DE68922162D1 - Verfahren und Vorrichtung zur Bearbeitung von potentiell explosiven und empfindlichen Materialien zum Formen von länglichen perforierten extrudierten Strängen. - Google Patents

Verfahren und Vorrichtung zur Bearbeitung von potentiell explosiven und empfindlichen Materialien zum Formen von länglichen perforierten extrudierten Strängen.

Info

Publication number
DE68922162D1
DE68922162D1 DE68922162T DE68922162T DE68922162D1 DE 68922162 D1 DE68922162 D1 DE 68922162D1 DE 68922162 T DE68922162 T DE 68922162T DE 68922162 T DE68922162 T DE 68922162T DE 68922162 D1 DE68922162 D1 DE 68922162D1
Authority
DE
Germany
Prior art keywords
sensitive materials
potentially explosive
form elongated
extruded strands
elongated perforated
Prior art date
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 - Fee Related
Application number
DE68922162T
Other languages
English (en)
Other versions
DE68922162T2 (de
Inventor
Bernard A Loomans
James E Kowalczyk
Jerry W Jones
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.)
APV Chemical Machinery Inc
Original Assignee
APV Chemical Machinery Inc
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 APV Chemical Machinery Inc filed Critical APV Chemical Machinery Inc
Publication of DE68922162D1 publication Critical patent/DE68922162D1/de
Application granted granted Critical
Publication of DE68922162T2 publication Critical patent/DE68922162T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
    • C06B21/0033—Shaping the mixture
    • C06B21/0075—Shaping the mixture by extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/04—Particle-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/015—Explosive
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/243—Extrusion or injection molding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/244—Die and matrix

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Glanulating (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
DE68922162T 1988-08-29 1989-08-29 Verfahren und Vorrichtung zur Bearbeitung von potentiell explosiven und empfindlichen Materialien zum Formen von länglichen perforierten extrudierten Strängen. Expired - Fee Related DE68922162T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/237,415 US4945807A (en) 1988-08-29 1988-08-29 Method and apparatus for processing potentially explosive and sensitive materials for forming longitudinally perforated extrudate strands

Publications (2)

Publication Number Publication Date
DE68922162D1 true DE68922162D1 (de) 1995-05-18
DE68922162T2 DE68922162T2 (de) 1995-08-31

Family

ID=22893622

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68922162T Expired - Fee Related DE68922162T2 (de) 1988-08-29 1989-08-29 Verfahren und Vorrichtung zur Bearbeitung von potentiell explosiven und empfindlichen Materialien zum Formen von länglichen perforierten extrudierten Strängen.

Country Status (4)

Country Link
US (1) US4945807A (de)
EP (1) EP0357004B1 (de)
JP (1) JPH02160686A (de)
DE (1) DE68922162T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5055022A (en) * 1990-03-22 1991-10-08 Hoover Universal, Inc. Multiple parison extrusion device for producing laminar articles
US5346713A (en) * 1993-01-21 1994-09-13 Leader Robert G Method for forming a compressed bar from an oil seed crop
US5486049A (en) * 1994-01-28 1996-01-23 Nestec S.A. Apparati for mixing fluid substances
US5620205A (en) * 1994-03-14 1997-04-15 Morton International, Inc. Gas generation and ignition system for airbag inflation
US5776534A (en) * 1996-04-03 1998-07-07 General Mills, Inc. Food apparatus for forming multiple colored extrudates and method of preparation
US5919509A (en) * 1997-05-01 1999-07-06 General Mills, Inc. Method and apparatus for producing multiple food extrudates
DE10009819A1 (de) * 2000-03-01 2001-09-06 Trw Airbag Sys Gmbh & Co Kg Verfahren zur Herstellung von Treibstoff-Formlingen
IT1319599B1 (it) * 2000-12-20 2003-10-20 Rosaldo Fare Testa di melt-blown e procedimento ad alimentazione controllata per laproduzione di fibrille di materiale polimerico
US20060076703A1 (en) * 2004-10-13 2006-04-13 Looman Ernest W Jr Double flow channel for an extruder head
CN103124591B (zh) * 2010-09-30 2015-06-03 伊奎聚合物有限公司 混合方法和可用于其的装置
DE102019127661A1 (de) * 2019-08-06 2021-02-11 Kautex Maschinenbau Gmbh Schmelzeverteiler

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1744130A (en) * 1928-03-19 1930-01-21 Dunlop Tire & Rubber Corp Apparatus for extruding tubes
US2491588A (en) * 1945-04-19 1949-12-20 Hercules Powder Co Ltd Extrusion die
US2944287A (en) * 1956-08-28 1960-07-12 Phillips Petroleum Co Apparatus for and method of extruding plastic materials
US3381336A (en) * 1966-06-20 1968-05-07 Stanley C. Wells Melt spinning extrusion head system
US3416190A (en) * 1966-06-28 1968-12-17 Mehnert Gottfried Diehead
GB1207952A (en) * 1966-07-06 1970-10-07 Mini Of Technology Improvements in or relating to extrusion apparatus
US3561053A (en) * 1967-05-15 1971-02-09 Owens Illinois Inc Extrusion device
US3574889A (en) * 1968-11-18 1971-04-13 Charles H Hire Multiport extruding die
US3618162A (en) * 1969-10-02 1971-11-09 Usm Corp Plastic pelletizer underwater pelletizing head
US3884452A (en) * 1972-09-25 1975-05-20 Manbritt Ind Inc Blow-molding plasticizing manifold
DE2316538C3 (de) * 1973-04-03 1982-05-06 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Gudol- Pulver
DE2461646C2 (de) * 1974-12-27 1984-01-05 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Treibladungspulvern
DE2605481A1 (de) * 1975-02-15 1976-08-26 Icoa Verfahren und vorrichtung zur herstellung polykapillarer elemente
US3960993A (en) * 1975-02-27 1976-06-01 The United States Of America As Represented By The Secretary Of The Navy Method for extruding solventless gun powder
US4032279A (en) * 1975-09-08 1977-06-28 The B. F. Goodrich Company Extrusion adapter
CH590122A5 (de) * 1975-09-17 1977-07-29 Netstal Ag Maschf Giesserei
FR2325491A1 (fr) * 1975-09-25 1977-04-22 Poudres & Explosifs Ste Nale Procede de boudinage des compositions pyrotechniques, et boudineuse a vis
US4076477A (en) * 1975-12-08 1978-02-28 Grandview Industries Limited Multiple extrusion apparatus
DE2847627A1 (de) * 1978-01-04 1979-07-05 Plasticisers Ltd Extrusionsmatrize oder -verteilerkopf
JPS57143507A (en) * 1981-02-18 1982-09-04 Toray Ind Inc Spinneret device for conjugate fiber
DE3372337D1 (en) * 1982-12-06 1987-08-13 Windmoeller & Hoelscher Method and device for the formation and rearranging of partial streams from extruded thermoplastic and/or elastomeric materials
US4585600A (en) * 1984-11-28 1986-04-29 Hercules Incorporated Extrusion, conveyance, and cutting system
US4767577A (en) * 1985-10-03 1988-08-30 Mueller Dietmar Process and apparatus for producing plastic-bound propellant powders and explosives
US4744669A (en) * 1986-10-23 1988-05-17 Baker Perkins, Inc. Mixing and extruding apparatus and methods

Also Published As

Publication number Publication date
US4945807A (en) 1990-08-07
EP0357004A2 (de) 1990-03-07
EP0357004B1 (de) 1995-04-12
JPH02160686A (ja) 1990-06-20
EP0357004A3 (de) 1991-01-09
DE68922162T2 (de) 1995-08-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee