BE791663A - PROCESS AND APPARATUS FOR THE PRODUCTION OF GASEOUS REACTION COMPONENTS FOR THE PREPARATION OF MOLDS AND FOUNDRY CORES - Google Patents

PROCESS AND APPARATUS FOR THE PRODUCTION OF GASEOUS REACTION COMPONENTS FOR THE PREPARATION OF MOLDS AND FOUNDRY CORES

Info

Publication number
BE791663A
BE791663A BE791663DA BE791663A BE 791663 A BE791663 A BE 791663A BE 791663D A BE791663D A BE 791663DA BE 791663 A BE791663 A BE 791663A
Authority
BE
Belgium
Prior art keywords
molds
preparation
production
reaction components
gaseous reaction
Prior art date
Application number
Other languages
French (fr)
Inventor
W Schmidtke
Original Assignee
Kohlensaurewerke C G Rommenholler 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.)
Publication date
Publication of BE791663A publication Critical patent/BE791663A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/12—Treating moulds or cores, e.g. drying, hardening
    • B22C9/123—Gas-hardening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/10—Mixing gases with gases
    • B01F23/12—Mixing gases with gases with vaporisation of a liquid
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • 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
    • B01F25/40—Static mixers
    • B01F25/45—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads
    • 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
    • B01F25/40—Static mixers
    • B01F25/45—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads
    • B01F25/452—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces
    • B01F25/4521—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces the components being pressed through orifices in elements, e.g. flat plates or cylinders, which obstruct the whole diameter of the tube
    • B01F25/45211—Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces the components being pressed through orifices in elements, e.g. flat plates or cylinders, which obstruct the whole diameter of the tube the elements being cylinders or cones which obstruct the whole diameter of the tube, the flow changing from axial in radial and again in axial
    • 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
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/911—Axial flow
    • 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
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/918—Counter current flow, i.e. flows moving in opposite direction and colliding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE791663D 1972-09-11 PROCESS AND APPARATUS FOR THE PRODUCTION OF GASEOUS REACTION COMPONENTS FOR THE PREPARATION OF MOLDS AND FOUNDRY CORES BE791663A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2244448A DE2244448C3 (en) 1972-09-11 1972-09-11 Method and device for generating a dry gaseous CO 2-trimethylamine mixture under pressure in a container which is used for gassing foundry molds and cores

Publications (1)

Publication Number Publication Date
BE791663A true BE791663A (en) 1973-03-16

Family

ID=5855974

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791663D BE791663A (en) 1972-09-11 PROCESS AND APPARATUS FOR THE PRODUCTION OF GASEOUS REACTION COMPONENTS FOR THE PREPARATION OF MOLDS AND FOUNDRY CORES

Country Status (8)

Country Link
AT (1) AT324590B (en)
BE (1) BE791663A (en)
CH (1) CH559073A5 (en)
DE (1) DE2244448C3 (en)
FR (1) FR2198778B1 (en)
GB (1) GB1402355A (en)
IT (1) IT973262B (en)
NL (1) NL7215058A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4349358A (en) 1981-03-26 1982-09-14 Union Carbide Corporation Method of mixing a gas and a vaporizable liquid
DE3511927C2 (en) * 1985-04-01 1994-07-07 Perkin Elmer Corp Mixing device for mixing at least two flowing fluid substances
FR2842123B1 (en) 2002-07-11 2004-08-27 Carboxyque Francaise METHOD AND DEVICE FOR INJECTING DIPHASIC CO2 INTO A TRANSFER GAS MEDIUM

Also Published As

Publication number Publication date
CH559073A5 (en) 1975-02-28
GB1402355A (en) 1975-08-06
FR2198778B1 (en) 1976-02-13
IT973262B (en) 1974-06-10
DE2244448C3 (en) 1975-09-25
DE2244448A1 (en) 1974-03-21
FR2198778A1 (en) 1974-04-05
AT324590B (en) 1975-09-10
NL7215058A (en) 1974-03-13
DE2244448B2 (en) 1975-02-06

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