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Matches 201 - 250 out of 1,013

Document Document Title
WO/2001/007537
A method for concentrating the amount of alkylated mono-aromatics in a lubricating oil feedstock useful as a feedstock for sulfonation. The method comprises extracting a feedstock rich in aromatics with a solvent selected from NMP, pheno...  
WO/2001/005916
A sulfurized extreme-pressure additive which contains no surfactants, is perfectly soluble in water, is reduced in odor, and has a satisfactory hue; and a cutting fluid and a grinding fluid which are excellent in antifoaming and anticorr...  
WO/2001/002520
The present invention relates to the lubricant grease compositions, in particular to the compositions for the treatment of friction pairs, and can be used in the machine building for the treatment of friction units, and also during the e...  
WO/2000/045228
A compositional model (801) is run on a computer or processor (803) having attached memory (805). The processor (803) may be PC-based or main frame-based and the memory (805) may be RAM, ROM or any appropriate storage device. The composi...  
WO/2000/042125
A two stage hydrodesulfurizing process for producing low sulfur distillates. A distillate boiling range feedstock containing in excess of about 3,000 wppm sulfur is hydrodesulfurized in a first hydrodesulfurizing stage containing one or ...  
WO/2000/042127
A slurry hydroprocessing process for upgrading a hydrocarbon feedstock containing nitrogen and sulfur using bulk multimetallic catalyst comprised of at least one Group VIII non-noble metal and at least two Group VIB metals wherein the ra...  
WO/2000/042126
A process fo hydroprocessing petroleum and chemical feedstocks by use of a bulk multimetallic catalyst comprised of at least one Group VIII non-noble metal and at least one, preferably two Group VIB metal wherein the ratio of Group VIB m...  
WO/2000/042128
Hydrocracking process for hydrocracking petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.  
WO/2000/042131
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.  
WO/2000/042082
This invention provides a process for hydrotreating hydrocarbon resins, which process comprises contacting a feedstock comprising a hydrocarbon resin or rosin, under suitable hydrotreating conditions, with a bulk multimetallic catalyst c...  
WO/2000/042124
A two stage hydrodesulfurizing process for producing low sulfur distillates. A distillate boiling range feedstock containing in excess of about 3,000 wppm sulfur is hydrodesulfurized in a first hydrdesulfurzing stage containing one or mo...  
WO/2000/042121
Hydrofining of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.  
WO/2000/042129
A two stage hydrodesulfurizing process for producing low sulfur distillates. A distillate boiling range feedstock containing in excess of about 3,000 wppm sulfur is hydrodesulfurized in a first hydrodesulfurizing stage containing one or ...  
WO/2000/041988
An improved process for preparing alcohols by the Oxo process. More particularly this invention relates to an improvement in the hydrogenation step of the Oxo process characterized in the use of certain bulk multimetallic hydrogenation c...  
WO/2000/042120
Hydrotreating a petroleum feedstream comprised of at least 50 wt. % of an atmospheric distillation distillate boiling range product stream, preferably hydrodesulfurization of raw virgin petroleum distillates, using a bulk multimetallic c...  
WO/2000/042119
Hydroconversion processing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni-Mo-W.  
WO/2000/034420
A viscosity modifier for lubricating oils which is capable of giving a lubricating oil composition excellent in low-temperature properties; and a lubricating oil composition which contains the viscosity modifier and has excellent low-tem...  
WO/2000/022074
Lubricating oils exhibiting anti rust-properties are obtained by adding to the lubricating oil an acidic anti-rust additive and an acid scavenger such as carbodiimide, in a specific sequence.  
WO/2000/014187
Premium synthetic lubricants comprise a synthetic isoparaffinic hydrocarbon base stock and an effective amount of at least one, and typically a plurality of lubricant additives such as a detergent, dispersant, antioxidant, antiwear addit...  
WO/1999/052997
The invention relates to solid lubricants and a solid lubricant combination with a tin sulphide and carbon base, to a method for producing them and to their use in friction pad mixtures and friction pads such as brake pads or clutch lini...  
WO/1999/052999
Concentrates for lubricating oil compositions are prepared by mixing at elevated temperature: (i) at least one high molecular weight ashless dispersant; (ii) at least one oil-soluble overbased metal detergent; and (iii) at least one othe...  
WO/1999/045084
A process for producing a lubricating oil basestock having at least 90 wt % saturates and a VI of at least 105 by solvent extracting a feedstock in unit (20) to produce a raffinate, solvent dewaxing the raffinate, selectively hydroconver...  
WO/1999/042541
Greases having low noise properties are prepared by cycling kettle contents, during at least the initial stage of soap-forming or other thickening, round a processing loop comprising (i) agitation and heating and (ii) shearing. Lithium c...  
WO/1999/041327
A process for producing a lubricating oil basestock having at least 90 wt.% saturates and a VI of at least 105 by selectively hydroconverting a raffinate from a solvent extraction zone (20) to a two step hydroconversion through a first h...  
WO/1999/027038
A grease made by combining polychlorotrifluoroethylene oil with a thickening agent comprising polychlorotrifluoroethylene (PCTFE) polymer. The thickening agent is made by polymerizing chlorotrifluoroethylene [R-1113] in the presence of a...  
WO/1999/010416
A process for forming a dispersion of dry polytetrafluoroethylene particles in an organic carrier fluid comprising the steps of: a) surface functionalizing the polytetrafluoroethylene particles having an average primary particle size of ...  
WO/1998/044075
A process for reducing the Mutagenicity Index and/or the PCA content of a lubricating oil extract by re-extracting a lubricating oil extract with a second extraction solvent, different from the first extraction solvent, to form a seconda...  
WO/1998/023706
The invention concerns a method for improving the pour-point of a feedstock containing paraffin of more than 10 carbon atoms, whereby the feedstock to be treated is contacted with a catalyst containing NU-86 zeolite and at least a hydro-...  
WO/1998/010044
The invention concerns a mixture of superalkalified earth-alkaline comprising: (a) 50 % to 85 % by weight of one mono-alkyl-sulphonate with a C�14?-C�40? linear chain in which the molar ratio of phenyl-sulphonate substituent in posit...  
WO/1998/005409
An oil filter (10) includes a colloidal suspension (12) of PTFE particles less than 2 microns in size retained by capillary forces within the intricacies of the filter media (26) until the filter (10) is installed and engine oil flows at...  
WO/1997/047710
The invention relates to lubricating grease compositions which consist of (a) an oil based on hydrocarbons; (b) a perfluorinated polyalkyl ether oil of the general formula A' - (O-CF2)v-(O-C2F4)w-(O-C3F6)x-(O-C4F8)y-(O-CF2CF(CF3))z-O-A''...  
WO/1997/026238
A lubricant which is prepared from at least one synthetic ester composition exhibiting thermal and oxidative stability which comprises the reaction product of: 3,5,5-trimethyl-1-hexanol and an acid or anhydride; and a lubricant additive ...  
WO/1997/024418
A homogenous product is formed by heating at a temperature in the range of from 50� to 150 �C a mixture of a benzotriazole and a 2,5-dihydrocarbyldithio-1,3,4-thiadiazole.  
WO/1997/024417
Sulphur monochloride and a phenol are reacted to produce an oil-soluble intermediate which is then reacted with an unsaturated organic compound having one or more olefinic or acetylenic bonds to reduce the amount of active sulphur in the...  
WO/1997/020640
Process comprising the application on the metal surface of the part of an aqueous dispersion of a copolymer, which is then dried so as to obtain a non cross-linked film having a thickness comprised between 0.5 and 5 'mu'm; the copolymer ...  
WO/1997/020641
A method comprising the use of a non-cross-linked block or graft copolymer film having a thickness of 0.5-5 'mu'm and including at least one "polar" block (ii) and at least one "apolar" block (i). The solubility parameters of the monomer...  
WO/1997/017001
A bladder for containing a cushioning medium. The bladder includes open compartments which are created by welding or otherwise fastening a first bladder wall against a second bladder wall. The periphery of the bladder walls are welded or...  
WO/1996/039065
A composite mixture of spherical objects and lubricant useful for its cushioning properties is disclosed and claimed. The composite mixture may be composed of microspheres typically less than 2000 microns in diameter with inert atmospher...  
WO/1996/034931
The present invention discloses the use of nonmetallic, finely divided polymeric or natural fibers in anti-seize thread compound formulations for use on rotary shouldered, oilfield tubular good or tapered threaded connections. The additi...  
WO/1996/017902
Petroleum wax feeds having a low oil content are converted to high viscosity index lubricants by a two-step hydrocracking-hydroisomerization process in which the wax feed is initially subjected to hydrocracking under mild conditions with...  
WO/1996/016113
The invention provides composites of organic polymeric compositions including a matrix of an organic polymer and a filler distributed throughout the matrix, the filler being present in the matrix substantially as separate particles, each...  
WO/1996/011244
A process and an apparatus for lubricating with multiple phases of lubricants and a multiphase lubricant, are described. Lubricants of different phases (10 and 12) are used in a process of lubricating one or more operating components (22...  
WO/1996/004356
A process is described wherein olefins or acetylenic compounds are reacted with sulfurised intermediates to produce nitrile seal compatible additives. Olefin or acetylenic compound reaction with sulfurised compounds e.g. sulfurised pheno...  
WO/1996/002329
A method for treating the surfaces of solid materials by adjusting the friction coefficient of the surface for contact with a single- or multiphase medium containing water. The method essentially comprises subjecting the surface in quest...  
WO/1995/032045
An oil filter (10) utilizes a thermoplastic material (22) having oil oxidation and acidification arresting additives mounted in a casing (11) between particulate filtering material (19) and a felt pad (21). The thermoplastic material is ...  
WO/1995/028460
An additive for lubricating oils of internal combustion engines containing the imide- and/or ester and/or ester-amide derivatives of the reaction product of an unsaturated polyisobutylene and some unsaturated reactive dicarboxylic acids ...  
WO/1995/028719
A magnetorheological material containing a carrier fluid and a magnetically active particle. The particle has been modified so that the surface of the particle is substantially free of contamination products. The contamination products a...  
WO/1994/019282
High-activity calcium oxide produced by firing eggshells at 900-1,500 �C. A powdery preparation comprising high-activity calcium oxide produced by firing eggshells at 900-1,500 �C. A discharged animal blood powder produced by reactin...  
WO/1994/014924
Hydrocarbon lubricants having a high viscosity index (V.I.) and low pour point are produced by hydroisomerizing, over zeolite beta, a waxy lube feed such as a waxy vacuum gas oil whose aromatic components are removed by extraction, e.g. ...  
WO/1994/013762
A low sediment process for forming a borated, oil soluble, polymer-substituted, nitrogen- or ester-containing lubricating oil additive. A polymer-substituted, nitrogen- or ester-containing additive in the presence of a solvent therefor, ...  

Matches 201 - 250 out of 1,013