN1217374A Composite liquified gas without environmental pollution
05/20/1999WO1999024531A1 Hydrogen sulfide removal process
05/20/1999WO1999024530A1 Apparatus for decomposing waste plastics
05/19/1999CA2252041A1 Process for reduction of acid content in highly acidic gases
05/12/1999EP0914686A1 Method and apparatus for desulfurizing fuel gas
05/06/1999DE19748212A1 Protective gas containing odorant
05/04/1999US5900516 Petroleum. water soluble polymer in combination with an anchor group and a guest group. the anchor group should be a hydrophilic moiety with between one and four hydrogen bonding atoms. the guest group should be either a hydrophobic or
05/04/1999US5900515 High energy density storage of methane in light hydrocarbon solutions
05/04/1999US5899175 Hybrid electric-combustion power plant
04/1999
04/29/1999WO1999020720A1 Isoparaffinic lube basestock compositions
04/29/1999WO1999020716A1 Hydrogen-containing fuel
04/22/1999WO1999019662A1 Gas hydrate storage reservoir
04/22/1999WO1999019539A2 Gas treating solution corrosion inhibitor
04/22/1999WO1999019283A1 Gas hydrate regassification method and apparatus using steam or other heated gas or liquid
04/22/1999WO1999019282A1 Method and apparatus for producing gas hydrates
04/22/1999DE19745851A1 Acetylene odorized with organic sulfur compounds, useful as fuel gas in welding
04/22/1999CA2306461A1 Method and apparatus for producing gas hydrates
04/22/1999CA2306150A1 Gas hydrate storage reservoir
04/22/1999CA2306065A1 Gas hydrate regassification method and apparatus using steam or other heated gas or liquid
04/21/1999EP0909265A1 Process for making gas hydrates
04/21/1999CN1214360A Light hydrocarbon gas capable of being used in cutting and welding metal material
04/21/1999CN1214358A Gas purifying method and apparatus
04/21/1999CN1043027C Cracking process for producing hydrogen and special equipment for producing hydrogen
04/15/1999WO1999018174A1 Ethylene mixture composition for gas pressure welding of steel materials
04/15/1999DE19803384C1 Additive for inhibiting gas hydrates
04/14/1999EP0908508A1 Process for the removal of water, CO2, ethane and C3+ hydrocarbons from a gas stream
04/14/1999CN1213694A Formulation and prodn. method of gas light oil
04/14/1999CN1213691A Gas refinishing process and gas refinishing equipment
04/07/1999CN1212995A Metal welding-cutting gas and its manufacturing method
04/06/1999US5891410 Process for the purification of an oxidation off gas
04/06/1999US5890378 Heat exchange
04/01/1999WO1999015460A1 Hydrogen purification
04/01/1999CA2304480A1 Hydrogen purification
03/1999
03/31/1999EP0905350A1 Process for conveying hydrates dispersed in production effluents
03/31/1999EP0643618B1 Endothermic reaction apparatus
03/31/1999CN1212279A Paraffin metal welding and cutting gas
03/24/1999CN1211612A Metal cutting solution
03/18/1999WO1999013197A1 Method and compound for inhibiting the plugging of conduits by gas hydrates
03/18/1999WO1999012847A1 Removal of acidic gases in a gasification power system with production of hydrogen
03/18/1999WO1998059205A3 Improved process for liquefaction of natural gas
03/17/1999EP0902080A1 Solid fuel and method for making same
03/16/1999US5882614 Very low sulfur gas feeds for sulfur sensitive syngas and hydrocarbon synthesis processes
03/16/1999CA2246915A1 Process for the removal of water, co2, ethane and c3+ hydrocarbons from a gas stream
03/09/1999US5880319 Adding to aqueous fluid two different chemical compounds, polymer having organic ring with internal amide linkage and alcohol, to reduce tendency of clathrate hydrates to agglomerate
03/09/1999US5879561 Adding quaternary ammonium or phosphonium hydrate formation inhibitor to mixture of hydrocarbons and water flowing through conduit
03/04/1999WO1999010448A1 Corrosion inhibitor for alkanolamine units
03/04/1999WO1999010445A1 Corrosion inhibitor for alkanolamine units
03/04/1999CA2301114A1 Corrosion inhibitor for alkanolamine units
03/03/1999CN1209756A Method for removing sulfur-containing contaminants, aromatics and hydrocarbons from gas
03/02/1999US5877386 Using triethanolamine; neutralization of acid gas
02/1999
02/23/1999US5874660 Introducing into petroleum fluid a copolymer of n-methyl-n-vinylacetamide/n-vinyl caprolactm as a hydrate inhibitor to inhibit gas hydrate formation, conveying the petroleum fluid
02/17/1999CN1208360A Method for removing sulfur-containing contaminants, aromatics and hydrocarbonsx from gas
02/17/1999CN1042139C Liquefied ether-ammonia fuel
02/10/1999EP0896123A1 Process to slow down the growth and/or the agglomeration and possibly delaying the formation of hydrates in a production effluent
02/09/1999US5868005 Process for dehydrating and degassing a gas, comprising two complementary solvent regeneration steps
02/09/1999US5868004 Dividing into fractions; one is cooled without a solvent, the second is contacted with an aqueous phase fraction obtained after cooling; gas phase with solvent, aqueous phase without-gas cooled to a lower temperature; reduced size of units
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