ATE58331T1 - Verfahren zum abfallfreien herstellen beschichteter profile und warmgeformter behaelter. - Google Patents

Verfahren zum abfallfreien herstellen beschichteter profile und warmgeformter behaelter.

Info

Publication number
ATE58331T1
ATE58331T1 AT87850169T AT87850169T ATE58331T1 AT E58331 T1 ATE58331 T1 AT E58331T1 AT 87850169 T AT87850169 T AT 87850169T AT 87850169 T AT87850169 T AT 87850169T AT E58331 T1 ATE58331 T1 AT E58331T1
Authority
AT
Austria
Prior art keywords
profile
cut
extruded
containers
waste
Prior art date
Application number
AT87850169T
Other languages
English (en)
Inventor
Lars Eric Piltz
Lennart Larsson
Original Assignee
Akerlund & Rausing Ab
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
Priority claimed from SE8602484A external-priority patent/SE467955B/sv
Priority claimed from SE8602561A external-priority patent/SE467954B/sv
Application filed by Akerlund & Rausing Ab filed Critical Akerlund & Rausing Ab
Application granted granted Critical
Publication of ATE58331T1 publication Critical patent/ATE58331T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D22/00—Producing hollow articles
    • B29D22/003—Containers for packaging, storing or transporting, e.g. bottles, jars, cans, barrels, tanks
    • 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
    • B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0027—Cutting off
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0063—Cutting longitudinally
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0017—Combinations of extrusion moulding with other shaping operations combined with blow-moulding or thermoforming
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/36—Bending and joining, e.g. for making hollow 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B29C65/481—Non-reactive adhesives, e.g. physically hardening adhesives
    • B29C65/4815—Hot melt adhesives, e.g. thermoplastic adhesives
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B29C65/483—Reactive adhesives, e.g. chemically curing adhesives
    • B29C65/485—Multi-component adhesives, i.e. chemically curing as a result of the mixing of said multi-components
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • 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
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • Y10T156/1007—Running or continuous length work
    • Y10T156/1008—Longitudinal bending
    • Y10T156/1013—Longitudinal bending and edge-joining of one piece blank to form tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
AT87850169T 1986-06-02 1987-05-20 Verfahren zum abfallfreien herstellen beschichteter profile und warmgeformter behaelter. ATE58331T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE8602484A SE467955B (sv) 1986-06-02 1986-06-02 Foerfarande och anordning foer spillfri tillverkning av en belagd profil
SE8602561A SE467954B (sv) 1986-06-06 1986-06-06 Foerfarande foer spillfri tillverkning av termoformade foerpackningsbehaallare
EP87850169A EP0252040B1 (de) 1986-06-02 1987-05-20 Verfahren zum abfallfreien Herstellen beschichteter Profile und warmgeformter Behälter

Publications (1)

Publication Number Publication Date
ATE58331T1 true ATE58331T1 (de) 1990-11-15

Family

ID=26659387

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87850169T ATE58331T1 (de) 1986-06-02 1987-05-20 Verfahren zum abfallfreien herstellen beschichteter profile und warmgeformter behaelter.

Country Status (5)

Country Link
US (1) US4813208A (de)
EP (1) EP0252040B1 (de)
JP (1) JPS633938A (de)
AT (1) ATE58331T1 (de)
DE (1) DE3766166D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977724A (en) * 1989-08-01 1990-12-18 Kim Dae S Heat sealed disposable paint bag and method
US5613345A (en) * 1993-12-29 1997-03-25 Cattleya Music Co., Ltd. Waste disposing system and apparatus
EP1075921B1 (de) * 1999-08-12 2006-09-06 Sumitomo Chemical Company, Limited Mehrschichtige geschäumte Polyolefin-Folie, Verfahren und Vorrichtung zur deren Herstellung
AUPQ268299A0 (en) * 1999-09-07 1999-09-30 Cryovac Australia Pty Ltd Method for packaging and packaging apparatus
US6364981B1 (en) 1999-12-14 2002-04-02 The Goodyear Tire & Rubber Company Forming and application of tire ply
FR2842170B1 (fr) * 2002-07-15 2004-09-24 Georges Sireix Procede de fabrication d'un emballage tubulaire et installation pour la mise en oeuvre du procede
GB0701609D0 (en) 2007-01-29 2007-03-07 Boc Group Plc Vacuum pump

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2757695A (en) * 1953-02-02 1956-08-07 Champion Machine Company Inc Nut shelling machines
US2767431A (en) * 1953-09-10 1956-10-23 Laubarede Leonce Kraffe De Method and apparatus for providing a permeable tube with an impermeable lining
US3114301A (en) * 1958-10-20 1963-12-17 Reifenhauser K G Method of and apparatus for the continuous production of tubular containers
US3056339A (en) * 1960-01-04 1962-10-02 Reifenhauser K G Apparatus for the continuous production of packaging
US3157560A (en) * 1960-12-22 1964-11-17 Continental Can Co Method and apparatus for making laminate structures and product thereof
US3354601A (en) * 1965-06-21 1967-11-28 Wayne V Rodgers Method of making stand-up package
DE1704842A1 (de) * 1967-07-31 1969-05-29 Hennecke Gmbh Maschf Verfahren und Vorrichtung zur Herstellung von mit aufschaeumbaren Stoffen,insbesondere mit Polyurethan umhuellten Hohlkoerpern
NL166218C (nl) * 1968-06-06 1981-07-15 Pirelli Werkwijze voor het vervaardigen van een baanvormige wapening voor een transportband of een drijfriem.
US3733381A (en) * 1970-12-31 1973-05-15 Standard Oil Co Continuous process for making thermoformed articles of manufacture
DE2527942A1 (de) * 1975-06-23 1977-01-13 Bischof & Klein Verfahren und vorrichtung zur herstellung von selbstklebenden abdeck- und isolierfolien
SE420897B (sv) * 1975-10-24 1981-11-09 Ziristor Ab Sett att framstella ett symmetriskt, av homogena och cellformiga plastskikt uppbyggt forpackningslaminat
JPS575123A (en) * 1980-06-13 1982-01-11 Hitachi Ltd Controller for cooling water of turbo-refrigerator
JPS5874331A (ja) * 1981-10-30 1983-05-04 Dainippon Printing Co Ltd シ−ト成形容器の製造法
JPS5882850A (ja) * 1981-11-05 1983-05-18 大日本印刷株式会社 容器及びその製造方法
JPS60190329A (ja) * 1984-03-10 1985-09-27 Kubota Ltd 施工現場における管の製造方法
IT1184200B (it) * 1984-03-26 1987-10-22 Vercon Inc Procedimento per la produzione di contenitori tubolari termoplastici con strato di barriera
SE445031B (sv) * 1984-10-02 1986-05-26 Akerlund & Rausing Ab Forpackningstub samt forfarande och anordning for tillverkning derav

Also Published As

Publication number Publication date
JPS633938A (ja) 1988-01-08
EP0252040A2 (de) 1988-01-07
EP0252040A3 (en) 1989-03-01
DE3766166D1 (de) 1990-12-20
EP0252040B1 (de) 1990-11-14
US4813208A (en) 1989-03-21
JPH0568345B2 (de) 1993-09-28

Similar Documents

Publication Publication Date Title
ATE117933T1 (de) Verfahren zum herstellen von hohlkörpern aus thermoplastischem kunststoff mit einer mehrschichtigen wandung.
ES8600116A1 (es) Metodo y aparato para producir un producto de material plastico extruido con una forma transversal predeterminada
DE69311728T2 (de) Entlüftete form und deren verwendung
ATE22839T1 (de) Verfahren und vorrichtung zum konstanthalten der wandstaerke beim extrudieren von blasfolien, rohren oder rohrfoermigen straengen aus kunststoff.
GB1224699A (en) Improvements in or relating to a method and apparatus for continuously manufacturing foamed plastic profiles
KR890003532A (ko) 2겹 발포성형물의 제조방법
ATE58331T1 (de) Verfahren zum abfallfreien herstellen beschichteter profile und warmgeformter behaelter.
DE69129204T2 (de) Verfahren zur herstellung von thermoplastischen wabenförmigen strukturen ohne bearbeitung
ATE82188T1 (de) Verfahren und vorrichtung zum herstellen von hohlkoerpern aus thermoplastischen kunstoffen.
ATE260761T1 (de) Verfahren zu zur herstellung einer polyolefinfolie und ihre verwendung.
EP0079017A3 (de) Mehrschichtige Verpackungsfolie und Verfahren zu ihrer Herstellung
ZA817404B (en) Process for the production of a continuous sheet of foamed synthetic,thermoplastic polymer by extrusion
KR100295347B1 (ko) 다층배터리격리판및이의제조방법
ATE203482T1 (de) Verfahren zur herstellung einer mehrkammer- verpackungstube
ATE2882T1 (de) Verfahren zur herstellung von thermoplastischen flachfolien mit verbesserter dimensionsstabilitaet.
DE3670044D1 (de) Verfahren und vorrichtung zur herstellung einer hohlkammerplatte aus kunststoff.
DE69316441D1 (de) Verfahren zum Herstellen eines laminierten rohrförmigen Körpers und Vorrichtung dafür
ZA824280B (en) Method for producing containers from extruded and blow-molded plastic material, and machine for carrying out said method
FR2669262B1 (fr) Procede de fabrication de cagettes ou autres receptacles en matiere plastique par assemblage de troncons de profiles extrudes.
ATE47650T1 (de) Bahnfoermiges material aus kunststoff und latexschaum, insbesondere zur herstellung von einlegesohlen und verfahren zu seiner herstellung.
JPH01269518A (ja) エンボス付防水ゴムシートの製造方法
DE68907475D1 (de) Anlage zur kontinuierlichen verfertigung von beuteln aus polypropylen, polyethen, pvc oder aehnlichen plastischen materialien.
ATE118731T1 (de) Verfahren und vorrichtung zum herstellen von behältern.
SE8403166D0 (sv) Method and apparatus for manufacturing a hollow plastic product having different diameters
EP0133313A3 (de) Blasformmaschine mit drei Blasformen mit übereinander bewegbaren Formteilen und Verfahren

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties