BE846593A - Procede de boudinage des compositions pyrotechniques, et boudineuse a vis - Google Patents

Procede de boudinage des compositions pyrotechniques, et boudineuse a vis

Info

Publication number
BE846593A
BE846593A BE170946A BE170946A BE846593A BE 846593 A BE846593 A BE 846593A BE 170946 A BE170946 A BE 170946A BE 170946 A BE170946 A BE 170946A BE 846593 A BE846593 A BE 846593A
Authority
BE
Belgium
Prior art keywords
purling
padding
screw
pyrotechnic compositions
pyrotechnic
Prior art date
Application number
BE170946A
Other languages
English (en)
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 filed Critical
Publication of BE846593A publication Critical patent/BE846593A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/24—Extrusion presses; Dies therefor using screws or worms
    • 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
    • B29C48/256—Exchangeable extruder parts
    • B29C48/2564—Screw parts
    • 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
    • B29C48/505—Screws
    • B29C48/635—Eccentrically rotating screws; Screws revolving around an axis other than their central axis
    • 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
    • B29C48/76—Venting, drying means; Degassing means
    • 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
    • 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
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/762—Vapour stripping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (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)
BE170946A 1975-09-25 1976-09-24 Procede de boudinage des compositions pyrotechniques, et boudineuse a vis BE846593A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7529338A FR2325491A1 (fr) 1975-09-25 1975-09-25 Procede de boudinage des compositions pyrotechniques, et boudineuse a vis

Publications (1)

Publication Number Publication Date
BE846593A true BE846593A (fr) 1977-03-24

Family

ID=9160413

Family Applications (1)

Application Number Title Priority Date Filing Date
BE170946A BE846593A (fr) 1975-09-25 1976-09-24 Procede de boudinage des compositions pyrotechniques, et boudineuse a vis

Country Status (7)

Country Link
US (1) US4120920A (fr)
BE (1) BE846593A (fr)
CA (1) CA1084272A (fr)
DE (1) DE2643189C3 (fr)
FR (1) FR2325491A1 (fr)
GB (1) GB1519745A (fr)
IT (1) IT1069109B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924317C2 (de) * 1979-06-15 1984-07-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Zweistufige Strangpreßvorrichtung für thermoplastische Formmassen, insbesondere für pulverförmige Kunststoffe
DE3042697C2 (de) * 1980-11-12 1986-02-20 WNC-Nitrochemie GmbH, 8261 Aschau Verfahren zum kontinuierlichen Herstellen einbasiger Pulver
DE3134479C2 (de) * 1981-09-01 1988-12-22 Josef A. 7144 Asperg Blach Vorrichtung zum kontinuierlichen Aufschmelzen und Mischen von Kunststoffen
DE3412410C2 (de) * 1984-04-03 1987-01-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Verfahren zur Herstellung kunststoffgebundener Treibladungspulver und Sprengstoffe
BR8405016A (pt) * 1984-10-04 1986-05-13 Charles Helle Processo para a preparacao de polvoras propelentes
DE3635296C2 (de) * 1986-10-16 1995-12-21 Nitrochemie Gmbh Verfahren zum Herstellen von Treibladungspulver
US5129304A (en) * 1988-08-29 1992-07-14 Apv Chemical Machinery Inc. Method and apparatus for processing potentially explosive and sensitive materials for forming longitudinally perforated extrudate strands
US4945807A (en) * 1988-08-29 1990-08-07 Apv Chemical Machinery, Inc. Method and apparatus for processing potentially explosive and sensitive materials for forming longitudinally perforated extrudate strands
DE3913603C1 (fr) * 1989-04-25 1990-03-29 Wnc-Nitrochemie Gmbh, 8261 Aschau, De
US5251531A (en) * 1989-04-25 1993-10-12 Wnc-Nitrochemie Gmbh Method and apparatus to prepare monobasic propellant charge powders with alcohol and ether as solvents
FR2693400B1 (fr) * 1992-07-10 1994-09-02 Scamia Ensemble de plastification et de filtration en continu pour des matières telles que des polymères à l'état pâteux, visqueux ou fondu, produits visco élastiques, produits protéoléagineux.
US5487851A (en) * 1993-12-20 1996-01-30 Thiokol Corporation Composite gun propellant processing technique
IT1303885B1 (it) * 1998-11-30 2001-03-01 Techint Spa Rotore per macchine di mescolazione di elastomeri e simili con angolod'ingresso nella mescola variato lungo lo sviluppo di almeno una delle
DE19909230A1 (de) * 1999-03-03 2000-09-07 Wolff Walsrode Ag Verfahren zur Herstellung verdichteter rieselfähiger Lackrohstoffe
US6620269B1 (en) * 2000-09-26 2003-09-16 Breed Automotive Technology, Inc. Autoignition for gas generators
US7063810B1 (en) * 2002-11-27 2006-06-20 The United States Of America As Represented By The Secretary Of The Navy Co-extrusion of energetic materials using multiple twin screw extruders
EP1583648A1 (fr) * 2002-12-30 2005-10-12 Apx Ag Procede et dispositif d'extrusion pour le traitement d'un melange constitue de fibres naturelles et de materiaux synthetiques
DE102004052055B4 (de) * 2004-10-26 2014-11-20 Blach Verwaltung Gmbh & Co.Kg Extruder
FR2888233B1 (fr) * 2005-07-06 2008-04-25 Snpe Materiaux Energetiques Sa Procede et dispositif de fabrication en continu d'un projet pyrotechnique
RU2442765C1 (ru) * 2010-08-02 2012-02-20 Федеральное государственное унитарное предприятие "Научно-исследовательский институт полимерных материалов" Способ изготовления баллиститного пороха непрерывным методом
US9539752B2 (en) * 2013-08-09 2017-01-10 General Dynamics Ordnance and Tactical Systems—Canada Valleyfield, Inc. Continuous celluloid twin screw extrusion process
US11780141B1 (en) * 2018-12-04 2023-10-10 The United States Of America As Represented By The Secretary Of The Army Continuous process for producing foamable celluloid

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1066476B (de) * 1959-10-01 Kreßbronn Paul Gerhard Klar (Bodensee) Verfahren und Einrichtung zum lichtelektrischen Registerregeln
US2926386A (en) * 1955-03-07 1960-03-01 Phillips Petroleum Co Manufacture of propellants
DE1048212B (de) * 1957-08-09 1958-12-31 Dynamit Nobel Ag Vorrichtung zur kontinuierlichen Herstellung von Schiesspulvern und Treibsaetzen
US3155749A (en) * 1960-05-03 1964-11-03 Atlantic Res Corp Extrusion process for making propellant grains
US3296043A (en) * 1961-10-26 1967-01-03 Aerojet General Co Continuous mixing process for solid resin base propellants
DE1571244C2 (de) * 1966-01-25 1974-03-28 Dynamit Nobel Ag, 5210 Troisdorf Vorrichtung zur kontinuierlichen Herstellung von festen Spreng- und Treibstoffen aus feuchtigkeitshaltigen Ausgangsmischungen
DE1646285C3 (de) * 1968-01-02 1979-01-25 Dynamit Nobel Ag, 5210 Troisdorf Kontinuierliche Herstellung von Pulver ohne Lösungsmittel
DE2316538C3 (de) * 1973-04-03 1982-05-06 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Gudol- Pulver

Also Published As

Publication number Publication date
FR2325491A1 (fr) 1977-04-22
DE2643189C3 (de) 1984-03-08
US4120920A (en) 1978-10-17
DE2643189B2 (de) 1978-10-19
DE2643189A1 (de) 1977-04-14
CA1084272A (fr) 1980-08-26
FR2325491B1 (fr) 1979-06-15
IT1069109B (it) 1985-03-25
GB1519745A (en) 1978-08-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SOC. NATIONALE DES POUDRES ET EXPLOSIFS

Effective date: 19920930