| Patents for C10G 31 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for (2,775) |
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| 08/04/2004 | EP1442100A1 Oil dehydrator |
| 08/04/2004 | CN2630250Y Integrated crude oil treating apparatus |
| 08/04/2004 | CN1160147C Diesel oil emulsifier and emulsified diesel oil |
| 07/28/2004 | EP1440136A1 Continuous process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture |
| 07/28/2004 | CN1515652A Oil water emulsifying fuel |
| 07/22/2004 | WO2004061055A1 A method and installation for desalization and dehydration of oil |
| 07/14/2004 | CN1513049A Membrane separation for sulfur reduction |
| 07/08/2004 | US20040132835 Filtering suspension; pumping; turbulent fluid flow; magnetic separator |
| 07/08/2004 | US20040129646 conditioned slurry is blended with a peroxide in aqueous solution, which enters the grains and is decomposed creating bubbles of free oxygen within the grains which disrupt the hydrocarbon envelope; free and bound hydrocarbons are released |
| 06/30/2004 | CN1155436C Emulsifier for fuel oil and fuel oil composition |
| 06/24/2004 | WO2004053035A1 A method of purifying contaminated oil from particles suspended in the oil in a centnrifugal separator |
| 06/23/2004 | CN1506444A Catalytically cracking process of modifying gasoline |
| 06/16/2004 | CN1504548A Emulsion fuel oil additive and manufacturing method thereof |
| 06/16/2004 | CN1504545A 乳化合成燃料油及其制造方法 Synthesis of emulsified fuel oil and its manufacturing method |
| 06/16/2004 | CN1504544A Emulsion fuel, preparing process and uses thereof |
| 06/09/2004 | EP1426432A1 Method for desulfurization and reforming of hydrocarbon stock |
| 06/09/2004 | EP1284810A4 Oil dehydrator |
| 06/02/2004 | CN1152123C Fuel oil emulsifier and method for preparing the same |
| 05/26/2004 | EP1421156A1 Filter medium for liquid fuels and filter device utilizing same |
| 05/26/2004 | CN1498945A Emulsified diesel oil suitable for summer use and used emulsifier |
| 05/26/2004 | CN1498944A Emulsified diesel oil for winter use |
| 05/26/2004 | CN1498943A Emulsifier for emulsifying diesel oil suitable for winter use |
| 05/20/2004 | US20040094421 Dual frequency electrostatic coalescence |
| 05/19/2004 | EP1418817A1 Method for reducing solids buildup in hydrocarbon streams produced from wells |
| 05/18/2004 | US6736961 Removal of sulfur from a hydrocarbon through a selective membrane |
| 05/12/2004 | WO2004043938A1 Sulfide seavenger |
| 05/12/2004 | EP0948581B1 Viscosity reduction by heat soak-induced naphthenic acid decomposition in hydrocarbon oils |
| 05/06/2004 | WO2004037370A2 Ultrasound-assisted desulfurization of fossil fuels in the presence of diakyl ethers |
| 05/06/2004 | EP1414929A1 Process for reducing coke agglomeration in coking processes |
| 05/04/2004 | US6729555 Ultrasonically operated liquid fuel modifying system |
| 04/29/2004 | WO2004020553A8 Additives to enhance metal and amine removal in refinery desalting processes |
| 04/29/2004 | WO2004014512A3 Dual frequency electrostatic coalescence |
| 04/29/2004 | US20040079680 Continuous flow-through system where fuel, aqueous fluid, and ether reaction medium spontaneously separates into aqueous and organic phases after ultrasound for immediate recovery by decanting; conversion of sulfides to sulfones |
| 04/29/2004 | CA2542309A1 Production of biofuels |
| 04/28/2004 | CN1147371C Method for removing hydrocarbon pollutant from soil |
| 04/22/2004 | US20040074812 Treatment of crude oil fractions, fossil fuels, and products thereof |
| 04/22/2004 | DE10296815T5 Säureneutralisationsfilter Acid neutralizing filter |
| 04/21/2004 | EP1409438A1 Direct production of high purity fischer-tropsch wax |
| 04/20/2004 | US6723231 Propene recovery |
| 04/08/2004 | WO2004016715A3 Method and device for purifying a petroleum fraction |
| 04/08/2004 | CA2428544A1 Process for recovering hydrocarbons from tar sands |
| 04/07/2004 | EP1198540B1 Propene recovery |
| 03/16/2004 | US6706771 Polymer, a silver salt, and a phthalate |
| 03/11/2004 | WO2004020553A1 Additives to enhance metal and amine removal in refinery desalting processes |
| 03/11/2004 | US20040045875 Additives to enhance metal and amine removal in refinery desalting processes |
| 03/11/2004 | CA2495087A1 Additives to enhance metal and amine removal in refinery desalting processes |
| 03/09/2004 | US6702945 Contacting hydrocarbon mixture containing sulfur compound with membrane; selectively permeating sulfur compounds of hydrocarbon mixture through membrane forming sulfur-rich permeate and sulfur-lean retentate; retrieving |
| 03/04/2004 | US20040040893 Heating, vaporization, separation solid and liquid phase; using countercurrent gas flow; purification |
| 03/03/2004 | EP1392625A1 Process for separating liquid hydrocarbons from a particulate fischer-tropsch catalyst |
| 02/26/2004 | WO2004016718A1 Method of modifying biomass, modified biomass, aqueous biomass sluryy and method of producing the same, modified biomass gas and method of gasifying biomass |
| 02/26/2004 | WO2004016715A2 Method and device for purifying a petroleum fraction |
| 02/26/2004 | US20040035753 Treatment of crude oil fractions, fossil fuels, and products thereof with sonic energy |
| 02/26/2004 | US20040035749 Flow properties of heavy crude petroleum |
| 02/25/2004 | EP1390447A2 Removal of acids from oils |
| 02/19/2004 | WO2004014538A1 Process and apparatus for the separation of the catalyst using a cyclone in a fcc process |
| 02/19/2004 | WO2004014512A2 Dual frequency electrostatic coalescence |
| 02/19/2004 | CA2493684A1 Process and apparatus for the separation of the catalyst using a cyclone in a fcc process |
| 02/12/2004 | US20040026321 Membrane process for separating sulfur compounds from FCC light naphtha |
| 02/11/2004 | CN1137965C Diesel water blending high-energy catalyst, its preparation and application |
| 02/11/2004 | CN1137964C Fuel oil emulsifier |
| 02/04/2004 | CN1472282A Method for removing calcium from petroleum |
| 02/04/2004 | CN1137246C Condensed oil emulsifying and viscosity reducing method |
| 02/04/2004 | CN1136952C Aqueous emulsifier diesel oil |
| 01/29/2004 | US20040019248 Separation, purification by using an additive polyethers; removing sand, clay, or dirt from crude oil |
| 01/22/2004 | WO2004007645A1 Sweetening of sour crudes |
| 01/22/2004 | WO2004007049A1 Filtration method, filtration device, method of desalinating sea water by using the device, and method of desulfurizing petroleum |
| 01/15/2004 | WO2004005436A1 An improved hydrocracking process |
| 01/14/2004 | EP1379610A2 Viscosity reduction of oils by sonic treatment |
| 01/14/2004 | CN1468288A Apparatus and method for recovering marketable products from scrap rubber |
| 01/08/2004 | WO2003087263A3 Improvements in oil desalting by forming unstable water-in-oil emulsions |
| 01/07/2004 | CN1465660A Advanced control method for viscosity-reducing reaction of heavy oil |
| 01/07/2004 | CN1465657A Method for reducing acid value of petroleum |
| 01/06/2004 | US6673231 Method for removing sludge in crude oil tank and recovering oil therefrom |
| 01/02/2004 | EP1373439A2 Membrane separation for sulfur reduction |
| 12/17/2003 | EP1370626A1 Internal filter for fischer-tropsch catalyst/wax separation |
| 12/17/2003 | EP1102734B1 Recovery of aromatic hydrocarbons using lubricating oil conditioned membranes |
| 12/17/2003 | CN2592647Y Waste plastic oil-refining filter |
| 12/17/2003 | CN1131296C Emulsified water-in-oil diesel oil |
| 12/02/2003 | US6656366 Especially applicable to deep water subsea wells, precipitating solids dissolved in the stream |
| 11/26/2003 | CN1458229A Method for oil desulfuration by using calcium alginate immobilized Diehliumyces pseudomonads R-8 |
| 11/25/2003 | US6652760 Outer metal cylinder outer surface and outer metal cylinder inner surface; a porous inner metal cylinder having an inner metal cylinder outer surface and an inner metal cylinder inner surface; a filter between outer and inner cylinders |
| 11/25/2003 | US6652739 Using short vapor residence time zone containing moving bed of stirred hot particles; passing vapor phase to soaker drum for separation of and increasing molecular weight of heavier material for reuse |
| 11/20/2003 | WO2003033626A3 Fuel mixture for compression ignition device |
| 11/18/2003 | US6649061 Hydrocarbon mixture is split by membranes forming sulfur-rich and sulfur-lean fractions |
| 11/13/2003 | WO2003093398A1 Method and device for conditioning hydrocarbon liquid |
| 11/13/2003 | US20030209467 Process comprising two gasoline hydrodesulfurization stages and intermediate elimination of H2S formed during the first stage |
| 11/12/2003 | CN1454968A Fuel composition, and preparing method and use thereof |
| 11/06/2003 | WO2003029385A3 Method for recycling mixed oil waste and device for carrying out said method |
| 11/05/2003 | EP1358300A1 Ionic membranes for organic sulfur separation from liquid hydrocarbon solutions |
| 11/05/2003 | EP1357987A1 Membrane process for separating sulfur compounds from fcc light naphtha |
| 10/29/2003 | EP1356011A2 Removal of sulfur from hydrocarbon through a selective membrane |
| 10/29/2003 | CN1125868C Thermal decomposition of naphthenic acids |
| 10/23/2003 | WO2003087263A2 Improvements in oil desalting by forming unstable water-in-oil emulsions |
| 10/14/2003 | CA2344488C Nitrogen refrigerated process for the recovery of c2 + hydrocarbons |
| 10/09/2003 | US20030188995 Oil desalting by forming unstable water-in-oil emulsions |
| 10/08/2003 | CN1446886A Light hydrocarbon emulsion fuel and its manufacturing method |
| 09/24/2003 | EP1345873A1 Removal of thiophenic sulfur from gasoline by membrane separation process |
| 09/18/2003 | US20030173255 Membrane separation for sulfur reduction |
| 09/17/2003 | CN1121474C Separating, purifying and catalytic cracking and externally extracting oil by high temp. centrifugal separator |
| 09/16/2003 | CA2112104C Apparatus and method for reclaiming useful oil products from waste oil |