WO2007096383A1 - Procédé permettant la mise en oeuvre de processus physiques et chimiques et cellule de réaction - Google Patents

Procédé permettant la mise en oeuvre de processus physiques et chimiques et cellule de réaction Download PDF

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Publication number
WO2007096383A1
WO2007096383A1 PCT/EP2007/051662 EP2007051662W WO2007096383A1 WO 2007096383 A1 WO2007096383 A1 WO 2007096383A1 EP 2007051662 W EP2007051662 W EP 2007051662W WO 2007096383 A1 WO2007096383 A1 WO 2007096383A1
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WO
WIPO (PCT)
Prior art keywords
reaction
reactants
reaction space
reaction cell
product
Prior art date
Application number
PCT/EP2007/051662
Other languages
German (de)
English (en)
Inventor
Sonja Grothe
Christian Schröder
Original Assignee
Sachtleben Chemie Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sachtleben Chemie Gmbh filed Critical Sachtleben Chemie Gmbh
Publication of WO2007096383A1 publication Critical patent/WO2007096383A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/26—Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/23—Mixing by intersecting jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0093—Microreactors, e.g. miniaturised or microfabricated reactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
    • B01J4/002—Nozzle-type elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/22—Alkali metal sulfides or polysulfides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/462—Sulfates of Sr or Ba
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C01G9/08—Sulfides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/027—Barium sulfates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/30—Micromixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00004—Scale aspects
    • B01J2219/00015—Scale-up
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00164—Controlling or regulating processes controlling the flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00164—Controlling or regulating processes controlling the flow
    • B01J2219/00166—Controlling or regulating processes controlling the flow controlling the residence time inside the reactor vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00788—Three-dimensional assemblies, i.e. the reactor comprising a form other than a stack of plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00851—Additional features
    • B01J2219/00858—Aspects relating to the size of the reactor
    • B01J2219/0086—Dimensions of the flow channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00851—Additional features
    • B01J2219/00858—Aspects relating to the size of the reactor
    • B01J2219/00862—Dimensions of the reaction cavity itself
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00889—Mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00781—Aspects relating to microreactors
    • B01J2219/00891—Feeding or evacuation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer

Definitions

  • the invention relates to a method for carrying out chemical and physical processes according to the preamble of claim 1, a reaction cell according to the preamble of claim 14 and a preferred use.
  • WO 00/61275 describes a method for carrying out chemical and physical processes, characterized in that for initiating chemical or physical processes at least two liquid media (reactants) via pumps, preferably high-pressure pumps, through a respective Reaktandendüse in a reactor housing enclosed by a reaction chamber to a injected joint collision point that a gas, an evaporating liquid, a cooling liquid or a cooling gas for maintaining the gas atmosphere in the reaction chamber, in particular at the collision point of the liquid jets, or for cooling the resulting products, is introduced via an opening in the reaction space and that the resulting products and excess gas are removed through an outlet from the reaction space by overpressure on the gas inlet side or by negative pressure on the product and gas outlet side.
  • a gas, an evaporating liquid, a cooling liquid or a cooling gas for maintaining the gas atmosphere in the reaction chamber, in particular at the collision point of the liquid jets, or for cooling the resulting products
  • a further disadvantage of the method described in WO 00/61275 is that the economically necessary up-scaling is not possible, since with co-linear alignment of the nozzles in combination with high throughput amounts, the product stream initially exits from the reaction space, ie. away from the opening from the reaction space and only later into through the
  • Gas flow predetermined direction is discharged. This flow behavior leads to a broad residence time distribution or to a long residence time of the product in the reaction space. In addition, there are deposits of the product in the gas supply, which can lead to blockages.
  • the invention is based on the object, a method for carrying out chemical and physical processes, wherein for initiating these processes reactants are injected via pumps through a Reaktandendüse in each reaction chamber of a reaction cell to a common collision point and the product resulting from the mixing of the reactants from the Reaction cell is removed to improve so that the
  • I / h means liters per hour.
  • At least two reactants each with a Reaktandendüse be used.
  • the nozzle widths of the reactant nozzles in the case of circular reactant nozzles are in the range of 0.1 mm-5 mm, preferably in the range of 0.5 mm-2 mm.
  • the reaction cell or the reaction space has a product nozzle, through which the product is discharged from the reaction cell or its reaction space.
  • the product is discharged by means of a gas, preferably compressed air, from the reaction cell or from the reaction space.
  • a gas preferably compressed air
  • the gas is supplied through an opening and discharged through another opening together with the product.
  • the reactant volume throughputs are preferably in the range of 0.5 l / h - 20,000 l / h, preferably in the range of 20 l / h - 5,000 l / h, particularly preferably in the range of 40 l / h - 1.
  • Cross-section of the Reaktandendüsen and the pressure at which the reactants are injected advantageously chosen so that the residence time of the product in the reaction space of the reaction cell is shorter than 1 s (second).
  • the product is discharged from the reaction cell by means of a gas, preferably compressed air.
  • the process according to the invention and the reaction cell according to the invention are preferably used for precipitation of nanoscale particles, in particular barium sulfate, under process conditions.
  • the invention thus describes a reaction cell for ultrafast mixing of several reactants.
  • reactants are typically liquids z.
  • solutions or suspensions used but it can also be used gases or vaporizing liquids.
  • reaction cell according to the invention Due to the ultrafast mixing of the reactants, a reaction such. As a precipitation, initiated.
  • a possible application of the reaction cell according to the invention is, as already mentioned, the precipitation of nanoscale particles under process conditions.
  • FIG. 1 a shows a cross section through a 2-beam reaction cell 3 and FIG. 1 b shows a plan view of this reaction cell according to the invention, in which two reactants 1, 2 are reacted.
  • the average residence time in the reaction cell 3 is 5 ms.
  • the reference numeral 10 the housing of the reaction cell 3 and the reference numeral 1 1, the collision point of the nozzle jets of Reaktandendüsen 5, 6 is designated.
  • the reactants used are 0.3 molar aqueous barium sulphide solution and 0.3 molar, aqueous sodium sulphate solution. In the reaction cell the following reaction takes place:
  • the product of the reaction is a mixture of nanoscale barium sulfate and dissolved sodium sulfide in water.
  • FIGS. 2a, 2b show a reaction cell 3 according to the invention in which three reactants 1, 2, 8 are reacted.
  • FIG. 2 a shows a cross section and
  • FIG. 2 b shows a plan view of this 3-beam reaction cell 3.
  • volumetric throughputs of f 50 l / h per Reaktandendüse 5, 6, 9.
  • AIs reactants is 0.5 molar aqueous barium hydroxide solution (Ba (OH) 2 ) and 0.5 molar aqueous sulfuric acid solution (H 2 SO 4 ) and a 0.01 molar aqueous solution of sodium lauryl sulfate (Ci 2 H 2S NaO 4 S) used.
  • nanoscale barium sulfate precipitates as product, whereby the sodium lauryl sulfate goes to the surfaces of the barium sulfate particles and thus prevents further particle growth.
  • the use of sodium lauryl sulfate leads to the hydrophobization of the barium sulfate particles.
  • FIG. 3 shows a cylindrical reaction cell according to the invention in which two reactants 1, 2 are reacted.
  • the product 4 resulting from the mixing of the reactants is discharged through a gas stream 12.
  • FIGS. 1 a, 1 b, 2 a, 2 b, 3 also denote the same objects.
  • the reactants used are 0.5 molar aqueous barium sulphide solution and 0.5 molar aqueous zinc sulphate solution. In the reaction cell the following reaction takes place:
  • the product of the reaction is a mixture of nanoscale zinc sulfide and nanoscale barium sulfate in water.
  • the spatial representation in FIG. 4 shows a reaction cell or its reaction space or mixing chamber.
  • a gas is supplied via the inlet C, here air. At the point where the substances to be mixed meet, they are mixed intensively and quickly. Due to the inclination of the feeds, the mixture is given a resultant impulse in the direction of the outlet D passing through the
  • Air flow is amplified.
  • the air duct of the outlet of the reaction space takes place in a nozzle-like shaped channel A.
  • the channel is shaped so that no stalls or sharp cross-sectional changes occur.
  • Guiding contours can consist of ribs or grooves.
  • a collar G is attached to prevent premature mixing with the mixture flowing along the wall.
  • the feeders can be offset laterally by the dimensions Mc and Md.
  • Mc and Md the dimensions of the feeders.
  • the mixture is in a Rotational motion offset, which improve the mixture and the separation from the air.
  • FIG. 7 shows by way of example a flow simulation which shows the mixture of the starting substances.
  • the different shades of gray indicate the starting materials and their uniform and ideal mixture.
  • the reaction volume Preferably, a uniform and high supersaturation and a short residence time of the precipitated particles is ensured in the reaction volume.
  • the reactants which form a sparingly soluble precipitate under the present conditions are mixed in a small volume V, the reaction volume, with the reaction volume separated by a reactor housing or by a gas stream. If the reaction volume is limited by the reactor housing, the reaction volume is from 1 ⁇ l to 10 ml, preferably from 5 ⁇ l to 5 ml, more preferably from 10 ⁇ l to 3 ml. If the reaction volume is limited by the gas flow, the reaction volume is 10 * "5 ul to 100 ul, more preferably from 1 * 10" 4 1 ul to 10 ul.
  • the reaction space in the reaction cell 3 includes a product nozzle 7, via which the resulting product 4 is removed from the reaction space.
  • the diameters or the respective effective cross-section of the reactant nozzles 5, 6, 9 and the pressure with which the reactants 1, 2, 8 in the reaction space are injected, are chosen so that the residence time of the reactants 1, 2, 8 and / or the product 4 in the reaction chamber of the reaction cell 3 is shorter than 1 s (second).
  • the product 4 is by means of a gas stream, preferably compressed air, from the
  • the outlet opening of the reaction space is a product nozzle 7.
  • the reactant nozzles 5, 6, 9 are preferably circular or slit-shaped.
  • the diameter of circular or cylindrical reactant nozzles 5, 6, 9 is in the range of 0.1-5 mm, preferably in the range of 0.5-2 mm.
  • the reaction space is cylindrical, via the inlet opening (C) of the gas stream is supplied and the outlet opening merges into the product nozzle for discharging the resulting product, wherein the effective cross section of the inlet opening (C) of the reaction space is smaller than the effective output cross-section of the outlet (D ) of the product nozzle is.
  • the Reaktandendüsen (E, F) have at their outlet into the reaction space on a collar (G), which reduces the cross section of the reaction space at the location of the collar (G).
  • Lead contours (B) such as ribs or grooves.
  • the process and the reaction cell is used for the precipitation of nanoscale particles, in particular barium sulfate, preferably under process conditions.

Abstract

L'invention concerne un procédé et un dispositif permettant la mise en oeuvre de processus physiques et chimiques, procédé selon lequel, pour amorcer ces processus, des réactifs (1, 2, 8) sont pulvérisés par une tuyère à réactif respective (5, 6, 9) au moyen de pompes dans une chambre de réaction d'une cellule de réaction (3) en un point de collision commun (11) puis le produit (4) obtenu en mélangeant les réactifs (1, 2, 8) est retiré de la chambre de réaction. Selon la présente invention, les jets de toutes les tuyères à réactif (5, 6, 9) sont orientés de façon à former un angle α de α = 10° - 170° les uns par rapport aux autres, afin d'éviter que ces tuyères à réactif ne soient obstruées.
PCT/EP2007/051662 2006-02-21 2007-02-21 Procédé permettant la mise en oeuvre de processus physiques et chimiques et cellule de réaction WO2007096383A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006008414 2006-02-21
DE102006008414.4 2006-02-21

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Publication Number Publication Date
WO2007096383A1 true WO2007096383A1 (fr) 2007-08-30

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WO (1) WO2007096383A1 (fr)

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WO2009048337A1 (fr) * 2007-10-12 2009-04-16 National Oilwell Norway As Moyens et procédé pour mélanger une matière particulaire et un liquide
KR101034747B1 (ko) * 2009-05-29 2011-05-17 삼성에스디아이 주식회사 믹싱 장치
WO2011138161A1 (fr) * 2010-05-05 2011-11-10 Voith Patent Gmbh Dispositif mélangeur
WO2012139921A1 (fr) * 2011-04-13 2012-10-18 Voith Patent Gmbh Procédé et ensemble de pulvérisateurs pour introduire des produits chimiques et/ou des additifs dans un flux d'un procédé de préparation
WO2014066083A1 (fr) * 2012-10-26 2014-05-01 Dow Global Technologies, Llc Mélangeur et réacteur et procédé faisant appel à eux
US8907148B2 (en) 2011-08-07 2014-12-09 Dow Global Technologies Llc Process for the production of chlorinated propenes
US8907149B2 (en) 2011-05-31 2014-12-09 Dow Global Technologies Llc Process for the production of chlorinated propenes
US8927792B2 (en) 2011-06-08 2015-01-06 Dow Agrosciences, Llc Process for the production of chlorinated and/or fluorinated propenes
US8926918B2 (en) 2009-10-09 2015-01-06 Dow Global Technologies Llc Isothermal multitube reactors
US8933280B2 (en) 2009-10-09 2015-01-13 Dow Global Technologies Llc Processes for the production of hydrofluoroolefins
US9056808B2 (en) 2011-05-31 2015-06-16 Dow Global Technologies, Llc Process for the production of chlorinated propenes
WO2015091641A1 (fr) 2013-12-17 2015-06-25 Basf Se Procédé de production de polyamides au moyen d'un système de buses de pulvérisation agencé pour provoquer la collision de jets de pulvérisation
US9067855B2 (en) 2011-11-21 2015-06-30 Dow Global Technologies Llc Process for the production of chlorinated alkanes
US9169177B2 (en) 2011-12-22 2015-10-27 Blue Cube Ip Llc Process for the production of tetrachloromethane
US9199899B2 (en) 2011-12-02 2015-12-01 Blue Cube Ip Llc Process for the production of chlorinated alkanes
US9233896B2 (en) 2011-08-07 2016-01-12 Blue Cube Ip Llc Process for the production of chlorinated propenes
US9284239B2 (en) 2011-12-02 2016-03-15 Blue Cube Ip Llc Process for the production of chlorinated alkanes
US9321707B2 (en) 2012-09-20 2016-04-26 Blue Cube Ip Llc Process for the production of chlorinated propenes
US9334205B2 (en) 2011-12-13 2016-05-10 Blue Cube Ip Llc Process for the production of chlorinated propanes and propenes
US9382176B2 (en) 2013-02-27 2016-07-05 Blue Cube Ip Llc Process for the production of chlorinated propenes
US9403741B2 (en) 2013-03-09 2016-08-02 Blue Cube Ip Llc Process for the production of chlorinated alkanes
US9475740B2 (en) 2012-12-19 2016-10-25 Blue Cube Ip Llc Process for the production of chlorinated propenes
US9512053B2 (en) 2012-12-18 2016-12-06 Blue Cube Ip Llc Process for the production of chlorinated propenes
US9512049B2 (en) 2011-12-23 2016-12-06 Dow Global Technologies Llc Process for the production of alkenes and/or aromatic compounds
US9598334B2 (en) 2012-09-20 2017-03-21 Blue Cube Ip Llc Process for the production of chlorinated propenes
US9795941B2 (en) 2012-09-30 2017-10-24 Blue Cube Ip Llc Weir quench and processes incorporating the same
CN111285389A (zh) * 2018-12-06 2020-06-16 南风化工集团股份有限公司 一种超细沉淀硫酸钡的生产方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274082B (de) * 1964-01-13 1968-08-01 Akad Wissenschaften Ddr Stroemungsreaktor fuer Faellungen
EP0128361A1 (fr) * 1983-05-10 1984-12-19 Toyota Jidosha Kabushiki Kaisha Procédé et appareil pour la production et la collection de poudre fine d'un alliage métallique
WO2002079082A2 (fr) * 2001-01-31 2002-10-10 William Marsh Rice University Processus utilisant des agregats catalytiques preformes pour la fabrication de nanotubes en carbone a paroi simple
DE10141054A1 (de) * 2001-08-22 2003-03-06 Bernd Penth Strahlreaktor und dessen Justierung
US20030153709A1 (en) * 1997-10-28 2003-08-14 Atofina Process for the continuous polymerization with micromixing of reactive fluids
US20030230652A1 (en) * 2002-02-05 2003-12-18 Degussa Ag Process for producing dispersions
WO2004004879A1 (fr) * 2002-07-03 2004-01-15 Yong Chae Jeong Ensemble tete melangeuse possedant un ajutage d'injection a double inclinaison
WO2004037929A1 (fr) * 2002-10-25 2004-05-06 Clariant Gmbh Procede et dispositif pour mettre en oeuvre des procedes chimiques et physiques

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274082B (de) * 1964-01-13 1968-08-01 Akad Wissenschaften Ddr Stroemungsreaktor fuer Faellungen
EP0128361A1 (fr) * 1983-05-10 1984-12-19 Toyota Jidosha Kabushiki Kaisha Procédé et appareil pour la production et la collection de poudre fine d'un alliage métallique
US20030153709A1 (en) * 1997-10-28 2003-08-14 Atofina Process for the continuous polymerization with micromixing of reactive fluids
WO2002079082A2 (fr) * 2001-01-31 2002-10-10 William Marsh Rice University Processus utilisant des agregats catalytiques preformes pour la fabrication de nanotubes en carbone a paroi simple
DE10141054A1 (de) * 2001-08-22 2003-03-06 Bernd Penth Strahlreaktor und dessen Justierung
US20030230652A1 (en) * 2002-02-05 2003-12-18 Degussa Ag Process for producing dispersions
WO2004004879A1 (fr) * 2002-07-03 2004-01-15 Yong Chae Jeong Ensemble tete melangeuse possedant un ajutage d'injection a double inclinaison
WO2004037929A1 (fr) * 2002-10-25 2004-05-06 Clariant Gmbh Procede et dispositif pour mettre en oeuvre des procedes chimiques et physiques

Cited By (35)

* Cited by examiner, † Cited by third party
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GB2467482A (en) * 2007-10-12 2010-08-04 Nat Oilwell Norway As Means and method for mixing a particulate material and a liquid
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WO2015091641A1 (fr) 2013-12-17 2015-06-25 Basf Se Procédé de production de polyamides au moyen d'un système de buses de pulvérisation agencé pour provoquer la collision de jets de pulvérisation
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