|
Match
|
Document |
Document Title |
|
|
7455763 |
Recycling process for demetalization of hydrocarbon oil
A recycling process for the demetalization of hydrocarbon oil comprises recycling the following steps: a demetalizing composition for hydrocarbon oil or an aqueous solution thereof is sufficiently...
|
|
|
7435338 |
Removal of mercury compounds from glycol
The invention is a process for removing mercury compounds from a glycol- or alcohol-containing liquid absorbent stream which contains mercury compounds, especially a glycol stream which has been...
|
|
|
7435330 |
Heavy oil reforming method, an apparatus therefor, and gas turbine power generation system
A heavy oil reforming method which reforms a heavy oil to give a fuel suitable for a gas turbine, eliminates sulfur and vanadium, i.e., harmful components, from a heavy oil, and enables almost all...
|
|
|
7431829 |
Method for regenerating used oils by demetallization and distillation
The present invention refers to a method for the regeneration of used petroleum oils which comprises the following steps:
(a) demetallization of the used mineral oil by means of chemical...
|
|
|
7416656 |
Process for removing aluminum contaminants from Fischer-Tropsch feed streams using dicarboxylic acid
A process for removing aluminum contaminants from the product of a Fischer-Tropsch synthesis reaction wherein said contaminants comprise at least 1 ppm of aluminum expressed as elemental metal in...
|
|
|
7410567 |
Silica gel compositions containing alkali metals and alkali metal alloys
The invention relates to Group 1 metal/silica gel compositions comprising silica gel and an alkali metal or an alkali metal alloy. The compositions of the inventions are described as Stage 0, I,...
|
|
|
7399403 |
Decalcification of refinery hydrocarbon feedstocks
A process for removing metal contaminants, particularly calcium, from hydrocarbon feedstocks is disclosed. The process comprises mixing the feedstocks with an effective metal removing amount of an...
|
|
|
7381320 |
Heavy oil and bitumen upgrading
Disclosed is a process for the upgrading and demetallizing of heavy oils and bitumens. A crude heavy oil and/or bitumen feed is supplied to a solvent extraction process 104 wherein DAO and...
|
|
|
7332073 |
Process for removing contaminants from Fischer-Tropsch feed streams
A process for removing contaminants from the products of a Fischer-Tropsch synthesis reaction, said contaminants comprising (i) particulates having an effective diameter of greater than 1 micron...
|
|
|
7323342 |
Method for improving oil desalting by forming unstable water-in-oil emulsions
A method for determination for a given oil the relative stability of a water-in-oil emulsion that will be formed by that oil with water comprises measuring for the given oil the weight fraction of...
|
|
|
7297250 |
Method of and apparatus for processing heavy hydrocarbon feeds
The present invention comprises a method for processing a heavy hydrocarbon feed including: supplying the heavy hydrocarbon feed to a heater for heating the heavy hydrocarbon feed; supplying the...
|
|
|
7264710 |
Process and apparatus for treating heavy oil with supercritical water and power generation system equipped with heavy oil treating apparatus
The reforming of heavy oil with supercritical water or subcritical water is accomplished by mixing together supercriticai water, heavy oil, and oxidizing agent, thereby oxidizing vanadium in heavy...
|
|
|
7238273 |
Process for upgrading heavy oil using a highly active slurry catalyst composition
The instant invention is directed to a process for upgrading heavy oils using a slurry composition. The slurry composition is prepared by a series of steps, involving mixing a Group VIB metal oxide...
|
|
|
7232515 |
Hydrofining process using bulk group VIII/Group VIB catalysts
A process for hydrofining a lubricating oil feedstock comprising contacting the feedstock with a hydrofining catalyst in a hydrofining zone under hydrofining conditions wherein the hydrofining...
|
|
|
7204927 |
Settling aids for solids in hydrocarbons
A treatment for accelerating the settling of finely divided solids in hydrocarbon fluids, including adding to the hydrocarbon a sufficient settling amount of a combination of at least two of (a) a...
|
|
|
7172686 |
Method of increasing distillates yield in crude oil distillation
Methods of separating components of a mixture, such as crude oil, are disclosed which increase the yield of individual components while decreasing the yield of residue. In one method, a heated...
|
|
|
7150823 |
Catalytic filtering of a Fischer-Tropsch derived hydrocarbon stream
Novel methods of treating a Fischer-Tropsch derived hydrocarbon stream with an active filtering catalyst are disclosed. Such methods are capable of removing soluble (and ultra-fine particulate)...
|
|
|
7108780 |
Oil desalting by forming unstable water-in-oil emulsions
A method for determination for a given oil the relative stability of a water-in-oil emulsion that will be formed by that oil with water comprises measuring for the given oil the weight percent...
|
|
|
7067680 |
Process for preparing organic hydroperoxide having a reduced amount of contaminants
A process for preparing organic hydroperoxide having a reduced content of contaminants, which process involves:
(a) oxidation of an organic compound to obtain reaction product containing an...
|
|
|
7048847 |
Settling aids for solids in hydrocarbons
A treatment for accelerating the settling of finely divided solids in hydrocarbon fluids, including adding to the hydrocarbon a sufficient settling amount of a combination of (a) a polyacrylic acid...
|
|
|
6986840 |
Methods for removing organolead compounds from non-aqueous compositions
Methods for removing organolead compounds from aqueous and non-aqueous organolead compositions. The methods of the present invention include: providing aqueous or non-aqueous compositions including...
|
|
|
6984310 |
Alumina having bimodal pore structure, catalysts made therefrom and processes using same
Alumina having a pore structure characterized by the absence of macropores, no more than 5% of the total pore volume in pores greater than 350 Å, a high pore volume (greater than 0.8 cc/g...
|
|
|
6955753 |
Treatment of crude oils
A process and apparatus to extract and recover heavy metals and sulfur from crude oil or petroleum fuel products including the steps of emulsifying the crude oil with an emulsifying agent, adding a...
|
|
|
6919018 |
Arsenic removal catalyst and method for making same
A catalyst for removing arsenic from petroleum feedstocks comprising a porous refractory support impregnated with at least 8 wt. % of a Group VIB metal and an amount of Group VIII metal such that...
|
|
|
6905593 |
Method for removing calcium from crude oil
A calcium-containing hydrocarbonaceous material is treated with an aqueous mixture, comprising acetate ion and an alkaline material and having a pH in the range of 3.0 to 5.0, in order to extract...
|
|
|
6878265 |
Process for capturing mercury and arsenic in a distilled hydrocarbon cut
A process for eliminating mercury and possibly arsenic from a hydrocarbon feed comprises:
1) distilling the hydrocarbon feed to obtain at least one light cut and at least one heavy cut; 2)...
|
|
|
6806398 |
Process for removing mercury from liquid hydrocarbon
The continuous process for removing mercury comprises a step of continuously feeding a mercury-containing liquid hydrocarbon to an ionization zone where the elementary mercury is ionized; and a...
|
|
|
6793805 |
Process for capturing mercury and arsenic comprising evaporation then condensation of a hydrocarbon-containing cut
A process for capturing mercury and possibly arsenic comprising at least: a) vaporising (or flashing, step a1) then condensing a hydrocarbon-containing feed (step a2) without separating said feed;...
|
|
|
6752919 |
Promoted absorbents for the removal of contaminants
A process for the removal of trace metals from a hydrocarbon stream includes contacting the hydrocarbon stream with an absorbent material comprising antimony pentoxide supported on an absorbent...
|
|
|
6727398 |
Methods and systems for purifying styrene feedstock comprising use of low palladium catalyst
Apparatus, methods and systems useful for removing phenylacetylene from crude styrene feedstock are disclosed. Generally the processes and systems comprise the catalytic reduction of...
|
|
|
6716339 |
Hydrotreating process with monolithic catalyst
Liquid hydrocarbons such as gas oil feedstocks are hydrotreated by passing feedstreams comprising a hydrogen-containing gas and the liquid hydrocarbons through a catalyst bed comprising honeycomb...
|
|
|
6685824 |
Process for removing mercury from liquid hydrocarbons using a sulfur-containing organic compound
Mercury is removed from crude oils, natural gas condensates and other liquid hydrocarbons by first removing colloidal mercury and solids that contain adsorbed mercury and then treating the...
|
|
|
6656349 |
Hydroprocessing catalyst and process
The invention relates to a spherical catalyst composition comprising a Group VI metal component and optionally a Group VIII metal component on a carrier, which catalyst has a particle size of 0.5-7...
|
|
|
6635171 |
Process for upgrading of Fischer-Tropsch products
A process for treating nitrogen-containing, substantially paraffinic product derived from a Fischer-Tropsch process. The substantially paraffinic product is purified in a purification process to...
|
|
|
6623629 |
Process for eliminating arsenic in the presence of an absorption mass comprising partially pre-sulfurized lead oxide
The invention concerns a process for eliminating arsenic from a hydrocarbon cut in which said cut is brought into contact with an absorption mass that is at least partially pre-sulfurized and...
|
|
|
6620313 |
Hydroconversion process using bulk group VIII/Group VIB catalysts
Hydroconversion process of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni—Mo—W.
|
|
|
6589417 |
Thermal apparatus and process for removing contaminants from oil
Used oil is treated in a reactor to remove contaminants. The reactor comprises a rotating vessel housed within a heating chamber. The inside of the vessel is indirectly heated by conduction through...
|
|
|
6537443 |
Process for removing mercury from liquid hydrocarbons
Mercury is removed from crude oils, natural gas condensates and other liquid hydrocarbons by first removing colloidal mercury and solids that contain adsorbed mercury and then treating the...
|
|
|
6372124 |
Removal of impurities from hydrocarbon streams
The invention provides a method of purifying hydrocarbon streams from metallic impurities which comprises passing the stream through media comprising alumina with relatively minor amounts of calcia...
|
|
|
6350372 |
Mercury removal in petroleum crude using H2S/C
The present invention relates to the removal of mercury and other heavy metals from a hydrocarbon feedstream. The process involves contacting the hydrocarbon feedstream with a feedstream-soluble...
|
|
|
6328880 |
Process for hydrotreating hydrocarbon oil
Disclosed herein is a process for efficiently and stably producing high-quality kerosene and gas oil from crude oil or crude oil from which naphtha fraction is removed through the hydrotreatment of...
|
|
|
6268543 |
Method of removing mercury in liquid hydrocarbon
In a method of efficiently removing mercury from a liquid hydrocarbon, the liquid hydrocarbon is contacted with water contacted in advance with a crude oil and a sludge contacted in advance with a...
|
|
|
6245223 |
Selective adsorption process for resid upgrading (law815)
The present invention is a process to remove a major portion of metals and coke precursors from a hydrocarbon stream. The steps of the process include contacting the feedstream with a hydrocarbon...
|
|
|
6245222 |
Additive enhanced solvent deasphalting process (law759)
The invention relates to a process for enhancing demetallation of metals containing hydrocarbonaceous feedstocks by contacting a metals containing hydrocarbonaceous feedstock at a sufficient...
|
|
|
6221241 |
Process for removal of sulphur together with other contaminants from fluids
A process for the purification of a fluid stream containing a sulphur contaminant, such as hydrogen sulphide, and mercury, phosphine, stibine, and/or arsenic compounds as a second contaminant...
|
|
|
6187175 |
Co2 treatment to remove organically bound metal ions from crude
The present invention is a process to remove a +2 ionic charged, organically bound metal from a petroleum feed. The process includes contacting feed with aqueous carbon dioxide in the essential...
|
|
|
6171471 |
Heavy oil upgrading process (LAW813)
The present invention is a slurry-type process for upgrading heavy oils to FCC and S/C feeds under temperature and pressure conditions similar to MSHP, but employing catalysts in concentrations...
|
|
|
6162350 |
Hydroprocessing using bulk Group VIII/Group VIB catalysts (HEN-9901)
Hydroprocessing of petroleum and chemical feedstocks using bulk Group VIII/Group VIB catalysts. Preferred catalysts include those comprised of Ni--Mo--W.
|
|
|
6159374 |
Softened brine treatment of crude oil
A method for removing corrosive inorganic cations--such as calcium magnesium cations--from a crude oil stream by mixing the stream with a softened brine wash water that has been softened by removal...
|
|
|
6120678 |
Desalting adjunct chemistry
Improved performance in the phase separation of aqueous brines from hydrocarbons within an electrostatic desalter operation is obtained by the addition to the crude oil emulsions entering the...
|