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Patent Searching and Data


Matches 551 - 600 out of 17,416

Document Document Title
WO/2012/099675A1
An apparatus and method are provided for processing hydrocarbon feeds. The method enhances the conversion of hydrocarbon feeds into ethylene. In particular, the present techniques expose feed containing hydrocarbons to high-severity oper...  
WO/2012/095565A2
The invention relates to a method for hydrotreating a heavy fraction of hydrocarbons using a system of permutable fixed-bed guard areas, each area containing at least one catalyst bed, including at least one step during which the feedsto...  
WO/2012/095566A2
The invention relates to a method for hydrotreating a heavy hydrocarbon fraction using a system of permutable fixed-bed guard areas, each area containing at least two catalyst beds, wherein, in the system, each time the catalyst bed, whi...  
WO/2012/096713A1
A method for preventing or reducing clogging of a fines ejector in a gas-phase olefin polymerization process is disclosed. The process involves injecting a liquid into the motive gas stream entering the fines ejector.  
WO/2012/096817A3
SO3 is formed from a replenished circulating inventory of fresh and recycled SO2. Also, a feed stream of replenished SO2 is heated by indirect heat exchange with a hot stream of SO2 and SO3 whereby the hot stream is cooled for separating...  
WO/2012/094122A1
A process for producing an olefin oxide which comprises reacting an olefin with oxygen in the presence of a catalyst comprising a copper oxide and a sulfur-containing component.  
WO/2012/094123A1
A process for producing an olefin oxide which comprises reacting an olefin with oxygen in the presence of a catalyst comprising a copper oxide and a boron-containing component.  
WO/2012/094078A1
A method and apparatus for increasing the concentration of oxygen in the reaction medium present in the oxidation reactor. A volume of aqueous medium from the oxidation reactor is removed and pressurized and oxygen is added to it. The ox...  
WO/2012/089662A1
The invention concerns a purge/sampling system for vessels, particularly for high temperature, high pressure vessels such as hydroconversion reactors used in refinery processes and operated in severe conditions. Such purge/sampling syste...  
WO/2012/089965A1
The invention relates to a light-weight device for loading solid particles into an enclosure including at least one pipe (18, 20) for the circulation of said solid particles and at least one movable element for controlling the fall veloc...  
WO/2012/092522A3
[000180] A method, system, and apparatus for lift gas distribution are disclosed. According to one embodiment, a lift gas distributor comprises a plate having a surface and an underside, the plate having a first diameter; a center sectio...  
WO/2012/091865A1
The amount of propionic acid produced in the process of oxidizing propane to acrylic acid is reduced by using a reactor with a length/diameter ratio >10 and/or maintaining the difference between the target reaction temperature and the pe...  
WO/2012/089952A1
The invention relates to a method for the catalytic cracking, using a fluidized bed, of a slightly coking Conradson carbon feedstock of no more than 0.1 wt % and having a hydrogen content of no less than 12.7 wt %, said method including:...  
WO/2012/089745A1
The invention relates to methods comprising at least the steps: (A) chemical reaction of at least one organic compound in the presence of at least one heterogenic catalyst in a reaction mixture; and (B) separation of the at least one het...  
WO/2012/092307A1
A method of cleaning an ash material byproduct of a coal fired power plant of metal and hydrocarbon impurities. Dewatered feed material containing the ash material byproduct is preheated and crushed and then heated in a volatilizer to a ...  
WO/2012/091904A2
An apparatus and method for contacting a fluid stream with particulate solids are provided. The apparatus comprises a vessel having an upper portion and a lower portion and an inlet for receiving particulate solids and an outlet for disc...  
WO/2012/091904A3
An apparatus and method for contacting a fluid stream with particulate solids are provided. The apparatus comprises a vessel having an upper portion and a lower portion and an inlet for receiving particulate solids and an outlet for disc...  
WO/2012/088451A2
A pump control system and a torque control valve are disclosed. In one embodiment, the torque control valve includes a sleeve, a spool disposed in the sleeve, and a piston rod disposed through the spool. The spool has a first recess area...  
WO/2012/084129A1
The invention relates to a reactor (1) comprising a combustion chamber (2) and reactor tubes (4) arranged therein as well as at least two burners (11, 12) for firing the combustion chamber (2). Said burners (11, 12) are located on two op...  
WO/2012/087795A1
Production of polycrystalline silicon in substantially closed-loop processes and systems is disclosed. The processes and systems generally involve disproportionation of trichlorosilane to produce silane or dichlorosilane and thermal deco...  
WO/2012/083636A1
A Fischer-Tropsch synthesis method using a high gravity reactor is disclosed. The catalyst bed (2) rotates at a certain speed during the reaction. The reaction material, can be coal based syngas, natural gas based syngas, coal bed methan...  
WO/2012/088323A2
An earth removal member with features for facilitating drill-through is provided for drilling with casing or liner applications. In one embodiment, the casing bit includes a tubular body; a nose attached to one end of the tubular body, w...  
WO/2012/083678A1
Provided is a method for preparing high-purity lithium carbonate, comprising formulating battery-grade lithium hydroxide monohydrate into a solution containing 50-90 g/L of Li20; then bubbling CO2 gas at a flow rate of 3-5 L/s through th...  
WO/2012/082215A4
A process for making base oil, comprising: oligomerizing one or more olefins having a boiling point less than 82°C in the presence of an ionic liquid catalyst to produce the base oil having a kinematic viscosity at 40°C of 1100 mm2/s o...  
WO/2012/079589A2
A description is made of a method as well as an apparatus for treating a bed (2) of particulate material which is supported by a gas distribution bottom (1) comprising a number of sections (1a), utilizing a treatment gas which via ducts ...  
WO/2012/082215A1
A process for making base oil, comprising: oligomerizing one or more olefins having a boiling point less than 82°C in the presence of an ionic liquid catalyst to produce the base oil having a kinematic viscosity at 40°C of 1100 mm2/s o...  
WO/2012/082969A1
A structure arid method are provided for adding a catalyst bed platform to an existing reactor without welding to the structural portion of the reactor walls. The structure is constructed from components that can be passed through an exi...  
WO/2012/080933A1
A method of operating a slurry phase apparatus (10) includes feeding one or more gaseous reactants into a slurry body (37) of solid particulate material suspended in a suspension liquid contained inside a vessel (12). The one or more gas...  
WO/2012/079589A3
A description is made of a method as well as an apparatus for treating a bed (2) of particulate material which is supported by a gas distribution bottom (1) comprising a number of sections (1a), utilizing a treatment gas which via ducts ...  
WO/2012/081064A1
[Problem] To provide a cylinder device with a ceramic complex, which is for forming a coating of superior durability, that is, a strong, transparent film of silicon oxide, and a circulating device and coating device that comprise said cy...  
WO/2012/080933A8
A method of operating a slurry phase apparatus (10) includes feeding one or more gaseous reactants into a slurry body (37) of solid particulate material suspended in a suspension liquid contained inside a vessel (12). The one or more gas...  
WO/2012/076761A1
The invention relates to a device for filling a container with solid particles comprising annular ducts (20, 20', 20") for the passage of the particles, delimited by a plurality of vertical tubes (16) positioned coaxially with respect to...  
WO/2012/072574A1
Process and reactor for the production of fatty acid alkyl esters, wherein a feedstock is fed to a reactor system comprising at least one set (24) of a plurality of tubular reactors (21, 22, 23). Each tubular reactor has a flow-through c...  
WO/2012/072618A1
Method for activation of chromium containing catalyst precursor for polymerization and improved polymerization catalyst resulting The instant invention relates to an activation of a polymerization catalyst precursor by heat treatment com...  
WO/2012/072605A1
The instant invention relates to an activation of a polymerization catalyst precursor by heat treatment comprising a support material and a catalyst precursor deposited thereon in a fluidized bed activator and to the use of the activated...  
WO/2012/072623A3
The invention relates generally to a catalyst activator, and in particular to a catalyst activator for heat conditioning a catalyst, comprising: a) a vessel for containing a catalyst charge having an internal diameter of at least 1.2 met...  
WO/2012/075109A2
Processes for forming high iron content ferric chloride solutions, reconstituting ferric chloride solutions, and transporting the stable ferric chloride solutions with the high iron content are disclosed.  
WO/2012/072175A2
The invention relates to a method for preparing a catalyst charge (2), comprising the steps of: providing a catalyst charge (2) at a pre-definable first temperature (T1) in a catalyst-charge preparing unit (1), and keeping the temperatur...  
WO/2012/075109A3
Processes for forming high iron content ferric chloride solutions, reconstituting ferric chloride solutions, and transporting the stable ferric chloride solutions with the high iron content are disclosed.  
WO/2012/072639A1
The present invention relates to an apparatus and process for the gas phase polymerisation of olefins, the apparatus comprising: a) a reaction zone comprising a grid at its base, b) an inlet located in the lower half of the reaction zone...  
WO/2012/072623A2
The invention relates generally to a catalyst activator, and in particular to a catalyst activator for heat conditioning a catalyst, comprising: a) a vessel for containing a catalyst charge having an internal diameter of at least 1.2 met...  
WO/2012/075109A9
Processes for forming high iron content ferric chloride solutions, reconstituting ferric chloride solutions, and transporting the stable ferric chloride solutions with the high iron content are disclosed.  
WO/2012/073023A1
The present invention provides an apparatus for the processing of a particulate material, the apparatus comprising: a processing chamber having one or more inlets for admitting particulate material to be processed and one or more outlets...  
WO/2012/072175A3
The invention relates to a method for preparing a catalyst charge (2), comprising the steps of: providing a catalyst charge (2) at a pre-definable first temperature (T1) in a catalyst-charge preparing unit (1), and keeping the temperatur...  
WO/2012/069501A1
The present invention is related to the separator for separating solid particles from a vapour-gas mixture, and particularly to the structure of a dust chamber (2) as installed in the plant for processing fossil fuels or materials contai...  
WO/2012/070976A1
The invention relates to the field of metallurgy, in particular to reactors for processing a solid fuel, and can be used in power engineering and in the chemical industry for producing carbon sorbents, a metallurgical semicoke, a fuel ga...  
WO/2012/071120A2
A process for recovering ethylene is disclosed, the process including: recovering a ethylene-containing stream comprising methane, ethylene, and nitrogen oxides from at least one of an ethylene production process and an ethylene recovery...  
WO/2012/068631A1
A gas-particle processor comprising: a chamber having a gas inlet, a gas outlet and one or more particle inlets; a gas flow arrangement operable to flow gas through the chamber from the gas inlet to the gas outlet at a first controlled m...  
WO/2012/071120A3
A process for recovering ethylene is disclosed, the process including: recovering a ethylene-containing stream comprising methane, ethylene, and nitrogen oxides from at least one of an ethylene production process and an ethylene recovery...  
WO/2012/066263A2
The invention relates to a process for hydrodeoxygenation (HDO) of pyrolysis oil and also to a process for upgrading of pyrolysis oil implementing said HDO process, and also to processing of the aqueous phase resulting from the HDO by st...  

Matches 551 - 600 out of 17,416