Patents
Patents for C10M 177 - Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes (2,766)
07/1994
07/07/1994CA2145086A1 Lubricant production process
07/06/1994EP0604474A1 Overbased metal-containing detergents.
06/1994
06/29/1994CA2111273A1 Thermally and oxidatively stable solid lubricants
06/23/1994WO1994013762A1 Improved low sediment process for forming borated dispersant
06/23/1994WO1994013706A1 Direct synthesis by living cationic polymerization of nitrogen-containing polymers
06/18/1994CA2111313A1 Direct synthesis by living cationic polymerization of nitrogen-containing polymers
06/15/1994EP0601721A2 Process for preparing overbased phenates
06/15/1994CN1088021A Magnetorheological materials utilizing surface-modified particles
06/08/1994CN1024923C Compositions containing outive sulfur
06/08/1994CA2109758A1 Overbased phenate process
06/01/1994CN1024785C Water base long validity lubricant for glass die set and its preparation method
05/1994
05/25/1994CN1087114A Preparing of lubricating oil
05/24/1994US5314632 Combining dispersant viscosity index improver and detergent additives for lubricants
05/18/1994EP0517832A4 Antioxidant glyceride derivatives
05/17/1994US5312554 Dispersant-detergents with haze resistant mixtures, heat treatment and cooling
05/11/1994WO1994010694A1 Magnetorheological materials utilizing surface-modified particles
05/11/1994CA2148001A1 Magnetorheological materials utilizing surface-modified particles
05/03/1994US5308547 Mixed metal layered hydroxide hydrophilic organic material as thickeners for water and other hydrophylic fluids
04/1994
04/27/1994EP0593651A1 Lubrification composition, method for preparing same, and uses thereof, particularly as an additive for oils
04/27/1994EP0593586A1 Filter system and method for rejuvenating used lubricating oils
04/26/1994CA1328824C Removal of carcinogenic hydrocarbons from used lubricating oil
04/12/1994US5302279 Solvent extraction of a waxy vacuum gas oil feed to lower aromatics and nitrogen heterocyclic compounds followed by using a low acidity zeolite beta hydrorefining catalyst to produce a high viscosity index lube
04/06/1994EP0590959A2 Carrier-free metalworking lubricant and method of making and using same
04/06/1994EP0590574A1 Chemical metal and oil treating composition and process
03/1994
03/30/1994EP0588824A1 Preparation of overbased magnesium sulphonates.
03/29/1994CA2016341C Low friction macromolecular materials for coating disk and head surfaces
03/24/1994DE4326778A1 Cleaning inner chamber of engine or internal combustion engine - using mixt. of paraffinic hydrocarbon(s), and suspension, esp. of molybdenum di:sulphide or heavy duty lubricating oil
03/15/1994US5294355 Oxidation resistant lubricants of molybdenum disulfide, graphite and graphite fluoride with water and alkali metal silicate
02/1994
02/17/1994WO1994003281A1 Method of lubricating a mechanical friction part
02/16/1994EP0582577A1 Improvements in the manufacture of functionalised polymers
02/09/1994EP0582181A1 Lubricating film and method of manufacturing the same
02/09/1994EP0582131A1 Lubricating film and method of manufacturing the same
02/01/1994US5282988 Lubricant additives
02/01/1994US5282985 Lubricant coatings
02/01/1994US5282960 Increasing oil in water interfacial tension by mixing with an ion exchange resin
01/1994
01/25/1994US5281345 Process for the preparation of a lubricating oil additive concentrate with an organic halide catalyst
01/05/1994EP0577486A1 Process for corrosion protection of metal objects and metal objects obtained
01/05/1994DE4220767A1 Methylene-bis-(N,N-di:alkyl:di:thio:carbamate prodn. for elastomer and lubricant - by reacting sodium-N,N-di:alkyl:di:thio:carbamate(s) with methylene chloride
12/1993
12/28/1993US5273667 Recovery and utilization of phosphate sludge
12/07/1993US5268216 Multilayer solid lubricant composite structures and method of making same
12/01/1993EP0571815A2 Dry wire drawing lubricants
11/1993
11/30/1993US5266398 Wear resistance, hardness
11/09/1993US5259965 Or space; cleaning titanium /alloy/ substrate, heating at 700 degrees C. for ten hours to form titanium oxide coating, applying solid lubricating film to coating
10/1993
10/27/1993EP0141839B2 Phosphorus-containing metal salts/sulfurized phenate compositions/aromatic substituted triazoles, concentrates, and functional fluids containing same
10/13/1993EP0179814B1 Additives for lubricants and functional fluids which exhibit improved performance and method for preparing same
09/1993
09/16/1993WO1993018122A1 Method of removing hydroperoxides from lubricating oils using sodium hydroxide
09/14/1993US5244587 Forging lubricant and a method for forming a lubricant coat on the surface of a linear material
08/1993
08/17/1993US5236607 Preparation of lithium soap thickened greases
08/03/1993US5232627 Thickening aqueous caly dispersion by stirring a mixed metal oxide compound therein
07/1993
07/28/1993EP0358745B1 Method for synthesizing greases permitting good control of their mechanical behaviour
07/13/1993US5227081 Silicone grease composition and method for preparing same
07/06/1993US5225081 Filtration for lubricant purification with thermoplastic resin and active carbon
06/1993
06/15/1993US5219477 Antioxidant-containing cyclophosphazene compositions, antioxidants for use therein, and method therefor
05/1993
05/26/1993EP0543356A2 Process for making compositions with improved low temperature behaviour
05/25/1993CA1318274C Production of low pour point lubricating oils
05/11/1993US5209839 Method of removing hydroperoxides from lubricating oils using sodium hydroxide and a metal thiophosphate
05/05/1993EP0539582A1 Adducts of clay and activated mixed metal oxides.
04/1993
04/15/1993WO1993006723A1 Fungicide tablet
04/07/1993EP0535910A2 Method for improving the demulsibility of base oils
04/03/1993CA2078299A1 Method for improving the demulsibility of base oils
04/01/1993WO1993006195A1 Overbased metal-containing detergents
04/01/1993CA2119245A1 Overbased metal-containing detergents
03/1993
03/24/1993CN1070170A Long-term efficacious water base lubricant of glass mould and preparing process thereof
03/23/1993US5196143 Mixed metal hydroxide-clay adducts as thickeners for water and other hydrophylic fluids
03/10/1993EP0531000A1 Oil additive concentrates and lubricants of enhanced performance capabilities
03/09/1993US5191779 Coating thermoplastic resin on a surface containing lubricant and drawing and heating
03/09/1993CA1314257C Method for hydrotreating used oils
03/09/1993CA1314192C Viscosity modifiers for aqueous-based functional products
02/1993
02/18/1993WO1993003126A1 Reduction of diesel emissions
01/1993
01/21/1993WO1993001262A1 Lubrification composition, method for preparing same, and uses thereof, particularly as an additive for oils
01/21/1993DE4212667A1 Pulverfoermiges schmiermittel zur verwendung beim schmieden von aluminiumlegierungen Pulverfoermiges lubricant for use in the forging of aluminum alloys
01/21/1993CA2112352A1 Lubricating composition, preparation process and applications, particularly as an oil additive
01/18/1993CA2059901A1 Powdery lubricant for aluminum alloy forging
01/12/1993CA1312597C High sulphur and now chlorine content polysulphide olefin compositions for use as additives in lubricants, and method for producing the same
01/07/1993WO1993000416A1 Filter system and method for rejuvenating used lubricating oils
01/07/1993CA2110179A1 Filter system and method for rejuvenating used lubricating oils
01/05/1993US5176841 Compositions from α,β-unsaturated dicarboxylic acid esters and olefinically unsaturated compounds which are particularly suitable for use as lubricants and lubricant additives and a process for the preparation of such compositions
12/1992
12/23/1992EP0519760A1 Oil additive concentrates and lubricants of enhanced performance capabilities
12/22/1992CA2070702A1 Oil additive concentrates and lubricants of enhanced performance capabilities
12/16/1992EP0517832A1 Antioxidant glyceride derivatives
12/16/1992CN1067050A Preparation of overbased magnesium sulphonates
11/1992
11/26/1992WO1992020694A1 Preparation of overbased magnesium sulphonates
11/26/1992CA2109842A1 Preparation of overbased magnesium sulphonates
11/12/1992WO1992015622A3 Improvements in the manufacture of functionalised polymers
11/03/1992US5160646 PTFE oil coating composition
10/1992
10/29/1992WO1992018238A1 Adducts of clay and activated mixed metal oxides
10/29/1992WO1992015624A3 Improvements in the manufacture of polymers
10/27/1992CA1309531C Hydraulic silicone crumb with improved heat stability
10/17/1992CA2089572A1 Adducts of clay and activated mixed metal oxides
10/13/1992US5155244 Method of solubilizing a compound in a medium such as a lubricating composition
10/13/1992US5154932 Deactivation of microorganism which has negatively charged surface
10/08/1992DE4110584A1 Protecting cold-drawn metal pipes against corrosion - by using lubricating substance which is then converted on pipes into permanent coating
10/07/1992EP0507449A2 Carrier-free metalworking lubricant and method of making and using same
09/1992
09/22/1992US5149564 Method of forming lubricating film and a method of preparing magnetic recording medium
09/17/1992WO1992015624A2 Improvements in the manufacture of polymers
09/17/1992WO1992015622A2 Improvements in the manufacture of functionalised polymers
09/05/1992CA2052604A1 Carrier-free metalworking lubricant and method of making and using same
08/1992
08/19/1992EP0499528A1 Metallic article covered with a lubricating film and process for its manufacture
07/1992
07/29/1992CN1017624B Process for increasing moleoular weight of hydrocarbons and /or derivatives thereof
07/28/1992US5133887 Process for the synthesis of greases permitting a good control of their mechanical behaviour and greases thus obtained
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