ITMI20030187A1 - Apparecchiatura di miscelazione ad alta pressione - Google Patents

Apparecchiatura di miscelazione ad alta pressione

Info

Publication number
ITMI20030187A1
ITMI20030187A1 IT000187A ITMI20030187A ITMI20030187A1 IT MI20030187 A1 ITMI20030187 A1 IT MI20030187A1 IT 000187 A IT000187 A IT 000187A IT MI20030187 A ITMI20030187 A IT MI20030187A IT MI20030187 A1 ITMI20030187 A1 IT MI20030187A1
Authority
IT
Italy
Prior art keywords
high pressure
mixing equipment
pressure mixing
equipment
pressure
Prior art date
Application number
IT000187A
Other languages
English (en)
Inventor
Maurizio Corti
Original Assignee
Afros Spa
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 Afros Spa filed Critical Afros Spa
Priority to IT000187A priority Critical patent/ITMI20030187A1/it
Priority to US10/435,371 priority patent/US20040151063A1/en
Publication of ITMI20030187A1 publication Critical patent/ITMI20030187A1/it

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
    • B29B7/7663—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
    • 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
    • B29B7/7631—Parts; Accessories
    • B29B7/7636—Construction of the feed orifices, bores, ports
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT000187A 2003-02-05 2003-02-05 Apparecchiatura di miscelazione ad alta pressione ITMI20030187A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT000187A ITMI20030187A1 (it) 2003-02-05 2003-02-05 Apparecchiatura di miscelazione ad alta pressione
US10/435,371 US20040151063A1 (en) 2003-02-05 2003-05-12 High-pressure mixing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000187A ITMI20030187A1 (it) 2003-02-05 2003-02-05 Apparecchiatura di miscelazione ad alta pressione

Publications (1)

Publication Number Publication Date
ITMI20030187A1 true ITMI20030187A1 (it) 2004-08-06

Family

ID=32750493

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000187A ITMI20030187A1 (it) 2003-02-05 2003-02-05 Apparecchiatura di miscelazione ad alta pressione

Country Status (2)

Country Link
US (1) US20040151063A1 (it)
IT (1) ITMI20030187A1 (it)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3410531A (en) * 1967-05-19 1968-11-12 United Shoe Machinery Corp Mixing apparatus
DE1912734B2 (de) * 1969-03-13 1971-04-01 Farbenfabriken Bayer AG, 5090 Le verkusen Vorrichtung zum vermischen von schnell miteinander reagie renden komponenten insbesondere fuer die herstellung von schaumstoffen
DE2031739C3 (de) * 1970-06-26 1979-03-15 Bayer Ag, 5090 Leverkusen Verfahren und Vorrichtung zum Herstellen von Schaum- oder Homogenstoffen aus mindestens zwei miteinander reagierenden Komponenten
US3773298A (en) * 1971-03-01 1973-11-20 V Gebert Process and apparatus for the production of plastic materials and plastic foams from liquid reactive chemical components employing modified injection nozzles
DE2607641C3 (de) * 1976-02-25 1978-12-21 Admiral Maschinenfabrik Gmbh, 8990 Lindau Hochdruck-Mischkopf
DE2645937B2 (de) * 1976-10-12 1980-10-02 Elastogran Maschinenbau Gmbh & Co, 8021 Strasslach Hochdruck-Injektionsmischkopf für Mehrkomponentenkunststoffe, insbesondere Polyurethan
IT1109997B (it) * 1978-03-09 1985-12-23 Afros Srl Testa per la miscelazione e l'eiezione di componenti liquidi interagenti per lo stampaggio di materiali plastici
US4473531A (en) * 1981-04-28 1984-09-25 Regents Of The University Of Minnesota Rim mixhead with high pressure recycle
US4568003A (en) * 1981-09-02 1986-02-04 Sealed Air Corporation Detachable mixing chamber for a fluid dispensing apparatus
DE3144920A1 (de) * 1981-11-12 1983-05-26 Krauss-Maffei AG, 8000 München Mischkopf
DE3477153D1 (en) * 1983-09-03 1989-04-20 Hennecke Gmbh Maschf Multiple nozzle bringing together at least two free-flowing reactants for the preparation of a free-flowing reaction mixture which reacts into plastic, in particular into foamed plastic
US5445781A (en) * 1991-08-28 1995-08-29 Centro Sviluppo Settori Impiego S.R.L. Process for the injection molding of non-precatalyzed polymerizable resins at high-pressure and flow
US5498151A (en) * 1993-05-05 1996-03-12 Nennecker; Gunter H. Mixing head for molding machine

Also Published As

Publication number Publication date
US20040151063A1 (en) 2004-08-05

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