|
Match
|
Document |
Document Title |
|
|
7329330 |
Method and device for the distillative processing of 1,6-hexanediol, 1,5-pentanediol and caprolactone
A process for working up by distillation the crude products obtained in the process according to DE-A 196 07 954 and containing 1,6-hexanediol (HDO), 1,5-pentanediol (PDO) or caprolactone (CLO) in...
|
|
|
7267746 |
Dividing wall distillation column control apparatus
A control apparatus and control method for controlling the separation in a dividing wall distillation column of at least two feeds into at least three products is disclosed. The apparatus uses a...
|
|
|
7129387 |
Low capital implementation of distributed distillation in ethylene recovery
An apparatus for recovering ethylene from a hydrocarbon feed stream, where the apparatus is a single distillation column pressure shell encasing an upper region and a lower region. The upper region...
|
|
|
7090748 |
Dividing-wall column with feed in whole or in part in the vaporous state and/or side stream take off in whole or in part in the vaporous state
A dividing-wall column having a dividing wall which is essentially disposed along the long direction of the column is proposed, which divides the column interior into a feed part, a take off part,...
|
|
|
7001490 |
Purification of ammonia by distillation
Crude ammonia is separated into a low boiler fraction, a high boiler fraction and an intermediate-boiling pure fraction by continuous fractional distillation in a distillation apparatus configured...
|
|
|
6793770 |
Evaporator
The invention concerns an evaporator, especially for the sugar industry, with at least two heat exchangers, into the top of which the medium to be concentrated is loaded and which are heated with...
|
|
|
6770173 |
Column partition
Partitions for columns for the separation of components or chemical reactions are assembled from plates or wall elements provided with plug and clamp connectors along respective edges and formed by...
|
|
|
6682633 |
Apparatus for cocurrent fractional distillation
A modular apparatus for fractional distillation and other forms of vapor-liquid contacting is presented. The apparatus performs cocurrent contacting of vapor and liquid in a number of identical...
|
|
|
6645350 |
Dividing wall column fractionation tray
Problems generated by heat transfer through the vertical dividing wall of a trayed “dividing wall column” and into a downcomer of a tray are mitigated by providing a separate vertical isolation...
|
|
|
6582564 |
Distillation 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...
|
|
|
6558515 |
Dividing wall fractionation column control system and apparatus
A control method and apparatus for regulating the rate of vapor flow in the two adjacent sections of a dividing wall fractional distillation column are presented. The liquid level on a tray at the...
|
|
|
6551465 |
Dividing wall column control system
The operation of the dividing wall section of a dividing wall column is controlled by a control apparatus comprising a ratio controller which divides the liquid flowing into the dividing wall...
|
|
|
6514387 |
Rectifying column for extractive distillation of close-boiling or azeotropic boiling mixtures
The invention relates to a rectifying column for extractive distillation, comprising a column main section ( 204 ) and a raffinate section ( 205 ) above said main section, an evaporator ( 208 )...
|
|
|
6395138 |
Liquid dispenser for distilling column, and corresponding distilling column
This distributor ( 1 ) includes: a primary distributor ( 3 ) which delimits a closed volume provided with liquid predistribution openings ( 8 ) which open into the column; a device for feeding the...
|
|
|
6387222 |
Continuous isolation of a high-melting material by distillation
A method of distillation for separating a material which is solid at ambient temperature from a lower boiling and lower melting point material, and the apparatus.
|
|
|
6365006 |
Method for distilling a mixture of substances and device for realizing the same
The present invention pertains to the alcohol processing industry and relates to a method that includes feeding a mixture into a distillation column which is fitted with contact devices for...
|
|
|
6348137 |
Method and apparatus for fractional distillation
An apparatus and a method for separating a liquid mixture by fractional distillation. The apparatus includes at least two chambers with a conduit from the lower portion of a chamber which contains...
|
|
|
6291734 |
Integrated low pressure depropanizer/debutanizer column
An integrated debutanizer and low pressure depropanizer column and process for separating a feed stream comprising C 3 's, C 4 's and C 5 + is disclosed. A single shell houses a refluxed upper...
|
|
|
6165325 |
Vacuum vessel for continuous or semicontinuous treatment of fatty oils
|
|
|
6077985 |
Integrated deethanizer/ethylene fractionation column
An integrated deethanizer and ethylene fractionation column and process for separating a feed stream comprising ethylene, ethane and C 3 + is disclosed. A single shell houses a refluxed upper...
|
|
|
5914012 |
Dividing wall column for continuous fractionation of multicomponent mixtures by distillation
A dividing wall column for separating a mixture into 3 or more fractions by distillation is described, where at least one dividing wall is detachably attached within the dividing wall column.
|
|
|
5902460 |
Multi-stage fractional distillation process and apparatus
A distillation column suitable for the separation of a three component feed mixture is provided wherein the fractional distillation column utilizes a vertical partition and a baffle to prevent feed...
|
|
|
5897748 |
Distillative separation of mixtures and apparatus for this purpose
To compensate the bypassing, at the edges, of the liquid flowing downward in a distillation column, in order to achieve optimum mass transfer with the ascending vapor, a specific nonuniform...
|
|
|
5853567 |
Methods and apparatus for the viscosity reduction of heavy hydrocarbon feedstocks
A method for reducing the viscosity of a liquid heavy hydrocarbon feedstock comprising the steps of bringing said feedstock to a temperature capable of cracking of at least a portion of the...
|
|
|
5707510 |
Crude oil emulsion treating apparatus and method
The treating apparatus and method of the present invention improve the efficiency and reliability of flash treating crude oil by including a recycled oil pumping loop that takes crude oil from a...
|
|
|
5643418 |
Method of and arrangement for separating fluid mixtures
A device for intercepting liquid obtained from a stream of mixed fluids contains an enclosure having an upper opening and a lower opening. The upper opening is connectible to a source of suction...
|
|
|
5271808 |
Apparatus from waste oil for reclaiming a useful oil product
An apparatus and a method are provided reclaiming a useful oil product from waste oil, such as used lubricating oil. The apparatus comprises an oil feed means, a boiler, a heater and a separating...
|
|
|
5200040 |
Method for rectification and apparatus therefor
A method for rectification includes steps of supplying raw materials to a rectifying column from a raw material feed pipe; returning a refluent fluid from a refluxing pipe to the column; leading a...
|
|
|
5091060 |
Fractional distillation column and method for its use
A fractional distillation column and method for its use are provided which employ n sets of trays, where n is an integer and n≥2. An equivalent number n of separate liquid streams are passed...
|
|
|
4919257 |
Condensate skimming reflux column
In a gas dehydration system utilizing glycol a condensate skimming reflux column separates and skims natural gas condensate off glycol by a settling tank-type reservoir having a syphon-type glycol...
|
|
|
4826574 |
Distillation column with helical liquid flow and dissymmetric spacing of the trays
A circular section column with helical liquid flow is divided by a vertical wall 10 into two gas and vapor tight sectors A and B, each sector housing a series of trays. The trays disposed are...
|
|
|
4814044 |
System for treating heavy hydrocarbon-water mixture
In a technique for recovering hydrocarbon values from a heavy hydrocarbon-water mixture, the mixture is first delivered through a sub-assembly to remove solid particulates. Then the mixture is...
|
|
|
4673413 |
Apparatus for gasifying waste oil
An apparatus for treating carbonaceous material, e.g. waste oil by effecting the gasification thereof to produce a relatively high BTU content gas to supplement or substitute for natural gas. This...
|
|
|
4629534 |
Fractional distillation apparatus and method
An apparatus and method are provided for the fractional distillation of liquids in a fractionation column wherein cool liquids from the bottom tray of the column are effectively prevented from...
|
|
|
4601788 |
Apparatus for fractionation reboiling
A distillation method and apparatus which comprises (a) a distillation zone adapted for the countercurrent contact of liquid and vapor, (b) a reboiler feed liquid compartment (c) means for...
|
|
|
4582569 |
Mass transfer apparatus
Mass transfer apparatus such as a distillation or rectification column which is divided so that the vapor flow is in two streams each in a separate zone, and wherein in each zone the liquid/vapor...
|
|
|
4490215 |
Process for fractionation reboiling
A distillation method and apparatus which comprises (a) a distillation zone adapted for the countercurrent contact of liquid and vapor, (b) a reboiler feed liquid compartment (c) means for...
|
|
|
4247387 |
Process for the continuous thermal cracking of hydrocarbon oils
A continuous process for thermal cracking of heavy hydrocarbon oil feed to residual products having improved stability comprises passing the feed under specified conditions through a thermal...
|
|
|
3993546 |
Shaft furnace for thermolytic distillation of hydrocarbon fuel
A shaft furnace for the thermolytic distillation of solid hydrocarbon fuel comprises a vertically disposed cylindrical casing whose upper part accommodates at least two vertical gratings which...
|
|
|
3966559 |
Apparatus for deodorizing oil and similar material
In a deodorizing apparatus, at least the lower part of a column is surrounded at least partly by compartments which are not connected together, each compartment having means for supplying treatment...
|
|
|
3544428 |
HYDROCARBON FRACTIONATION COLUMN HAVING PLURAL FLASHING AND STRIPPING SECTIONS
|
|
|
3437584 |
METHOD FOR CONVERTING HEAVY CARBONACEOUS MATERIALS
|
|
|
3314879 |
Fractionation process and apparatus
|
|
|
3190812 |
Device for the continuous production of hard pitch
|
|
|
3089843 |
Hydroconversion of hydrocarbons
|
|
|
2901425 |
Vacuum distillation
|
|
|
2863808 |
Apparatus for horizontal distillation
|
|
|
2843530 |
Residuum conversion process
|
|
|
1459515 |
Title is not available
|
|
|
1429623 |
Apparatus for cracking oils
|