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Matches 201 - 250 out of 956

Document Document Title
WO/1996/013563A1
This invention discloses a process for producing a high Viscosity Index lubricant having a viscosity of at least 125 from a waxy hydrocarbon feed having a wax content of at least 40 wt.%. The process comprises catalytically dewaxing waxy...  
WO/1996/012778A1
The present invention relates to the use of wax for food applications, which wax has a congealing point of more than 65 �C and a Saybolt colour of more than +25, which wax is obtainable by subjecting a wax prepared in a Fischer-Tropsch...  
WO/1996/003360A1
A process for a shape selective hydrocarbon conversion such as toluene disproportionation, involves contacting a reaction stream under conversion conditions with a catalytic molecular sieve which has been preselectivated by agglomerating...  
WO/1995/033019A1
A process for solvent dewaxing petroleum feedstock to separate crystallized wax from lubricant oil by filtration of a wax/oil/solvent mixture. A waxy oil is fed through line (1) and is mixed with solvent fed through line (2) from a solve...  
WO/1995/029213A1
The invention concerns a novel wax and a method of preparing said wax which can be chemically modified simply and economically, in a variably adaptable and environmentally friendly manner. To this end, the untreated waxes are subjected t...  
WO/1995/024964A1
Catalysts suitable for hydrogenating organic compounds, essentially containing 65 to 80 % nickel calculated as nickel oxide, 10 to 25 % silicon calculated as silicon dioxide, 2 to 10 % zirconium calculated as zirconium oxide, 0 to 10 % a...  
WO/1995/007327A1
The incremental solvent dilution chilling of 600N waxy oils in a staged agitated chilling tower (3) using cold solvent injection is improved in terms of feed filter rate with respect to a 600N waxy oil having a final boiling point of > 6...  
WO/1995/000604A1
A bottoms fraction of fuels hydrocracking which boils above about 316 �C (600 �F) and contains at least about 10 wt.% aromatics is converted to a reduced aromatics lube base stock product over a catalyst comprising a crystalline mate...  
WO/1994/025542A1
A process for solvent dewaxing a waxy oil feed to obtain petroleum oil lubricating stock comprising the steps of counter-currently contacting a warm waxy oil feed (101) with a selective permeable membrane to selectively transfer cold sol...  
WO/1994/025543A1
A process for solvent dewaxing a waxy oil feed to obtain petroleum oil lubricating stock comprising the steps of contacting a warm waxy oil feed (101) by indirect heat exchange first with cold filtrate (109), then with refrigerant to cry...  
WO/1994/017159A1
The properties of oil and fuel oil compositions are improved by additive combinations comprising: (i) at least one hydrocarbylated-aromatic pour point depressant; and (ii) at least one comb polymer having pendant oxyhydrocarbyl groups co...  
WO/1993/017788A1
A shape selective conversion catalyst comprises a molecular sieve having a Constraint Index of 1-30 which has been treated with a mixture of a organosilicon selectivating agent and toluene at reaction conditions for converting toluene to...  
WO/1993/017987A1
In a process for the selective disproportionation of toluene to para-xylene, single-pass para-xylene product levels of over 90 % coupled with a toluene conversion of at least 15 % are achieved using a molecular sieve catalyst treated wit...  
WO/1993/001258A1
A process is disclosed for producing wax microspheres from molten wax. Hot water or other motive liquid in which molten wax is immiscible, is flowed under pressure through an orifice zone (21) into which the molten wax is drawn to form a...  
WO/1992/020760A1
Waxy liquid hydrocarbons can be dewaxed employing autorefrigerative dewaxing solvents such as C2-C4 aliphatic hydrocarbon solvents, preferably propane, propylene, butane, butylene, and mixtures thereof, by using a centrifuge (3) as the d...  
WO/1992/013930A1
There are disclosed processes for separating waxes of different melting points from a room temperature amorphous or liquid hydrocarbon mixture in an energy conservative manner by selectively causing precipitation of crystallized waxes. T...  
WO/1992/001769A1
The present invention relates to a process for producing a lube oil having a low pour point and excellent viscosity and viscosity index comprising isomerizing a waxy feed over a catalyst comprising a molecular sieve having generally oval...  
WO/1992/001657A1
A process is disclosed for dewaxing a hydrocarbon feed to produce a dewaxed lube oil. The feed includes straight chain and slightly branched chain paraffins having 10 or more carbon atoms. In the process the feed is contacted under isome...  
WO/1990/015120A1
Lubricant oils of low pour point and improved oxidation stability are produced by catalytically dewaxing a lube feedstock over a zeolite dewaxing catalyst such as ZSM-5 in the hydrogen or decationized form and without a metal hydrogenati...  
WO/1990/009363A1
The present invention relates to a process for producing a lube oil having a low pour point and excellent viscosity and viscosity index comprising isomerizing a waxy feed over a catalyst comprising an intermediate pore size silicoalumino...  
WO/1987/002690A1
Novel emulsifiable polyethylene parraffin blend compositions, the blend compositions having a viscosity of about 95 to 2,600 cp at 150oC and an acid number of about 15 to 17 milligrams KOH/gm, said blend composition comprising (a) about ...  
WO/1986/004082A1
The separation of aromatic and nonaromatic hydrocarbons containing hydrocarbon feed is provided by use of an extraction separation process using mixed extraction solvents. The term ''mixed extraction solvent'' as used herein shall mean a...  
WO/1986/003770A1
Dewaxing processes for hydrocarbon feedstocks using novel catalysts comprising non-zeolitic molecular sieves, such as the silicoaluminophosphates. The products of the instant dewaxing processes are characterized by lower pour points than...  
WO/1986/003693A1
Dewaxing processes for hydrocarbon feedstocks using novel catalysts comprising specific silicoaluminophosphates. The products of the instant dewaxing processes are characterized by lower pour points than the hydrocarbon feedstock.  
WO/1985/004819A1
Free excess charge which is net unipolar is introduced, preferably by charge injection, into the continuous phase. The charge transfers, through the continuous phase, to the dispersed phase and an induced electric field is thereby set up...  
WO/1985/004818A1
Particles/droplets/bubbles forming a dispersion in a continuous fluid can be increased in size by conglomeration induced by introducing free excess charge which is net unipolar (for example, by charge injection) into a body of the disper...  
WO1982000029A1
A solvent dewaxing process for separation of wax from a waxy petroleum fraction wherein wax crystals are separated from a wax-oil-solvent mixture by filtration at a low temperature in a rotary drum vacuum filter (15) which comprises cont...  
JP2019172727A
[Subject] Provide a method of manufacturing wax isomerization oil of a low traction coefficient. [Means for Solution] A manufacturing method of wax isomerization oil provided with a process for which ethylene polymer wax is prepared, a p...  
JP2019089874A
To provide a method of producing de-waxed oil, capable of improving productivity in producing de-waxed oil excellent in filterability, even when a petroleum distillate that contains a wax component and has a weight average molecular weig...  
JP2019505630A
Use of the Evacuation asphalt-ized bottom oil as fuel and/or materials for lubricating oil base stock manufacture, The system and method for unification with use of the lock of the Evacuation asphalt-ized device with which it corresponds...  
JP2019504162A
A method for forming a lubricating oil base stock from charging stock, such as decompression bottom oil or other 510 degreeC+ charging stock (or materials), is provided. charging stock -- Evacuation -- asphalt -- are-izing and it ranks n...  
JP2019504161A
A method for forming a lubricating oil base stock from charging stock, such as decompression bottom oil or other 510 degreeC+ charging stock, is provided. charging stock -- Evacuation -- asphalt -- are-izing and it ranks next, and solven...  
JP2018532010A
a. 1st hydrocarbon feeding for generating an aromatic series extract, And manufacturing-mixed feeding which has sulfur which mixes carrying-out-aromatic series extraction of wax-like Raffinate ;b. aromatic series extract with the 2nd hyd...  
JP2018508600A
The present invention provides the paraffin wax which has a coagulating point of at least 75 ℃ by ASTM D938, and the degree of Saybolt color of at least 25 cm by ASTM D156.  
JP2018020281A
To provide a sludge treatment device that recovers crude oil and paraffin wax from oil-containing sludge, stably and at low running cost.A sludge treatment device separates a precipitate deposited on the bottom of a facility that stores ...  
JP6185992B2  
JP6021825B2  
JP5857063B2  
JP2016014149A
To provide a base oil for a lubrication oil, capable of achieving all of viscosity-temperature properties, low temperature viscosity properties and low volatility in high levels even when its viscosity is made low, a method for producing...  
JP2015527450A
A method of processing or refining wax includes a process of hydrogenating charging stock wax which has more than 0.5% of the weight of a MEK solubility oil content, and bringing about hydrogenation wax. Then, hydrogenation wax is 脱油...  
JP2015512464A
The present invention provides the method for preparing remains base oil, Set this method at the process; (b) process (a) of preparing ラフィネート of the shape of wax which is a bright stock of each following process: (a) mineral....  
JP5615815B2  
JP5570483B2  
JP5464683B2  
JP5442254B2  
JP5442253B2  
JP2014501807A
Polyol is used for the theme of the present invention as grinding aid, and it is a jet mill, It is use of the polyol as a method for a flow layer type counter jet mill to grind wax, especially paraffin wax especially, the wax powder cont...  
JP5232359B2  
JP5221035B2  
JP5208515B2  

Matches 201 - 250 out of 956