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Class 196/114 - Vacuum


Subclass of Class 196 - Mineral oils: apparatus
Definition: Vaporizers adapted for the distillation of mineral-oils
No. of patents: 36
Last issue date: 09/15/2009


NumberTitleIssue Date
7588664Oil distillation vacuum column with thickened plate in the vapor horn section
A vacuum column for oil distillation incorporates a thickened plate that has a layer of erosion-resistant material that is thicker than the corrosion-resistant thickness of an adjacent column section. Use of thickened, explosive- or roll-bonded clad plates may provi...
09/15/2009
7431803Process for reducing vapor condensation in flash/separation apparatus overhead during steam cracking of hydrocarbon feedstocks
A flash/separation vessel for treating hydrocarbon feedstock containing resid to provide a liquid phase and a vapor phase has: (A) an inlet for introducing hydrocarbon feedstock; (B) an inlet for adding heated vaporous diluent to the vessel to dilute the vapor phase...
10/07/2008
7429312Method for processing multi-component liquid mixtures and device for carrying out said method
The present group of inventions relates to processing of multi-component liquid mixtures (MCLM) employing reforming process, preferably for vacuum distillation of hydrocarbon mixtures and in petroleum refining and chemical industries. The inventions include the meth...
09/30/2008
7288169Distillation apparatus for readily polymerizable compound
A distillation apparatus for subjecting a crude readily polymerizable compound to distillation under vacuum conditions to purify the same includes a distillation column and a vacuum generator, an exhaust gas conduit of the vacuum generator being connected to a conne...
10/30/2007
7267747Plant and method for vacuum distillation of hydrocarbon liquids
A vacuum distillation system and method utilizing a low capacity vacuum producing ejector operated in parallel with a primary ejector during the Winter months enables significant reduction in the absolute pressure of a vacuum distillation column. Operation of a vacu...
09/11/2007
7182028System and method for the pyrolization of waste
A system for the pyrolization of waste has a combustion chamber with a fuel inlet and a hot gas outlet, a pyrolization chamber separated from the combustion chamber, and a conveyor means positioned within the pyrolization chamber for moving waste from the waste inle...
02/27/2007
6740205Processing of shipboard wastewater
Incoming wastewater is preheated in a heat exchanger before delivery to a flash chamber through an orifice for flashing into water vapor rising into an upper section of the flash chamber which also has a bottom section into which liquid waste oil or other contaminan...
05/25/2004
6605208Process for reduction of emissions in asphalt production
A process and apparatus are disclosed that relate generally to a process for reducing harmful or unwanted emissions during the production of asphalt, such as blue smoke. The process includes the introduction of a pump around of the wax oil fraction for re...
08/12/2003
6582564Distillation apparatus and distillation method
A distillation apparatus includes a column body; a partition for dividing the interior of the column body; a first distillation section composed of an enriching section and an exhaust section; a second distillation section composed of an enriching section...
06/24/2003
6457563Arrangement in a circulation lubrication system
An arrangement in a circulation lubrication system include a lubricating oil tank, pressure pipe lines for supplying oil to parts to be lubricated, return pipe lines for returning the oil from the parts to be lubricated to the oil tank, and a mechanism co...
10/01/2002
6350351Plant for the vacuum distillation of a liquid product
A plant for the vacuum distillation of liquids has a vacuum rectification column and a vacuum-producing device based on a liquid-gas jet apparatus. The plant is furnished additionally with a jet pump. A nozzle of the jet pump is connected to a pipeline fo...
02/26/2002
6348134Plant for the distillation of a liquid product
The invention pertains to the field of oil refining and the petrochemical industry. The proposed plant for the distillation of a liquid has a vacuum rectification column with pipes for feed of a stock product and for bleeding of a gas-vapor phase and at l...
02/19/2002
6346173Method for the vacuum distillation of a liquid product, particularly oil stock, (variants) and system for realizing the same
The invention essentially relates to a method for vacuum distillation of liquids that includes feeding a polar liquid into a vacuum-producing liquid-gas jet apparatus as a motive liquid if evacuation of a nonpolar gas-vapor medium is to be effected. Furth...
02/12/2002
6280578Operation process of a pumping-ejection stand for distilling liquid products
Essence of the invention is a: a liquid, whose saturated vapour pressure is not less than the pressure at the top of a rectification column, is delivered into the nozzle of a liquid-gas jet apparatus as a motive liquid; the pressure maintained in a separa...
08/28/2001
6277247Operation method of a plant for distilling liquid products and plant for realizing the same
The invention pertains to the field of the petrochemical industry. The invention essentially relates to a system and method that includes feeding of a liquid having molecular weight more than 100 (in atomic mass units) into a nozzle of an ejector as a mot...
08/21/2001
6224716Apparatus for dehydrating oil
A system for dehydrating lubricating and hydraulic fluids includes a heating circuit and circuitry for creating a vacuum. The heating circuitry introduces a stream of heated fluid into a vacuum chamber in which a partial vacuum is drawn by the vacuum circ...
05/01/2001
6086721Facility for distilling a liquid product
A vacuum-creating apparatus of the unit is provided with a pump and a separator, wherein the pump is connected at its inlet to the separator, a jet device is made as a liquid-gas device and is connected at its outlet, by means of a pressure main, to the s...
07/11/2000
5980694Apparatus for the purification of water contaminated with oil
An installation for cleaning oil-polluted water, in particular at oil and gas production plants, is provided with a distillation column having a polluted water feed and at least one contact packing above which the outlet of the polluted water feed is loca...
11/09/1999
5980698Method for vacuum distillation of a liquid product and an equipment for performing thereof
A method for vacuum distillation includes separation of a liquid product delivered to a reservoir under vacuum into a vapour-gaseous phase and at least one liquid fraction, withdrawal of the vapour-gaseous phase from the reservoir using a vacuum-creating ...
11/09/1999
5843384Plant for purifying spent oil
The invention concerns a plant for purifying spent oil, including apparatus for dehydration, preferably by atmospheric distillation, directly followed by vacuum distillation producing a residue and at least one distilled oil fraction. The vacuum residue d...
12/01/1998
5820748Safe removal of gasses, water and solvents from used lubricating oils with vacuum apparatus under mild temperature conditions
Gasses, water and solvents, major contaminants in used lubricating oils, can be removed from used lubricating oils at mild temperature conditions under vacuum. Apparatus in which the removal can take place includes a hollow vacuum separator vessel with a ...
10/13/1998
5814207Oil re-refining method and apparatus
A method and apparatus for re-refining used oil, in which the used oil is processed in at least one cyclonic vacuum evaporator comprising a void evaporation chamber (4) into which feedstock is tangentially injected, and in which a fraction of the feedstoc...
09/29/1998
5628901Vessel for treating liquids
A single vessel with no moving parts is constructed to perform the functions of coalescing, vacuum dehydration, and thin film evaporation....
05/13/1997
5597451Apparatus for thermally decomposing plastics and process for converting plastics into oil by thermal decomposition
A thermal decomposition apparatus for plastics wherein plastics are melted and thermally decomposed, and the resulting decomposition gas is cooled for condensation and recovered in the form of a thermal decomposition oil. The apparatus comprises a thermal...
01/28/1997
5584969Apparatus for thermally decomposing plastics and process for converting plastics into oil by thermal decomposition
A thermal decomposition apparatus for plastics wherein plastics are melted and thermally decomposed, and the resulting decomposition gas is cooled for condensation and recovered in the form of a thermal decomposition oil. The apparatus comprises a thermal...
12/17/1996
5167773Distillation tower and sidestream stripper therefor
A distillation tower (1) has a plurality of liquid sidestream lines (5, 6, 7) and a multi-stage sidestream stripper (13) which includes a respective stripping section (14, 15, 16) for each sidestream line housed in a common, upright, cylindrical shell (28...
12/01/1992
5034103Distillation column with a draw-off device
A draw-off device is disclosed for a vacuum distillation column in which device a layer of gutters is provided. A secondary wall is arranged in the gutters creating a heat-insulating layer to reduce the condensation of vapor passing along the outer walls ...
07/23/1991
4995495Crude oil emulsion treating apparatus
In attempting to upgrade crude oil to pipeline quality, it often proves necessary to treat the oil in more than one apparatus. A simple solution to the problem is to provide an apparatus including a flashing section coupled to a treating section in which ...
02/26/1991
4904347Method and apparatus for distilling liquid hydrocarbon products
A liquid product (4) leaving a furnace (2) is introduced into a series of cyclone separators (5, 6, 7). The liquid product to be vaporized is introduced tangentially into the top portion (5a, 6a, 7a) of each cyclone to place the product into contact with ...
02/27/1990
4680091Apparatus for the continuous vacuum cleaning of oil
Apparatus for the continuous vacuum cleaning of oil operating on the principle of continuous alteration of a compression, and of a separating cycle, by utilizing a combined action of quasistationary processes instigated by reduced pressure and of non stat...
07/14/1987
4601381Fluid vacuum distillation system
Apparatus for monitoring fluid condition in a fluid recovery system for removing water and solid contaminants from a fluid is disclosed. One aspect of the present invention relates to an improved fluid level indicator device for indicating and controlling...
07/22/1986
4589955Fluid recovery system
A fluid recovery system for removing water and solid contaminants from a fluid such a lubricant oil, coolant, and lubricating oils and the like for manufacturing operations is disclosed. A cylindrical vacuum vessel is provided with a centrally disposed cy...
05/20/1986
4265731Separation and processing of crude oil
A method and apparatus for separating a residual crude oil into a light oil fraction and a heavy oil fraction in which the oil is first separated into a first light oil fraction and a first heavy oil fraction, the first heavy oil fraction is further separ...
05/05/1981
4179019Apparatus for reclaiming used lubricating oils
A used lubricating oil reclamation apparatus in which filters, heat exchangers, a vaporizer unit, pumps and other necessary equipment are all contained in a wheeled cabinet. The oil to be reclaimed is pumped through a warming heat exchanger, a first filte...
12/18/1979
4146459Treatment of coal liquefaction effluent
A solvent extraction coal conversion process is provided wherein the effluent slurry product is subjected to vacuum distillation to yield distillate and extrudable still bottoms. The latter are removed from the vacuum still by means of an extrusion screw ...
03/27/1979
4140212Cyclonic distillation tower for waste oil rerefining process
A simplified, essentially maintenance-free yet highly efficient distillation tower and method for waste oil rerefining is provided which allows direct vacuum distillation of additive-supplemented waste oils without chemical pretreatment thereof and yields...
02/20/1979
 
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