FR2456606A1 - Procede et appareil pour la realisation d'un recipient tubulaire, en renfermant un autre plus petit, a partir d'un materiau en feuille - Google Patents

Procede et appareil pour la realisation d'un recipient tubulaire, en renfermant un autre plus petit, a partir d'un materiau en feuille

Info

Publication number
FR2456606A1
FR2456606A1 FR8010858A FR8010858A FR2456606A1 FR 2456606 A1 FR2456606 A1 FR 2456606A1 FR 8010858 A FR8010858 A FR 8010858A FR 8010858 A FR8010858 A FR 8010858A FR 2456606 A1 FR2456606 A1 FR 2456606A1
Authority
FR
France
Prior art keywords
sheet
sheet material
making
tubular container
containing another
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.)
Pending
Application number
FR8010858A
Other languages
English (en)
Inventor
Peter Thomas Gilbert
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2456606A1 publication Critical patent/FR2456606A1/fr
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00Setting anchoring-bolts
    • E21D20/02Setting anchoring-bolts with provisions for grouting
    • E21D20/025Grouting with organic components, e.g. resin
    • E21D20/026Cartridges; Grouting charges
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/36Bending and joining, e.g. for making hollow articles
    • B29C53/38Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges
    • B29C53/48Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of indefinite length, i.e. bending a strip progressively
    • B29C53/50Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of indefinite length, i.e. bending a strip progressively using internal forming surfaces, e.g. mandrels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7858Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
    • B29C65/7888Means for handling of moving sheets or webs
    • B29C65/7894Means for handling of moving sheets or webs of continuously moving sheets or webs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/01General aspects dealing with the joint area or with the area to be joined
    • B29C66/05Particular design of joint configurations
    • B29C66/10Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112Single lapped joints
    • B29C66/1122Single lap to lap joints, i.e. overlap joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/40General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43Joining a relatively small portion of the surface of said articles
    • B29C66/432Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
    • B29C66/4322Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/40General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/49Internally supporting the, e.g. tubular, article during joining
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/83General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/836Moving relative to and tangentially to the parts to be joined, e.g. transversely to the displacement of the parts to be joined, e.g. using a X-Y table
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/84Specific machine types or machines suitable for specific applications
    • B29C66/849Packaging machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B29/00Packaging of materials presenting special problems
    • B65B29/10Packaging two or more different substances isolated from one another in the package but capable of being mixed without opening the package, e.g. forming packages containing a resin and hardener isolated by a frangible partition
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10Applying or generating heat or pressure or combinations thereof
    • B65B51/22Applying or generating heat or pressure or combinations thereof by friction or ultrasonic or high-frequency electrical means, i.e. by friction or ultrasonic or induction welding
    • B65B51/225Applying or generating heat or pressure or combinations thereof by friction or ultrasonic or high-frequency electrical means, i.e. by friction or ultrasonic or induction welding by ultrasonic welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/70General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/70General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B13/00Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/14Non-metallic plugs or sleeves; Use of liquid, loose solid or kneadable material therefor
    • F16B13/141Fixing plugs in holes by the use of settable material
    • F16B13/143Fixing plugs in holes by the use of settable material using frangible cartridges or capsules containing the setting components

Abstract

UNE FEUILLE DE MATERIAU 4 EST ACHEMINEE LONGITUDINALEMENT VERS DES MOYENS DE CONFORMATION, TANDIS QUE L'UN DE SES BORDS 4A EST REPLIE SUR LUI-MEME, FORMANT AINSI UNE PARTIE A DEUX EPAISSEURS. LA FEUILLE EST CONFORMEE EN TUBE A L'INTERIEUR DUQUEL SE TROUVE LA PARTIE A DEUX EPAISSEURS. LES DEUX BORDS LIBRES DE LA FEUILLE ET LE MATERIAU DE LA FEUILLE SOUS-JACENT SONT SOUDES ENSEMBLE PAR ULTRA-SONS ENTRE UN STYLE 54 ET UNE ENCLUME 40. LE RECIPIENT "DOUBLE" OBTENU PEUT SERVIR AU CONDITIONNEMENT D'UNE RESINE ET D'UN AGENT DE DURCISSEMENT, NOTAMMENT POUR L'OUVRAGE DE BOULONS ET DE CHEVILLES DANS DES PAROIS.
FR8010858A 1979-05-18 1980-05-14 Procede et appareil pour la realisation d'un recipient tubulaire, en renfermant un autre plus petit, a partir d'un materiau en feuille Pending FR2456606A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/040,217 US4274244A (en) 1979-05-18 1979-05-18 Method and apparatus for sealing polyester film in mine bolt capsule

Publications (1)

Publication Number Publication Date
FR2456606A1 true FR2456606A1 (fr) 1980-12-12

Family

ID=21909771

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010858A Pending FR2456606A1 (fr) 1979-05-18 1980-05-14 Procede et appareil pour la realisation d'un recipient tubulaire, en renfermant un autre plus petit, a partir d'un materiau en feuille

Country Status (5)

Country Link
US (1) US4274244A (fr)
JP (1) JPS564427A (fr)
DE (1) DE3018675A1 (fr)
FR (1) FR2456606A1 (fr)
GB (1) GB2048765A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4532752A (en) * 1983-09-27 1985-08-06 W. R. Grace & Co., Cryovac Div. Product indexing device
US6810606B1 (en) * 1988-07-15 2004-11-02 Anatomic Research, Inc. Shoe sole structures incorporating a contoured side
US6641306B1 (en) * 2002-05-28 2003-11-04 Recot, Inc. Package with protrusion pouch and method for making the same
DE10227502B4 (de) * 2002-06-19 2005-10-13 Mars Incorporated Verfahren zur Herstellung von dünnwandigen Behältern aus Folienbahnen und Fertigungseinrichtung zur Durchführung des Verfahrens
US20030234187A1 (en) * 2002-06-21 2003-12-25 Paxton Ronald L. Container for separately containing reactive materials and method of forming same
US7178313B2 (en) * 2005-01-14 2007-02-20 Frito-Lay North America, Inc. Method for making a package having at least two items
ZA200605213B (en) * 2005-06-24 2007-09-26 J Lok Co Device for forming partitioned film packages
DE102006041966B3 (de) * 2006-08-25 2008-01-31 Herrmann Ultraschalltechnik Gmbh & Co. Kg Vorrichtung zum Verschweißen der Längsränder eines Beutelzuschnitts und Verwendung einer derartigen Vorrichtung zum Erzeugen einer Längsnaht
JP5836950B2 (ja) * 2009-09-02 2015-12-24 サノフィ−アベンティス・ドイチュラント・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング 薬剤容器
DE202009012907U1 (de) * 2009-09-25 2011-02-10 Hastamat Verpackungstechnik Gmbh Schlauchbeutelmaschine zum Herstellen und Füllen von schlauchartigen Beuteln
DE202009014336U1 (de) * 2009-10-23 2010-12-02 Hastamat Verpackungstechnik Gmbh Schlauchbeutelmaschine zum Herstellen und Füllen von schlauchartigen Beuteln
JP5926497B2 (ja) * 2011-05-11 2016-05-25 株式会社イシダ 製袋包装機
JP5684645B2 (ja) * 2011-05-11 2015-03-18 株式会社イシダ 製袋包装機
EP2882664B1 (fr) 2013-02-15 2017-05-03 Intercontinental Great Brands LLC Emballages possédant des caractéristiques de scellage séparable et procédés de fabrication
US10766641B2 (en) * 2014-12-23 2020-09-08 Frito-Lay North America, Inc. Method and apparatus for a product settler
AU2016201180B2 (en) * 2016-02-25 2022-01-06 Metrik Properties Pty Ltd An injection system, method of manufacturing and dual conduit delivery tube for reducing resin intermixing during the manufacture of dual set time resin capsules
CN109941529A (zh) * 2019-03-28 2019-06-28 上海骄成机电设备有限公司 一种超声立式食品包装设备

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222239A (en) * 1961-03-30 1965-12-07 Kleer Vu Ind Inc Ultrasonic sealing system
US3434906A (en) * 1966-06-20 1969-03-25 Ways & Means Inc Plastic dispensing container and method of making same
US3651615A (en) * 1969-06-25 1972-03-28 C L Band Inc Method of packaging between laminated webs with heat and ultrasonic seals
FR2196635A5 (fr) * 1972-08-16 1974-03-15 Du Pont
US3889446A (en) * 1974-06-18 1975-06-17 Du Pont Process for forming partitioned film packages and apparatus for use therein
FR2276860A1 (fr) * 1974-07-03 1976-01-30 Wafilin Bv Tube fibreux pour filtration par membrane, comprenant un organe de rupture
US3992854A (en) * 1976-02-18 1976-11-23 The Kartridg Pak Co. Method and apparatus for making dual compartment package
US4009778A (en) * 1975-11-04 1977-03-01 The Kartridg Pak Co. Dual compartment package and method for making same
US4103473A (en) * 1977-08-24 1978-08-01 Atlas Powder Company Apparatus for making a compartmented container

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3661322A (en) * 1970-04-06 1972-05-09 Kraftco Corp Package seal

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222239A (en) * 1961-03-30 1965-12-07 Kleer Vu Ind Inc Ultrasonic sealing system
US3434906A (en) * 1966-06-20 1969-03-25 Ways & Means Inc Plastic dispensing container and method of making same
US3651615A (en) * 1969-06-25 1972-03-28 C L Band Inc Method of packaging between laminated webs with heat and ultrasonic seals
FR2196635A5 (fr) * 1972-08-16 1974-03-15 Du Pont
US3889446A (en) * 1974-06-18 1975-06-17 Du Pont Process for forming partitioned film packages and apparatus for use therein
FR2276860A1 (fr) * 1974-07-03 1976-01-30 Wafilin Bv Tube fibreux pour filtration par membrane, comprenant un organe de rupture
US4009778A (en) * 1975-11-04 1977-03-01 The Kartridg Pak Co. Dual compartment package and method for making same
US3992854A (en) * 1976-02-18 1976-11-23 The Kartridg Pak Co. Method and apparatus for making dual compartment package
US4103473A (en) * 1977-08-24 1978-08-01 Atlas Powder Company Apparatus for making a compartmented container

Also Published As

Publication number Publication date
GB2048765A (en) 1980-12-17
JPS564427A (en) 1981-01-17
DE3018675A1 (de) 1980-11-20
US4274244A (en) 1981-06-23

Similar Documents

Publication Publication Date Title
FR2456606A1 (fr) Procede et appareil pour la realisation d'un recipient tubulaire, en renfermant un autre plus petit, a partir d'un materiau en feuille
ES2048891T3 (es) Dispositivo de envasado que utiliza envoltura tubular.
US3956046A (en) Method for ultrasonically welding composite sheet material
FR2394321A1 (fr) Dispositif de nettoyage de recipients d'agitateur
GB2138379A (en) Tube former
KR920004123A (ko) 성형 밀봉된 가요성 필름 파우치와 그의 성형 방법 및 장치
FR2605548B1 (fr) Appareil a ultrasons pour souder et decouper un materiau en feuille
SE8101575L (sv) Oppningsanordning for forpackningsbehallare
MX171390B (es) Metodo de sellado termico ultrasonico para perforar un paquete
FR2430894A1 (fr) Recipient souple pour denrees en vrac
ATE96393T1 (de) Leicht zu oeffnende verpackung.
FR2409143A1 (fr) Dispositif de soudage formant ligne de separation pour feuilles en vue de l'emballage
FR2380945A1 (fr) Machine a emballer avec epaulement de formage pour la deformation d'une bande de feuille en une gaine
JPS57501958A (fr)
FR2440400A1 (fr) Dispositif pour l'etude de reactions biochimiques ou enzymatiques
FR2375975A1 (fr) Dispositif pour fabriquer des chaines ou bandes de sacs
GB2000744A (en) Improvements in the packaging of liquids
KR830006961A (ko) 스라이너 파스너의 상지 취부장치
ES289985U (es) Bolsita con dispositivo de apertura perfeccionado.
FR2439661A1 (fr) Machine de soudage de feuilles de matiere thermoplastique
DE3773092D1 (de) Tragbarer verpackungsbeutel aus kunststoffolie und verfahren zu dessen herstellung.
FR2518454B1 (fr) Machine de scellement d'un fond ou d'un couvercle sur le chant d'un troncon de profile
FR2369163A1 (fr) Appareil pour fabriquer des recipients rectanguloide
KR920019635A (ko) 클램프 웨이브 용기 밀봉구조체의 제조방법 및 제조장치
FR2449596A1 (fr) Appareil de remplissage et de fermeture de sacs a embout obturable