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Matches 401 - 450 out of 1,430

Document Document Title
WO/2000/001929A1
A combined cycle power generating system in which power generating efficiency is increased when a combined cycle power generation is performed by using normal pressure residue oil obtained by distilling stock oil at normal pressure by a ...  
WO/2000/000571A1
The instant invention is directed to an integrated process for producing a hydroisomerate in the presence of sulfur comprising the steps of (a) separating a natural gas into a first stream comprising a C¿5?+ gas field condensate contain...  
WO/1999/057224A1
A three stage hydroprocessing process includes two liquid and one vapor reaction stages, with a hydrogen containing vapor effluent produced in both liquid stages. The second liquid stage vapor effluent comprises part of the first liquid ...  
WO/1999/057231A1
A hydroprocessing process including a cocurrent flow liquid reaction stage, a countercurrent flow liquid reaction stage and a vapor reaction stage in which feed components are catalytically hydroprocessed by reacting with hydrogen is dis...  
WO/1999/057229A1
A three stage hydroprocessing process includes two liquid and one vapor reaction stages, both of which produce an effluent comprising liquid and vapor. Both vapor effluents comprise vaporized hydrocarbonaceous material. Fresh hydrogen is...  
WO/1999/041217A1
A gas conversion process in which both hycdrocarbons and hydrogen are produced from a synthesis gas feed which comprises a mixture of H¿2? and CO, uses hydrogen from a portion of the feed for one or more of (i) hydrocarbon synthesis cat...  
WO/1999/041332A1
The present invention is directed to an easily biodegradable low viscosity, low Noack volatility lube oil material having a viscosity index (VI) in the range of about 110-145, $m(g)98 % saturates useful as lube oil basestock, automatic t...  
WO/1999/040165A1
A method and reactor for catalytic hydroprocessing liquid hydrocarbon feedstock at elevated temperatures and pressures for producing a liquid hydrocarbon product involves introducing the feedstock into a reactor having upper and lower re...  
WO/1999/033937A1
A method of isomerizing a light hydrocarbon oil comprising: a pretreatment step in which the light hydrocarbon oil is hydrogenated to convert organic sulfur components of the light hydrocarbon oil into hydrogen sulfide so as to result in...  
WO/1999/029804A1
A process for cracking an olefin-rich hydrocarbon feedstock which is selective towards light olefins in the effluent, the process comprising contacting a hydrocarbon feedstock containing olefins having a first composition of one or more ...  
WO/1999/019424A1
Olefins may be produced by thermally steam cracking residuum containing a short residuum having a boiling point range greater than 565 °C wherein at least 3 weight percent of the short residuum has a boiling point greather than or equal...  
WO/1998/053030A1
Low sulfur gasoline is produced from an olefinic, cracked, sulfur-containing naphtha by treatment over an acidic catalyst, preferably an intermediate pore size zeolite such as ZSM-5 to crack low octane paraffins and olefins under relativ...  
WO/1998/053029A1
Low sulfur gasoline is produced from an olefinic, cracked, sulfur-containing naphtha by treatment over an acidic catalyst, preferably an intermediate pore size zeolite such as ZSM-5 to crack low octane paraffins and olefins under mild co...  
WO/1998/051648A1
A process for the alkylation of benzene contained in a mixed refinery stream is disclosed wherein the refinery stream (2) is first subjected to hydrogenation (14) of higher olefins prior to alkylation (12) to the benzene with selected ty...  
WO/1998/007808A1
A process for upgrading petroleum feedstocks boiling in the distillate plus range, which feedstocks, when cracked, result in unexpected high yields of olefins. The feedstock is hydroprocessed in at least one reaction zone countercurrent ...  
WO/1998/006794A1
This invention provides an integrated process for converting a hydrocarbon feedstock having components boiling above about 100 �C into steam cracked products, which process comprises passing said feedstock to a hydrotreating zone to ef...  
WO/1998/006795A1
This invention provides an integrated process for converting a hydrocarbon feedstock having components boiling above about 100 �C into steam cracked products, which process comprises passing said feedstock to a hydrotreating zone at a ...  
WO/1998/000477A1
A method of providing fuel suitable for the generation of electrical power, which comprises: (i) subjecting a heavy hydrocarbon feedstock to delayed coking to yield coke and liquid hydrocarbon output; (ii) gasifying coke, produced in ste...  
WO/1997/029841A2
This invention relates to a process of catalytic hydroconversion of a heavy hydrocarbon oil containing a substantial portion of components having an atmospheric boiling point above 565 �C to give a product hydrocarbon oil containing co...  
WO/1997/025390A1
A delayed coking process in which a flash zone gas oil stream from the bottom of the coker fractionator (18) is upgraded by removing suspended solids using filter (30) and then hydroprocessing the stream to make it more attractive as a f...  
WO/1997/022469A1
An improved oxygen scavenging composition and packaging container formed therefrom is disclosed. The container is suitable for storage of oxygen sensitive materials and has as part of its exposed interior surface a composition composed o...  
WO/1997/020014A1
Sulphur-containing hydrocarbon feedstocks are desulphurised prior to being subjected to steam cracking in the presence of one or more thiohydrocarbons wherein the sulphur is part of aromatic heterocycles, preferably thiophene and/or benz...  
WO/1997/015539A1
This invention relates to a catalytic oligomerization process using a catalyst comprising an acidic solid. The acidic solid may comprise a Group IVB metal oxide, such as zirconia, modified with an oxyanion of a Group VIB metal, such as t...  
WO/1996/037577A1
A jet fuel with the following characteristics is described: (i) a distillation point in the range of 140-300 �C; (ii) a cis decalin/trans decalin ratio of above 0.2; (iii) an aromatics content of less than 22 volume %; (iv) a sulphur c...  
WO/1996/034072A1
Disclosed is a process for converting olefinic hydrocarbons using spent FCC catalysts which comprises using spent FCC catalysts, optionally containing spent FCC additives, in the reactor/stripper part of the FCCU, instead of or in additi...  
WO/1996/030463A1
Low sulfur gasoline of relatively high octane number is produced from a thermally cracked sulfur-containing naphtha such as coker naphtha, by hydrodesulfurization followed by treatment over an acidic catalyst, preferably a zeolite such a...  
WO/1996/026992A1
Process for the thermal conversion of a hydrocarbon oil feed derived from a crude oil via a fractionation comprising at least an atmospheric distillation (1) in a crude distillation unit, which process comprises the steps of: a) subjecti...  
WO/1996/017039A1
An integrated process for providing a gasoline boiling range reformate-containing product produced from naphtha comprises: (1) pretreating a raw naphtha feedstream containing benzene by contacting with a hydrodesulfurization catalyst the...  
WO/1996/017040A1
An integrated process for increasing C6 to C8 aromatics content in reformate prepared from C9+ aromatics-containing feed comprises: 1) pretreating a raw naphtha feedstream containing C9+ aromatics and sulfur by contacting with a) a hydro...  
WO/1996/010548A1
A process for producing aromatic hydrocarbon by bringing a low-boiling hydrocarbon feedstock containing olefin and/or paraffin into contact with a zeolite catalyst in a fixed-bed adiabatic reactor provided with a fixed catalyst bed conta...  
WO/1996/007714A1
Low sulfur gasoline of relatively high octane number is produced from a cracked, sulfur-containing olefinic naphthas by hydrodesulfurization followed by treatment over an acidic catalyst comprising an intermediate pore size zeolite such ...  
WO/1996/007716A1
Process for the thermal cracking of a residual hydrocarbon oil wherein a final 520 �C+ conversion of at least 35 % by weight is attained, which process comprises the steps of: (a) heating the residual hydrocarbon oil feed in a furnace ...  
WO/1996/007713A1
A process for catalytically desulfurizing cracked fractions in the gasoline boiling range to acceptable sulfur levels uses an initial hydrotreating step to desulfurize the feed with some reduction in octane number, after which the desulf...  
WO/1995/035270A1
The invention provides a two-step process for converting cyclopentadiene dimer to a high density fuel mixture comprising the steps of: a) reacting the cyclopentadiene dimer in the presence of a solid catalyst comprising a porous crystall...  
WO/1995/013255A1
A novel process having improved flexibility in olefins production is provided which integrates a deep catalytic cracking with a steam cracking process, and optionally, also including steps of disproportionation and C-4 hydrocarbon proces...  
WO/1995/010580A1
Low sulfur gasoline of relatively high octane number is produced from a cracked, sulfur-containing olefinic naphthas by hydrodesulfurization followed by treatment over an acidic catalyst comprising zeolite beta with a metal hydrogenation...  
WO/1995/010579A1
Light cycle oil (LCO) is upgraded to a low sulfur gasoline by co-processing the LCO with a cracked, sulfur-containing olefinic naphthas by hydrodesulfurization followed by treatment over an acidic catalyst comprising zeolite beta with a ...  
WO/1995/000605A1
A process is proposed for obtaining benzenes involving catalytic reforming of benzene fractions, subsequent hydroconversion in the presence of a catalyst and extraction of the product thus obtained. The composition of the proposed cataly...  
WO/1994/026848A1
A process method to produce the feedstocks for manufacturing high quality lube base oil of the present invention is utilizing the unconverted oil (UCO), which is produced from a fuels hydrocracker unit, to manufacture the feedstock oils ...  
WO/1994/022981A1
Heavy waxy oil is dewaxed by a mild cracking and isomerization process using a catalyst comprising SSZ-32 and at least one Group VIII metal. The heavy oil contains naphthenic wax, which includes only a relatively small amount of normal a...  
WO/1994/022980A1
Low sulfur gasoline is produced from a catalytically cracked, sulfur-containing naphtha by fractionating the naphtha feed (10) into a low boiling fraction in which the majority of the sulfur is present in the form of mercaptans and a hig...  
WO/1994/016036A1
Low sulfur gasoline is produced by fractionating in a fractionator (10) a sulfur-containing naphtha into a low boiling fraction in which the majority of the sulfur is present in the form of mercaptans and a higher-boiling fraction in whi...  
WO/1994/011471A1
Used motor oil is cracked under the cracking temperature ranging from 520 to 650 �F, with the cracking process promoted by the presence of suspended metal particles generated by engine wear, to produce a diesel fuel which may subsequen...  
WO/1994/010262A1
Low sulfur gasoline of relatively high octane number is produced from a catalytically cracked, sulfur-containing naphtha by hydrodesulfurization in a reactor zone (12) and treatment over an acidic catalyst, preferably an intermediate por...  
WO/1994/009090A1
A cracked FCC naphtha is withdrawn through line (12) and passes to a mercaptan oxidation (sweetening) unit (13) in which the mercaptans are converted to higher boiling disulfide compounds. The effluent from the mercaptan oxidation unit i...  
WO/1993/014049A1
Lubricant compositions comprise blends or mixtures of low viscosity, 3-8 cS e.g. about 5 cS (100 °C), HVI lube basestock with higher viscosity, 15 cS+ e.g. 30+ cS (100 °C) HVI PAO lube basestock produced from slack wax by thermal crack...  
WO/1993/012204A1
Provided is a method for removing residual sulfur from a hydrotreated naphtha feedstock (1). The process comprises contacting the naphtha feedstock (1) with a first solid sulfur sorbent (2) comprising a metal on a support to thereby form...  
WO/1993/010066A1
Aromatic structures can be introduced into the molecular structure of polyalpha-olefin (PAO) lubricant oligomers by subjecting the polyalpha-olefin to a dehydrocyclization reaction which converts a portion of the pendant or branching alk...  
WO/1993/008145A1
There is provided a combination process for ring opening of aromatics and cycloaliphatics, as well as isomerization of aliphatics using a feedstream comprising hydrocarbons having 6 carbon atoms and at least two reactors connected in ser...  
WO/1993/006069A1
The 177°-343 °C (350°-650 °F) portion of the product from the oligomerization of light olefins with surface-deactivated shape selective medium pore zeolite catalyst comprises olefinic hydrocarbons having unique and desirable structur...  

Matches 401 - 450 out of 1,430