FR2346126B1 - - Google Patents

Info

Publication number
FR2346126B1
FR2346126B1 FR7705523A FR7705523A FR2346126B1 FR 2346126 B1 FR2346126 B1 FR 2346126B1 FR 7705523 A FR7705523 A FR 7705523A FR 7705523 A FR7705523 A FR 7705523A FR 2346126 B1 FR2346126 B1 FR 2346126B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7705523A
Other languages
French (fr)
Other versions
FR2346126A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mannesmann Demag Krauss Maffei GmbH
Original Assignee
Krauss Maffei AG
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 Krauss Maffei AG filed Critical Krauss Maffei AG
Publication of FR2346126A1 publication Critical patent/FR2346126A1/en
Application granted granted Critical
Publication of FR2346126B1 publication Critical patent/FR2346126B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/76—Mixers with stream-impingement mixing head
    • B29B7/7615—Mixers with stream-impingement mixing head characterised by arrangements for controlling, measuring or regulating, e.g. for feeding or proportioning the components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7433—Plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3093—Recirculation valves, i.e. the valve element opens a passage to the nozzle and simultaneously closes at least partially a return passage the feeding means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • B05B7/0408—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing two or more liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/76—Mixers with stream-impingement mixing head
    • B29B7/7663—Mixers with stream-impingement mixing head the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube
    • B29B7/7684—Parts; Accessories
    • B29B7/7689—Plunger constructions
    • B29B7/7694—Plunger constructions comprising recirculation channels; ducts formed in the plunger

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR7705523A 1976-03-31 1977-02-25 Reactor for mfr. of moulding from a reactive compsn. - has tank for each reactant, mixing chamber, feed lines and return line with selective cutoff Granted FR2346126A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2613719A DE2613719B2 (en) 1976-03-31 1976-03-31 Device for producing moldings from a mixture of plastic components

Publications (2)

Publication Number Publication Date
FR2346126A1 FR2346126A1 (en) 1977-10-28
FR2346126B1 true FR2346126B1 (en) 1982-01-22

Family

ID=5973969

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7705523A Granted FR2346126A1 (en) 1976-03-31 1977-02-25 Reactor for mfr. of moulding from a reactive compsn. - has tank for each reactant, mixing chamber, feed lines and return line with selective cutoff

Country Status (3)

Country Link
DE (1) DE2613719B2 (en)
FR (1) FR2346126A1 (en)
IT (1) IT1086876B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4150074A (en) * 1976-12-28 1979-04-17 The Upjohn Company Method of effecting multi-station in-place reaction injection molding all formable reactive polymeric resin composition
DE2914684A1 (en) * 1979-04-11 1981-04-02 Durol Gmbh & Co Kg Chemische Fabrik Lindau-Bodensee, 8990 Lindau Reactive viscous media mixing and metering - by passing-compressed air first through moisture insensitive medium before sensitive medium
DE3064017D1 (en) * 1979-07-02 1983-08-11 Ici Plc Method and apparatus for the manufacture of flexible polyurethane foam articles
JPS6071218A (en) * 1983-09-28 1985-04-23 Toyoda Gosei Co Ltd Variable color reaction injection molding machine
DE3612447A1 (en) * 1986-04-14 1987-10-15 Krauss Maffei Ag PLANT FOR HIGH PRESSURE MIXING OF TWO OR MORE REACTIVE PLASTIC COMPONENTS
DE4405427C1 (en) * 1994-02-21 1995-11-02 Hennecke Gmbh Maschf Process and device for the production of endless polyurethane moldings
IT201900010524A1 (en) * 2019-07-01 2021-01-01 Afros Spa Monitored mixing and dosing head

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729531A1 (en) * 1967-10-06 1972-02-03 Isernhagen Kunststoff Verf High-pressure shot device with dosing and mixing device for the production of plastics, in particular polyurethane foams
DE1778060B2 (en) * 1968-03-23 1973-01-04 Farbenfabriken Bayer Ag, 5090 Leverkusen Device for the production of plastics from components that react with one another
DE1908210A1 (en) * 1969-02-19 1970-09-10 Isernhagen Kunststoff Verf Machine for applying multi-component plastic mixtures
FR2299578A1 (en) * 1975-01-28 1976-08-27 Secmer Sa HEAD FOR MIXING AND SPILLING UNDER PRESSURE OF AT LEAST TWO PRODUCTS

Also Published As

Publication number Publication date
IT1086876B (en) 1985-05-31
DE2613719B2 (en) 1980-09-11
DE2613719A1 (en) 1977-10-06
FR2346126A1 (en) 1977-10-28

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Legal Events

Date Code Title Description
ST Notification of lapse