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4511434 |
Fluid bed retorting system
A fluid bed system for retorting solid hydrocarbon-containing material, such as oil shale, coal and tar sands, in which solid hydrocarbon-containing material and heat carrier material are fed into...
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4493735 |
Device and method for forming a fluidized bed
A device for liquid-solid fluidized beds comprises a reactor in which a number of static mixing elements are disposed in superposed relation. A device of this kind, which is preferably used for...
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4478707 |
Process for the hydrotreatment of hydrocarbons in an expanded or ebullated catalyst bed
The hydrotreatment of hydrocarbons in the liquid phase is effected in a column containing a catalyst bed supported by a grid, wherethrough passes an ascending stream of the charge admixed with...
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4476098 |
Microwave heated fluidized bed reactor having stages
An improvement in or relating to the fluidized bed-type heating reactor for introducing into the fluidized bed thereof a water-containing substance to be treated such as an uranyl nitrate solution...
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4471154 |
Staged, fluidized-bed distillation-reactor and a process for using such reactor
A distillation-reactor for separating constituents of a feedstock having similar boiling points includes at least one stage with containing screens defining a series of containment volumes for a...
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4445919 |
In situ rapid wash apparatus and method
Disclosed are a method and apparatus for delivering a solvent in the liquid state to a surface to be cleaned. The volume of the solvent and the time interval during which it is applied to the...
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4432941 |
Apparatus for the distillation and thermal cracking of a crude oil feedstock and a reactor for use therein
Disclosed is an apparatus for cracking heavy hydrocarbons--for example, petroleum oil or coal tar. The reactor comprises an outer spherical pressure vessel and an inner vessel within the outer...
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4427537 |
Method and means for preparing and dispersing atomed hydrocarbon with fluid catalyst particles in a reactor zone
The invention described is concerned with atomizing an oil fraction of crude oil to provide a fog of oil droplets in diluent gaseous material which is sprayed into an upwardly flowing annular dense...
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4415536 |
Apparatus for contacting particulate material with processing liquid
Apparatus for contacting particles with a fluid includes two tubes having different diameters and each including a straight lower section inclined relative to the horizontal and a straight,...
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4411769 |
Integrated two stage coking and steam cracking process and apparatus therefor
The invention relates to an improvement in an integrated, two stage coking and steam cracking process for the production of unsaturated light hydrocarbons. A heavy hydrocarbonaceous oil is first...
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4399106 |
Reactor for preparing uranium trioxide
Nuclear fuels, such as uranium trioxide, are prepared by thermal decomposition of a nitrate in a fluidized bed reactor. The fluidized bed reactor for preparing uranium trioxide from uranyl nitrate...
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4382865 |
Treatment of reducible halohydrocarbon containing aqueous stream
A new, economical system for removal of persistent reducible organic compounds from aqueous streams by passing the stream, preferably at or near neutral pH, into a bottom inlet to a column to...
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4334998 |
Process for placing a gas phase, at least one liquid phase, and at least one comminuted solid phase in contact
The invention relates to contact-making between a gas phase, at least one liquid phase, and at least one comminuted solid phase. The process uses a cell or compartment provided with at least one...
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4320089 |
Bottom screen for fluidized bed apparatus
A fluidized bed apparatus comprises a container 18 and a bottom screen 16. The screen 16 comprises a perforated plate 28 having a plurality of large openings therein above each of which is secured...
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4316793 |
Hydroliquefaction of coal
Coal is catalytically hydroliquefied by passing coal dispersed in a liquefaction solvent and hydrogen upwardly through an expanded catalyst bed in a stream having a cross-sectional flow area of no...
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4304753 |
Apparatus for performing physical and/or chemical processes involving at least one liquid, e.g., a heat exchanger
Apparatus for performing physical and/or chemical processes involving at least one liquid, e.g. a heat exchanger, has a plurality of vertical tubes opening at their top and bottom ends into top and...
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4295967 |
Fluidized bed contact apparatus
Apparatus for liquid/solid contact including apparatus for single or multiple fluidized beds provided with one or more trays having a number of inverted frustum-shaped depressions with an opening...
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4251484 |
Method and apparatus for converting alcohols to hydrocarbons
Apparatus and method of utilization for controlling exothermic reactions such as the conversion of methanol to hydrocarbons are discussed. More particularly, the arrangement of apparatus comprising...
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4230668 |
Process and apparatus for producing halogenated unsaturated hydrocarbons
Process and apparatus for producing vinyl chloride monomer characterized by conjoint chlorination and dehydrochlorination reactions carried out in the presence of fluidized solids which provide...
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4221653 |
Catalytic hydrogenation process and apparatus with improved vapor liquid separation
A continuous hydrogenation process and apparatus wherein liquids are contacted with hydrogen in an ebullated catalyst reaction zone with the liquids and gas flowing vertically upwardly through that...
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4113552 |
Elutriation leg and method
The transfer of agitational forces from a main vessel to an elutriation leg connected thereto is effectively minimized with a slurry inlet and liquor outlet device mounted in the upper end of the...
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4108682 |
Process for fluidized contact
A fluid consisting of either a liquid or a mixture of a liquid and a gas is intimately contacted with solid particles by introducing the fluid into a contacting vessel to form a fluidized layer of...
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4097243 |
Hydrocarbon-feed distributor of injecting hydrocarbon feed
A hydrocarbon-feed distributor for injecting a hydrocarbon feed into contact with a fluidizable catalyst at conversion conditions in the lower end of the riser reactor conduit whereby wall...
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4045184 |
Fluidized-bed reactor for carrying out chemical reactions between liquids and solid granulated substances
A fluidized bed reactor adapted for carrying out chemical reactions between liquids and solid particles, having a design which provides stabilized hydrodynamic conditions within the reactor zones...
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3902856 |
Hydrogenation reactor with improved flow distribution
A hydrogenation reactor comprises an elongated vertical container with a height greater than twice the width and divided into a plurality of tall slender chambers, either as a new reactor or as a...
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3901660 |
Apparatus for the continuous carrying out heterogeneous catalytic reaction in liquid phase
Heterogeneous catalytic reactions are carried out continuously in liquid phase. A substantially uniform suspension of liquid starting material and fine particulate catalyst together with resulting...
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3898043 |
Apparatus for decomposing concentrated aqueous aluminum nitrate solutions
Fluidized bed apparatus for thermally decomposing an aqueous aluminum nitrate solution to form an alumina product and nitric acid. The fluidized bed includes means to heat the bed particles by...
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3890399 |
Process for the continuous manufacture of 3,4-dichlorobutene-1
Heterogeneous catalytic reactions are carried out continuously in liquid phase. To this end, a suspension of liquid starting material and particulate catalyst together with resulting reaction...
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3867197 |
Process for the releasing of materials from voluminous precipitates or suspensions
Voluminous precipitates or suspensions are contacted countercurrently with liquid purification or extraction agents that hold the continuously supplied precipitate or suspension in the upwardly...
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3717440 |
SOLID-LIQUID CONTACTING APPARATUS
An apparatus for providing contact between a liquid and solid particles having an upright vessel with an upper outlet and a pair of lower outlets, a plurality of concentric upwardly directed inlets...
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3658473 |
METHOD FOR THE MANUFACTURE OF MAGNESIUM HYDROXIDE
Magnesium salt-containing solution, calcium hydroxide, and 4 to 20 gms. calculated in the form of MgO of magnesium hydroxide seed, per liter of said magnesium salt-containing solution, are...
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3658483 |
APPARATUS FOR THE PRODUCTION OF CONCENTRATED HYDROHALOGEN ACIDS AND METAL OXIDES
Highly concentrated aqueous hydrohalogen acids and metal oxides are produced from aqueous solutions of the halides of divalent and/or polyvalent metals by pre-concentrating the aqueous starting...
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3630687 |
LIQUID DRAWOFF APPARATUS
A liquid drawoff apparatus for use in combination with an operating upflow liquid phase reactor vessel is shown. The liquid drawoff apparatus comprises a transversely mounted plate in the upper...
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3547595 |
PROCESS FOR THE CONTINUOUS PREPARATION OF CRYSTALLINE SUBSTANCES
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3523763 |
CATALYTIC REACTOR
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3523888 |
CATALYST WITHDRAWAL PROCESS
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3480408 |
PHTHALIC ANHYDRIDE REACTOR
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3475134 |
LIQUID PHASE REACTOR
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3445382 |
CONTINUOUS MULTISTAGE ION EXCHANGE METHOD AND APPARATUS
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3440177 |
ASH REMOVAL IN GASIFICATION OF CARBONACEOUS SOLIDS
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3431085 |
HYDROGENATION APPARATUS PROVIDED WITH INTERNAL FILTER FOR SEPARATING REACTION PRODUCT
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3414386 |
Reaction vessel for improved temperature regulation in exothermic reactions
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3288567 |
Floating catalyst bed contactor
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3271117 |
Apparatus for recovery of magnesium values
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3197286 |
Liquid phase reactor
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3197288 |
Catalytic reactor
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3193361 |
Method of and device for continuously crystallizing iron sulfate hepta-hy-drate fromsulfates of mordanting solutions
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3181944 |
Zinc calcine for hydrometallurgical process
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3174834 |
Fluidized bed reactor
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3152065 |
Feed injector for cracking of petroleum
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