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7601253 |
Process oil and process for producing the same
A process oil comprising a 95/5 to 5/95 by weight mixture of: an extract having a DMSO extractable content less than 3 wt % obtained by solvent-extracting an oil obtained by deasphalting a vacuum...
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7592495 |
Compositions of Group II and/or Group III base oils and alkylated fused and/or polyfused aromatic compounds
Compositions including blends of Group II and/or Group III base oils and alkkylated fused and/or polyfused aromatic compositions, such as alkylated naphthalenes are provided. The use of such...
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7582591 |
Gear lubricant with low Brookfield ratio
Gear lubricant with a low Brookfield Ratio, comprising: a base oil having sequential carbon atoms, low aromatics, greater than 20 wt % molecules with cycloparaffins and a high ratio of...
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7582200 |
Hydraulic system and a method of operating a hydraulic pump
A method of operating a hydraulic pump, comprising:
a. filling a hydraulic system oil reservoir with a hydraulic oil comprising:
i. a lubricant base oil having defined properties:...
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7578372 |
Aerosol lubricant and dispensing method
An aerosol container containing a propellant and a highly hydrogenated mineral oil lubricant for the lubrication of gaskets in pipe segments. Preferred propellants are normally gaseous...
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7572361 |
Lubricant blends with low brookfield viscosities
Lubricant blends and finished gear oils comprising a lubricant base oil fraction derived from highly paraffinic wax, a petroleum derived base oil, and a pour point depressant are provided. The...
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7569524 |
Process to make an ashless lubricating oil with high oxidation stability
A process for making an ashless hydraulic fluid or paper machine oil comprising a) hydroisomerization dewaxing, b) fractionating, c) selecting a fraction having a very high VI, and a high level of...
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7547666 |
Ashless lubricating oil with high oxidation stability
An ashless hydraulic fluid or paper machine oil having a VI between 155 and 300, a RPVOT greater than 680 minutes, and a kinematic viscosity at 40° C. from 19.8 cSt to 748 cSt. An ashless...
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7531083 |
Cycloalkane base oils, cycloalkane-base dielectric liquids made using cycloalkane base oils, and methods of making same
Cycloalkane base oil, methods of making cycloalkane base oil, and dielectric liquid comprising cycloalkane base oil, the cycloalkane base oil comprising a quantity of isoparaffins and from 50 wt. %...
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7531081 |
Base oil composition
A lubricating base oil composition having at least 95 wt % saturates, of which saturates fraction between 10 and 30 wt % are cyclo-paraffins and the remainder being n- and iso-paraffins, having a...
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7520976 |
Multigrade engine oil prepared from Fischer-Tropsch distillate base oil
A multigrade engine oil meeting the specifications for SAE J300 revised June 2001 requirements and a process for preparing it, said engine oil comprising (a) between about 15 to about 94.5 wt % of...
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7510674 |
Dielectric fluids and processes for making same
Dielectric fluids comprising oil fractions derived from highly paraffinic wax are provided. Further provided are processes for making these dielectric fluids comprising oil fractions derived from...
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7501019 |
Granular solid wax particles
A granular solid wax particle comprising a highly paraffinic wax having a low T10 boiling point less than 427° C. and an inorganic powder coating; optionally with a layer of higher boiling wax...
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7479216 |
Fischer-Tropsch wax composition and method of transport
The present invention relates to transportable product for the transportation of paraffinic wax and methods of transporting using this transportable product. The transportable product comprises 90...
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7476645 |
Polyalphaolefin and fischer-tropsch derived lubricant base oil lubricant blends
Blended lubricant base oils and blended finished lubricants comprising ≧70 weight percent Fischer-Tropsch derived lubricant base oils comprising ≧6 weight % molecules with monocycloparaffinic...
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7473345 |
Processes for making lubricant blends with low Brookfield viscosities
Lubricant blends and finished gear oils comprising a lubricant base oil fraction derived from highly paraffinic wax, a petroleum derived base oil, and a pour point depressant are provided. The...
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7429318 |
Process for preparing basestocks having high VI using oxygenated dewaxing catalyst
A process for preparing high VI lubricating oil basestocks comprising hydrotreating, hydrodewaxing and optionally hydrofinishing. The hydrotreated feedstock is hydrodewaxed using a dewaxing...
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7407917 |
Lubricating oil composition for automatic transmissions
An additive compound comprising a non-borated and/or borated reaction product, in which the reaction product is obtained by reacting a linear or branched, saturated or unsaturated monovalent...
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7404888 |
Reducing metal corrosion of hydrocarbons using acidic fischer-tropsch products
A process for reducing the metal corrosion of a hydrocarbonaceous liquid which causes corrosion as measured by NACE Standard TM0172-2001, said process comprising blending with the hydrocarbonaceous...
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7347928 |
Process to prepare a spindle oil, light machine oil and a medium machine oil base oil grade from the bottoms fraction of a fuels hydrocracking process
A process to prepare a spindle oil, light machine oil and a medium machine oil base oil grade by:
(a) performing a separate catalytic dewaxing on a spindle oil fraction, a light machine oil...
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7347927 |
Oil composition for heat treatment
A heat treatment oil composition comprising a mixed base oil containing 50-95 weight % of (A) a low viscosity base oil with kinematic viscosity of 5-60 mm 2 /s at 40° C., and 50-5 weight % of (B)...
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7332072 |
Process to prepare a waxy raffinate
A process to prepare a waxy raffinate product by
(a) hydrocracking/hydroisomerizing a Fischer-Tropsch derived feed, wherein weight ratio of compounds having at least 60 or more carbon atoms and...
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7282134 |
Process for manufacturing lubricating base oil with high monocycloparaffins and low multicycloparaffins
A process for manufacturing a lubricating base oil by: a) performing Fischer-Tropsch synthesis on syngas to provide a product stream; b) isolating from said product stream a substantially...
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7241375 |
Heavy hydrocarbon composition with utility as a heavy lubricant base stock
A heavy hydrocarbon composition with utility as a heavy hydrocarbon base stock comprising at least 95 wt % paraffin molecules, of which at least 90 wt % are isoparaffin, containing hydrocarbon...
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7217373 |
Fluorocarbon, oxygenated and non-oxygenated lubricant, and compatibilizer composition, and method for replacing refrigeration composition in a refrigeration system
The present invention relates to refrigerant compositions comprising a fluorocarbon, an oxygenated lubricant, a non-oxygenated lubricant, and a compatibilizer. The present invention further relates...
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7195706 |
Finished lubricating comprising lubricating base oil with high monocycloparaffins and low multicycloparaffins
A process for manufacturing a finished lubricant by: a) performing Fischer-Tropsch synthesis on syngas to provide a product stream; b) isolating from said product stream a substantially paraffinic...
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7144497 |
Blending of low viscosity Fischer-Tropsch base oils with conventional base oils to produce high quality lubricating base oils
A process for producing a lubricating base oil blend which comprises (a) recovering a Fischer-Tropsch derived distillate fraction characterized by a kinematic viscosity of about 2 cSt or greater...
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7141157 |
Blending of low viscosity Fischer-Tropsch base oils and Fischer-Tropsch derived bottoms or bright stock
A process for preparing Fischer-Tropsch derived lubricating base oils by blending a Fischer-Tropsch distillate fraction having a viscosity of 2 or greater but less than 3 cSt at 100 degrees C. with...
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7083713 |
Composition of lubricating base oil with high monocycloparaffins and low multicycloparaffins
A composition of lubricating base oil having a weight percent of all molecules with at least one aromatic function less than 0.30, a weight percent of all molecules with at least one cycloparaffin...
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7053254 |
Process for improving the lubricating properties of base oils using a Fischer-Tropsch derived bottoms
A method for improving the lubricating properties of a distillate base oil characterized by a pour point of 0 degrees C. or less and a boiling range having the 10 percent point falling between...
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7045055 |
Method of operating a wormgear drive at high energy efficiency
This invention is directed to a method of operating a wormgear drive at high energy efficiency comprising filling an oil reservoir with a wormgear lubricant comprising an isomerized Fischer-Tropsch...
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7015178 |
Lube base oil composition
Disclosed is a lubricant base oil composition that comprises (a) from 80 to 98% by mass of a naphthenic synthetic lubricant base oil having a flash point of not lower than 140° C. and (b) from 2...
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6872693 |
Mineral gear oils and transmission fluids
This invention relates to mineral oil based gear oils and transmission fluids which comprise a major amount of a mineral oil having an iodine number of less than 9 and where at least 55% of the...
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6869917 |
Functional fluid lubricant using low Noack volatility base stock fluids
The present invention relates to a fully formulated lubicants comprising poly α-olefins (PAOs), prepared from a mixed α-olefin feed, which exhibit superior Noack volatility at low pour points,...
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6833484 |
Inhibiting oxidation of a Fischer-Tropsch product using petroleum-derived products
The present invention relates blended hydrocarbonaceous products comprising Fischer Tropsch derived products that resist oxidation and to methods of inhibiting oxidation in Fischer Tropsch...
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6833065 |
Lube base oils with improved yield
The invention provides methods for preparing a blended lube base oils comprising at least one highly paraffinic Fischer Tropsch lube base stocks and at least one base stock composed of...
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6821933 |
Additives for improving the cold flow properties and the storage stability of crude oil
The invention relates to additives for improving the flowability of mineral oils, containing: A) 1-40 wt. % of at least one copolymer, which is oil-soluble and improves the cold flow properties of...
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6806237 |
Lube base oils with improved stability
A lube base oil comprising a synthetic lube base oil, such as a Fischer Tropsch-derived component, and a non-synthetic lube base oil is defined that has improved stability to oxidation both during...
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6787022 |
Winter diesel fuel production from a fischer-tropsch wax
A process for the production of a winter diesel fuel from wax containing hydrocarbons produced by the Fischer-Tropsch hydrocarbon synthesis process. A 300° F.+ Fischer-Tropsch fraction is upgraded...
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6713438 |
High performance engine oil
High performance engine oils and other liquid lubricants comprise a liquid lubricant basestock of low viscosity from 1.5 to 12 cSt (100C) with two dissolved polymer components of differing...
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6703353 |
Blending of low viscosity Fischer-Tropsch base oils to produce high quality lubricating base oils
A process for preparing Fischer-Tropsch derived lubricating base oils by blending a Fischer-Tropsch distillate fraction having a viscosity of 2 or greater but less than 3 cSt at 100 degrees C. with...
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6686511 |
Process for making a lube base stock from a lower molecular weight feedstock using at least two oligomerization zones
A process for making a lube base stock wherein an olefinic feedstock is separated into a light olefin fraction and a medium olefin fraction. The light olefin fraction is contacted with a first...
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6638417 |
Traction drive fluid
A traction drive fluid is provided containing a naphthenic compound represented by the formula: wherein R 1 is an alkyl group having 1 to 8 carbon atoms, R 2 through R 4 are each...
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6610634 |
Two-cycle lubricating oil
A two-cycle oil is disclosed consisting of a polybutene polymer, solvent and mineral oil which passes the JASO engine test for gasoline fueled two-cycle engines.
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6562230 |
Synthesis of narrow lube cuts from Fischer-Tropsch products
A process for preparing hydrocarbons in the lube base oil range, lube base oils and lube oil compositions from a fraction with an average molecular weight above a target molecular weight and a...
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6534453 |
Light oil composition
The inventions relate to light oil compositions comprising a base oil, not less than 0.01% by volume of a light oil resulting from catalytic cracking and 20 to 200 ppm (on the weight basis) of a...
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6506297 |
Biodegradable high performance hydrocarbon base oils
Discloses novel biodegradable high performance hydrocarbon base oils useful as lubricants in engine oil and industrial compositions, and process for their manufacture. A waxy, or paraffinic feed,...
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6475960 |
Premium synthetic lubricants
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,...
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6426322 |
Functional fluid
A functional fluid base oil is described comprising a mixture of (1) one or more naphthenic base stocks, and (2) one or more conventional solvent neutral base stocks and (3) one or more...
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6420618 |
Premium synthetic lubricant base stock (Law734) having at least 95% noncyclic isoparaffins
A premium synthetic lubricating oil base stock having a high VI and low pour point is made by hydroisomerizing a Fischer-Tropsch synthesized waxy, paraffinic feed wax and then dewaxing the...
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