CH552457A - Procede pour la fabrication de flans en stratifie destines a l'emboutissage avec recuperation des chutes et appareillage pour la mise en oeuvre de ce procede. - Google Patents

Procede pour la fabrication de flans en stratifie destines a l'emboutissage avec recuperation des chutes et appareillage pour la mise en oeuvre de ce procede.

Info

Publication number
CH552457A
CH552457A CH905672A CH905672A CH552457A CH 552457 A CH552457 A CH 552457A CH 905672 A CH905672 A CH 905672A CH 905672 A CH905672 A CH 905672A CH 552457 A CH552457 A CH 552457A
Authority
CH
Switzerland
Prior art keywords
stamping
laminate
implementing
falls
collection
Prior art date
Application number
CH905672A
Other languages
English (en)
French (fr)
Original Assignee
Cebal Gp
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 Cebal Gp filed Critical Cebal Gp
Publication of CH552457A publication Critical patent/CH552457A/fr

Links

Classifications

    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/14—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor using multilayered preforms or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/082—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising vinyl resins; comprising acrylic resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/088—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/12—Deep-drawing
    • 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
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B29K2705/02—Aluminium
    • 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
    • B29L2009/00—Layered products
    • B29L2009/001—Layered products the layers being loose
    • 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
    • B29L2009/00—Layered products
    • B29L2009/003—Layered products comprising a metal layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/08—Reinforcements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2311/00—Metals, their alloys or their compounds
    • B32B2311/16—Tin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2311/00—Metals, their alloys or their compounds
    • B32B2311/20—Zinc
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2311/00—Metals, their alloys or their compounds
    • B32B2311/24—Aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • B32B2323/043—HDPE, i.e. high density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • B32B2323/046—LDPE, i.e. low density polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2327/00—Polyvinylhalogenides
    • B32B2327/06—PVC, i.e. polyvinylchloride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2377/00—Polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2379/00—Other polymers having nitrogen, with or without oxygen or carbon only, in the main chain
    • B32B2379/08—Polyimides
    • 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
    • Y10S228/00—Metal fusion bonding
    • Y10S228/903—Metal to nonmetal
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/108—Flash, trim or excess removal
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49906—Metal deforming with nonmetallic bonding
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24917—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including metal layer
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
CH905672A 1971-06-16 1972-06-16 Procede pour la fabrication de flans en stratifie destines a l'emboutissage avec recuperation des chutes et appareillage pour la mise en oeuvre de ce procede. CH552457A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7121783A FR2141562B1 (OSRAM) 1971-06-16 1971-06-16

Publications (1)

Publication Number Publication Date
CH552457A true CH552457A (fr) 1974-08-15

Family

ID=9078734

Family Applications (1)

Application Number Title Priority Date Filing Date
CH905672A CH552457A (fr) 1971-06-16 1972-06-16 Procede pour la fabrication de flans en stratifie destines a l'emboutissage avec recuperation des chutes et appareillage pour la mise en oeuvre de ce procede.

Country Status (12)

Country Link
US (1) US3878018A (OSRAM)
JP (1) JPS5237018B1 (OSRAM)
BE (1) BE784924A (OSRAM)
CA (1) CA977262A (OSRAM)
CH (1) CH552457A (OSRAM)
DE (1) DE2229265A1 (OSRAM)
ES (1) ES403907A1 (OSRAM)
FR (1) FR2141562B1 (OSRAM)
GB (1) GB1385529A (OSRAM)
IT (1) IT956590B (OSRAM)
LU (1) LU65529A1 (OSRAM)
NL (1) NL7208216A (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5438889A (en) * 1977-08-30 1979-03-24 Asahi Chem Ind Co Ltd Method and device for filling
AU528449B2 (en) * 1979-05-21 1983-04-28 Dow Chemical Company, The Formable metal-plastic-metal laminates
ZA807387B (en) * 1979-12-08 1981-11-25 Metal Box Co Ltd Containers
US4330587A (en) * 1981-02-23 1982-05-18 Monsanto Company Metal-thermoplastic-metal laminates
GB2153287B (en) * 1984-01-25 1988-10-26 Unilever Plc Containers
US4599125A (en) * 1984-08-03 1986-07-08 Buck Byron L Method and system for forming sheet material into apertured shapes
SE8404231L (sv) * 1984-08-24 1986-02-25 Kanthal Ab Sett att framstella slingformiga metallfolieelement
US5318824A (en) * 1986-05-02 1994-06-07 Mitsui Petrochemical Industries, Ltd. Packaging structure
CH684746A5 (de) * 1993-02-25 1994-12-15 Alusuisse Lonza Services Ag Laminat.
IT1281635B1 (it) * 1995-09-14 1998-02-20 Antonio Riglietti Metodo di realizzazione di contenitori multistrato monouso, particolarmente per sostanze deperibili e/o aggressive, nonche'
NL1029469C2 (nl) * 2005-07-08 2007-01-09 Coil Coating Laminates B V Werkwijze voor het vervaardigen van een vormdeel uit een samengesteld materiaal.
US7784165B2 (en) * 2006-04-19 2010-08-31 Material Science Corporation Method of forming a panel constrained layer damper treatment
DE102008023017A1 (de) 2008-05-09 2009-11-12 Thyssenkrupp Steel Ag Verfahren zum Formen eines Bördelfalzes in ein mehrlagiges Verbundmaterial sowie mehrlagiges, mindestens einen Bördelfalz aufweisendes Verbundmaterial
EP3037248B1 (de) 2014-12-22 2018-05-09 Magna Steyr Fahrzeugtechnik AG & Co KG Verfahren zur Herstellung eines Sandwichbauteils

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2697162A (en) * 1953-05-12 1954-12-14 Mohr Rudolf Method of sealing batteries
US2710046A (en) * 1954-11-24 1955-06-07 Aristocrat Leather Products In Ornamental sheet material and method of making same
US2799610A (en) * 1955-05-05 1957-07-16 American Can Co Method of producing adhesively bonded seam
US3325332A (en) * 1962-10-08 1967-06-13 Dow Chemical Co Method for heat sealing plastic film to plastic foam
US3318744A (en) * 1963-03-27 1967-05-09 Reeves Bros Inc Method of laminating polyurethane foam
US3560291A (en) * 1964-03-27 1971-02-02 Mobil Oil Corp Bonding thermoplastic resin films by means of radiation from a laser source
US3368323A (en) * 1964-10-12 1968-02-13 Fmc Corp Strap sealing method and apparatus
US3438826A (en) * 1966-01-26 1969-04-15 Kitchens Of Sara Lee Inc Method of heat sealing the container edges of plastic foam material by flame contact
US3475243A (en) * 1966-03-28 1969-10-28 Owens Illinois Inc Container sealing method
US3642552A (en) * 1968-07-13 1972-02-15 Nat Blank Book Co Method of producing photograph album leaf of closed pocket construction

Also Published As

Publication number Publication date
US3878018A (en) 1975-04-15
IT956590B (it) 1973-10-10
FR2141562A1 (OSRAM) 1973-01-26
LU65529A1 (OSRAM) 1972-10-20
JPS5237018B1 (OSRAM) 1977-09-20
BE784924A (fr) 1972-12-15
ES403907A1 (es) 1975-11-16
FR2141562B1 (OSRAM) 1974-03-08
GB1385529A (en) 1975-02-26
CA977262A (en) 1975-11-04
NL7208216A (OSRAM) 1972-12-19
DE2229265A1 (de) 1972-12-21

Similar Documents

Publication Publication Date Title
BE799460A (fr) Procede pour la fabrication et le brasage d'echangeur,
BE779241A (fr) Procede de fabrication de recipients et dispositif pour la miseen oeuvre dudit procede
BE784924A (fr) Procede de fabrication de flans en stratifie destines a l'emboutissage avec recuperation des chutes et appareillage pour la mise en oeuvre de ce procede
FR2327841A1 (fr) Procede de fabrication de toles deployees. dispositif pour sa mise en oeuvre et toles deployees obtenues
CA1002774A (en) Stirrup fabric and method for forming pipe reinforcement
PH9779A (en) Textured low alloy iron and process for producing the same
BE767467A (fr) Procede pour surveiller l'etat de fonctionnement de paliers a roulemen
CH547828A (fr) Procede pour la fabrication d'un interpolymere d'acrylate.
BE821757A (fr) Procede et dispositif pour l'echange de matieres entre des systemes heterogene
BE816225A (fr) Procede de preparation d'un carbonate de metal alcalin et dispositif pour la mise en oeuvre de ce procede
CH547237A (fr) Procede pour la fabrication de matelas de fibres de matieres thermoplastiques et dispositif pour sa mise en oeuvre.
BE820373A (fr) Procede et dispositif pour la fabrication d'elements constitutifs de moules destines a des fonderies
BE762232A (fr) Procede pour la preparation d'anilines n,n-dihaloalkyl-2,6- dinitro-4-substituees
CH556364A (fr) Procede de production d'un polyester de para-oxybenzoyle infusible et faconnable.
BE794526A (fr) Procede pour l'extraction biohydrometallurgique du cobalt et du nickel
BE786853A (fr) Procede et machine pour la fabrication de tubes soudes
BE747928A (fr) Procede et appareil pour la fabrication de flans destines a la confection de recipients troconiques
CH553870A (fr) Procede pour la production d'une nappe fibrente non tissee et dispositif pour sa mise en oeuvre.
ZA739744B (en) Process for preventing solidification in refuse converter taphole
RO63671A (fr) Procede pour la preparation des cycloalcanomes et des cycloalcanoles
HU170929B (hu) Sposob poluchenija novykh 2-beta-gidroksi-3-al'fa-amino-steroidov i roizvodnykh
CH556769A (fr) Procede et appareillage pour la fabrication de flans d'emboutissage stratifies.
BE762393A (fr) Elements pour la constitution d'echangeurs de chaleur de dimensions quelconques et procede pour leur realisation
CH557209A (de) Metallgiessverfahren und vorrichtung zur durchfuehrung des verfahrens.
IL40154A0 (en) Digitoxigenine-3-alpha,l-(rhamnosido-4'-acylates)and process for their manufacture

Legal Events

Date Code Title Description
PL Patent ceased