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7622620 Hydrocarbon conversion process including a staggered-bypass reaction system  
One exemplary embodiment can include a hydrocarbon conversion process. Generally, the process includes passing a hydrocarbon stream through a hydrocarbon conversion zone comprising a series of...
7491315 Dual riser FCC reactor process with light and mixed light/heavy feeds  
A dual riser FCC process is disclosed wherein first and second hydrocarbon feeds ( 5, 6 ) are supplied to the respective first and second risers ( 2, 4 ) to make an effluent rich in ethylene,...
7431828 Process for desulphurization of a hydrocarbon stream with a reduced consumption of hydrogen  
A two-stage hydrotreating process is disclosed wherein a hydrocarbon stream is first desulphurized followed by a dehydrogenation step, which process comprises in combination contacting the feed and...
7351324 Liquid fuel applying to various combustion systems with high heating value, high volatile, low pollution and low price  
The present invention relates to a liquid fuel blended by dissolving crude pentane into the heavy oil with different proportions, and applied to different combustion system respectively; the fuel...
7318845 Compact distillates fuel processor with effective sulfur removal process  
A distillate fuel steam reformer system in which a fuel feed stream is first separated into two process streams: an aliphatics-rich, sulfur-depleted gas stream, and an aromatics- and sulfur-rich...
7311815 Hydrocarbon products and methods of preparing hydrocarbon products  
A method of preparing high linear paraffin or high end-chain monomethyl content products is accomplished by converting synthesis gas in a Fischer-Tropsch reaction to hydrocarbon products. These may...
7303598 Liquid fuel preprocessor  
Apparatus and process for reformulating liquid fuel. In one step of the process the fuel is fractionated into light and heavy fractionates. The light fractionate is then reformed in a steam...
6620312 Process for making a lube basestock with excellent low temperature properties  
A method for producing a lube basestock from a waxy feed is disclosed in which a feed containing to 50 wt % or more of wax is hydrotreated and stripped to lower the nitrogen and sulfur content of...
6602404 Process for naphtha reforming  
A process comprises separating a naphtha feed into a fraction comprising C 7 − hydrocarbons and a heavy C 8+ fraction, separating the C 8+ fraction into a light fraction comprising C 8 and/or...
6475374 Production of lubricating oils by a combination catalyst system  
A process for preparing a lubricating oil basestock having good low temperature properties. The process includes a first amorphous isomerization catalyst having a pore volume less than 0.99 ml/gm...
6207040 Process for the gasolines production  
The present invention refers to a process for the production of high-octane and low benzene content gasolines according to a cycle where a crude oil is fed into an atmospheric distillation unit...
6190534 Naphtha upgrading by combined olefin forming and aromatization  
A process combination is disclosed to selectively upgrade naphtha to obtain a component for blending into gasoline. A naphtha feedstock is subjected to formation of olefins from paraffins using a...
6051128 Split-feed two-stage parallel aromatization for maximum para-xylene yield  
A full boiling hydrocarbon feed is reformed to enhance para-xylene and benzene yields. First, the hydrocarbon feed is separated into a C 5 - cut, a C 6 -C 7 cut, and a C 8 + cut. The C 6 -C 7 ...
6004452 Process for converting hydrocarbon feed to high purity benzene and high purity paraxylene  
A process is provided for producing high purity benzene and high purity paraxylene from a hydrocarbon feed. In one aspect, the process comprises: (a) reforming a hydrocarbon feed using either a...
5972207 Catalytic reforming process for heavy cracked naphtha  
A large pore volume catalyst was used for reforming heavy cracked naphtha. The average pore diameter is preferably between about 110 to 150 Angstroms. Improved catalytic stability and improved...
5948240 Process for controlling reaction temperatures  
A process for contacting reactants with a particulate catalyst while indirectly contacting the reactants with a heat exchange medium amid simultaneous exchange of catalyst particles by an operation...
5849177 Process for reforming a dimethylbutane-free hydrocarbon fraction  
A process for reforming a hydrocarbon fraction substantially free of dimethylbutanes. The hydrocarbon is separated into a fraction comprising the C 5 - hydrocarbons and the dimethylbutanes, a...
5660714 Hydroconversion process utilizing a supported Ni-Cu hydroconversion catalyst  
Nickel-copper catalysts supported on an acidic carrier, preferably containing a binder, are used to hydroisomerize paraffins, particularly Fischer-Tropsch paraffins, boiling at 350° F.+ into...
5651878 Hydrodearomatization of Hydrocarbons  
A naphtha or a middle distillate hydrocarbon is hydrodearomatized by hydrotreating in the presence of a catalyst containing a carbon support bearing (i) molybdenum or tungsten, (ii) a metal or...
5447622 Integrated catalytic cracking and olefin producing process using staged backflow regeneration  
Disclosed is a method which combines catalytic cracking and olefin production using a coked catalytic cracking catalyst as a dehydrogenation catalyst to dehydrogenate an alkane feed stream and form...
5430217 Integrated fluid coking paraffin dehydrogenation process  
An integrated fluid coking/paraffin dehydrogenation process. The fluid coking unit is comprised of a fluid coker reactor, a heater, and a gasifier. Solids from the fluidized beds are recycled...
5401388 Selective upgrading of naphtha  
A process combination is disclosed to selectively upgrade naphtha to obtain gasoline which is in accordance with current standards for reformulated fuels. A naphtha feedstock is fractionated to...
5382349 Method of treatment of heavy hydrocarbon oil  
A method of hydrotreatment of heavy hydrocarbon oil in the presence of catalysts which comprises hydrodemetallizing and hydrocracking the heavy hydrocarbon oil successively and thereafter...
5380425 Over alkylation and catalytic cracking for benzene conversion  
A process for producing a low benzene content gasoline is disclosed. Catalytic reforming produces a benzene rich reformate which is fractionated to yield a benzene rich C6 fraction which is then...
5242576 Selective upgrading of naphtha fractions by a combination of reforming and selective isoparaffin synthesis  
A process combination is disclosed to selectively upgrade naphtha to obtain gasoline which is in accordance with current standards for reformulated fuels. A naphtha feedstock is fractionated to...
5200059 Reformulated-gasoline production  
A process combination is disclosed to reduce the aromatics content and increase the oxygen content of a key component of gasoline blends. A naphtha feedstock having a boiling range usually suitable...
5164074 Hydrodesulfurization pressure control  
Apparatus for controlling pressure in a combination hydrodesulfurization and reforming process wherein the pressure of a hydrogen-rich gas source from the reforming process is adjusted by...
5139645 Process for producing gasoline components  
Process for producing gasoline components from a hydrocarbonaceous feed containing hydrocarbons comprising at least 4 carbon atoms, and hydrocarbons obtained thereby. The process comprises: a....
5100534 Hydrocarbon cracking and reforming process  
An improved process for upgrading paraffinic naphtha to high octane fuel by contacting a naphtha feedstock, such as virgin naphtha feedstock stream containing predominantly C 7 -C 12 alkanes and...
5002915 Process for catalyst regeneration with flue gas  
A process for regenerating solid particulate catalyst used in fixed bed hydrocarbon conversion processes, such as the shape selective zeolite conversion of olefins to gasoline and diesel fuel....
4997543 Reduction of benzene in gasoline  
The benzene concentration in the gasoline pool of a petroleum refinery is decreased by alkylation of the benzene in a catalytic dewaxing reactor using the olefinic by-products from the dewaxing...
4968405 Fluid catalytic cracking using catalysts containing monodispersed mesoporous matrices  
Disclosed is a fluid catalytic cracking process employing a catalyst composition comprised of a monodispersed mesoporous aluminosilicate matrix material having pore diameters between about 100 and...
RE33323 Reforming process for enhanced benzene yield  
A process for reforming a full boiling range naptha feed to enhance benzene yield is disclosed which first separates the feed into a C 6 lighter fraction containing at least 10% by volume of...
4897177 Process for reforming a hydrocarbon fraction with a limited C.sub.9 + content  
A process for reforming a hydrocarbon fraction having a limited proportion of C 9 + hydrocarbons. A hydrocarbon fraction is separated into a light fraction and a heavy fraction, the light fraction...
4834866 Process for converting normal and cyclic paraffins  
A process for splitting a feed containing C 6 cycloparaffins, C 6 normal paraffins, and higher boiling hydrocarbons uses an isomerization zone to open the rings of cyclic hydrocarbons and a...
4830728 Upgrading naphtha in a multiple riser fluid catalytic cracking operation employing a catalyst mixture  
A catalytic cracking process is provided featuring multiple risers in which a variety of hydrocarbon conversion reactions take place, a stripping unit in which entrained hydrocarbon material is...
4828676 Process for the production of ultra high octane gasoline, and other fuels from aromatic hydrocrackates  
A process for the production of high octane gasoline, or high octane gasoline blending components from a sulfur and nitrogen-containing feed composition of wide boiling range rich in fused...
4747933 Isomerization unit with integrated feed and product separation facilities  
A combination isomerization-reforming process provides additional liquid volume yields of gasoline without significant increase in utilities expense by recycling the isomerization zone effluent to...
4645586 Reforming process  
A reforming process is disclosed wherein a hydrocarbon feed is contacted with two reforming catalysts at conditions which favor reforming. The first reforming catalyst comprises a metallic oxide...
4401554 Split stream reforming  
A reformate richer in BTX content than the reformate obtained from the conventional catalytic reformation of a wide cut naphtha is obtained by splitting the naphtha into two fractions,...
4384948 Single unit RCC  
A process for cracking a carbo-metallic oil feed having an initial boiling point of about 450° F. or below comprising a naturally-occurring crude or a portion of such crude, including a portion...
4358364 Process for enhanced benzene-synthetic natural gas production from gas condensate  
An upgraded benzene-synthetic natural gas product is produced from hydrocarbon gas condensate feedstock by catalytically reforming a C 6 -300° F. B.P. fraction and hydrogasifying the remainder of...
4325807 Multiple stage hydrocarbon conversion with gravity flowing catalyst particles  
A multiple stage catalytic conversion system in which a hydrocarbonaceous charge stock and hydrogen flow serially through a plurality of catalytic reaction zones, in each of which the catalyst...
4244807 Process for the preparation of a hydrocarbon mixture rich in aromatics  
A process is disclosed for the preparation of a hydrocarbon mixture rich in aromatics from a gasoline boiling range hydrocarbon mixture low in aromatics which comprises catalytically reforming said...
4222854 Catalytic reforming of naphtha fractions  
Production of motor gasoline and a BTX-enriched reformate by fractionating a naphtha feedstock into a mid-boiling BTX-precursor fraction, a relatively high-boiling fraction and a relatively...
4190519 Combination process for upgrading naphtha  
A straight-run naphtha is fractionated at about 66° C., which is just below the boiling point of methylcyclopentane. The 66° C.+ fraction is reformed, and at least a portion of the reformate...
4181599 Naphtha processing including reforming, isomerization and cracking over a ZSM-5-type catalyst  
A straight-run naphtha is fractionated into a light naphtha fraction and a heavy naptha fraction containing methylcyclopentane and heavier hydrocarbons. The heavy fraction is reformed and the C 5 ...
4162212 Combination process for octane upgrading the low-octane C.sub.5 -C.sub.6 component of a gasoline pool  
Low-octane C 5 -C 6 gasoline pool mixtures or components are upgraded into improved-octane gasoline blendstock by (1) catalytically converting a minor yet significant portion of the C 6 ...
4133841 Process for upgrading effluents from syntheses of the Fischer-Tropsch type  
This process for upgrading effluents from syntheses of the Fischer-Tropsch type comprises several steps applied to the three cuts obtained from these effluents, i.e. a "light fraction", a "light...
4125566 Process for upgrading effluents from syntheses of the Fischer-Tropsch type  
This process applies to effluents from syntheses of the Fischer-Tropsch type; it comprises several treatments applied to the three cuts obtained from these effluents, i.e. a "light fraction", a...
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