ES2116263T3 - Procedimiento para la obtencion de polimeros de etileno. - Google Patents

Procedimiento para la obtencion de polimeros de etileno.

Info

Publication number
ES2116263T3
ES2116263T3 ES90109207T ES90109207T ES2116263T3 ES 2116263 T3 ES2116263 T3 ES 2116263T3 ES 90109207 T ES90109207 T ES 90109207T ES 90109207 T ES90109207 T ES 90109207T ES 2116263 T3 ES2116263 T3 ES 2116263T3
Authority
ES
Spain
Prior art keywords
different
procedure
ethylene polymers
complex
obtaining
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 - Lifetime
Application number
ES90109207T
Other languages
English (en)
Inventor
Walter Dr Spaleck
Martin Dr Antberg
Ludwig Dr Bohm
Jurgen Dr Rohrmann
Hartmut Dr Luker
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.)
Targor GmbH
Original Assignee
Targor GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6381117&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2116263(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Targor GmbH filed Critical Targor GmbH
Application granted granted Critical
Publication of ES2116263T3 publication Critical patent/ES2116263T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02Ethene
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F17/00Metallocenes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02Ethene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/639Component covered by group C08F4/62 containing a transition metal-carbon bond
    • C08F4/63912Component covered by group C08F4/62 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/639Component covered by group C08F4/62 containing a transition metal-carbon bond
    • C08F4/6392Component covered by group C08F4/62 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/63922Component covered by group C08F4/62 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/63927Component covered by group C08F4/62 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually bridged
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)

Abstract

EL INVENTO SE REFIERE A UN CATALIZADOR QUE SE UTILIZA PARA LA COPOLIMERIZACION DE POLIETILENO Y ETILENO-1-OLEFINA, EN PROCESOS DE SUSPENSION DE GASE GASEOSA, ESTA FORMADO POR ALUMINOXANO Y COMPLEJOS METALICOS Y SE CARACTERIZA PORQUE EL COMPLEJO METALICO ES UN COMPLEJO BISCRICLOPENTADIENILO; POSIBILITA OBTENER PRODUCTOS DE ESTRUCTURA COMPLEJA CON MASAS MOLECULARES IGUALES; PERMITE LA OBTENCION DE PRODUCTOS CON GRANOS DE DIFERENTES FORMULOGIA, CON DIFERENE DENSIDAD A GRANEL DEL PRODUCTO, CON DIAMETROS DE GRANO DIFERENTES, TANTO PARA LOS GRANOS GRUESOS COMO LOS GRANOS FINOS Y CON DIFERENTE CONFORMACION Y OFRECE GRANDES VENTAJAS PARA LA OBTENCION DEL COPOLIMERIZADO DE POLIETILENO EN FORMA DE POLVO.
ES90109207T 1989-05-20 1990-05-16 Procedimiento para la obtencion de polimeros de etileno. Expired - Lifetime ES2116263T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3916555A DE3916555A1 (de) 1989-05-20 1989-05-20 Verfahren zur herstellung von ethylenpolymeren

Publications (1)

Publication Number Publication Date
ES2116263T3 true ES2116263T3 (es) 1998-07-16

Family

ID=6381117

Family Applications (2)

Application Number Title Priority Date Filing Date
ES95117503T Expired - Lifetime ES2144089T3 (es) 1989-05-20 1990-05-16 Procedimiento para la obtencion de polimeros de etileno.
ES90109207T Expired - Lifetime ES2116263T3 (es) 1989-05-20 1990-05-16 Procedimiento para la obtencion de polimeros de etileno.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES95117503T Expired - Lifetime ES2144089T3 (es) 1989-05-20 1990-05-16 Procedimiento para la obtencion de polimeros de etileno.

Country Status (7)

Country Link
EP (2) EP0399348B1 (es)
JP (1) JP2904301B2 (es)
AU (1) AU630451B2 (es)
CA (1) CA2017190C (es)
DE (3) DE3916555A1 (es)
ES (2) ES2144089T3 (es)
ZA (1) ZA903831B (es)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4032266A1 (de) * 1990-10-11 1992-04-16 Hoechst Ag Verfahren zur herstellung eines polyolefins
US5466766A (en) * 1991-05-09 1995-11-14 Phillips Petroleum Company Metallocenes and processes therefor and therewith
EP0702030B1 (de) * 1991-05-27 2001-03-21 TARGOR GmbH Verfahren zur Herstellung von Polyolefinen mit breiter Molmassenverteilung
DE4121368A1 (de) * 1991-06-28 1993-01-07 Hoechst Ag Katalysator und verfahren zur herstellung von hochmolekularen polyolefinen
US5710224A (en) * 1991-07-23 1998-01-20 Phillips Petroleum Company Method for producing polymer of ethylene
TW300901B (es) * 1991-08-26 1997-03-21 Hoechst Ag
DE4130352A1 (de) * 1991-09-12 1993-03-18 Basf Ag Des- und reaktivierte metallocenkatalysatorsysteme
DE4139261A1 (de) * 1991-11-29 1993-06-03 Basf Ag Ethylen-copolymerisate niederer dichte
GB9125934D0 (en) 1991-12-05 1992-02-05 Exxon Chemical Patents Inc Process for polymerising olefinic feeds under pressure
US5302733A (en) * 1992-03-30 1994-04-12 Ethyl Corporation Preparation of metallocenes
ATE198207T1 (de) * 1992-08-03 2001-01-15 Targor Gmbh Verfahren zur herstellung eines olefinpolymers unter verwendung spezieller metallocene
JP2007146183A (ja) * 1992-12-07 2007-06-14 Mitsubishi Chemicals Corp 押出成形体用樹脂組成物
JPH06271594A (ja) * 1993-03-22 1994-09-27 Mitsui Petrochem Ind Ltd シクロペンタジエニル基含有ケイ素化合物またはシクロペンタジエニル基含有ゲルマニウム化合物の製造方法
DE4333128A1 (de) * 1993-09-29 1995-03-30 Hoechst Ag Verfahren zur Herstellung von Polyolefinen
IT1270253B (it) 1994-06-20 1997-04-29 Spherilene Srl Copolimeri dell'etilene e procedimento per la preparazione di polimeri dell'etilene
DE4436113A1 (de) 1994-10-10 1996-04-11 Hoechst Ag Metallocenverbindung
KR100348236B1 (ko) * 1994-12-20 2002-11-30 미쓰이 가가쿠 가부시키가이샤 에틸렌중합체의제조방법및에틸렌중합체
DE4446922A1 (de) * 1994-12-28 1996-07-04 Hoechst Ag Metallocenverbindung und ihre Verwendung als Katalysatorkomponente
ATE223929T1 (de) * 1995-05-16 2002-09-15 Univation Tech Llc Herstellung von polyethylen unter verwendung eines stereoisomeren metallocens
UA47394C2 (uk) * 1995-05-16 2002-07-15 Юнівейшн Текнолоджіз, Ллс Етиленовий полімер, який має підвищену придатність до обробки та вирiб, що містить етиленовий полімер
DE19637669A1 (de) * 1996-09-16 1998-03-19 Hoechst Ag Verfahren zur Herstellung einer methylenverbrückten Biscyclopentadienylverbindung
AU8491298A (en) * 1997-07-14 1999-02-08 Board Of Trustees Of The Leland Stanford Junior University Catalysts and processes for the synthesis of alternating ethylene/alpha-olefin copolymers, and isotactic copolymers thereof
GB9718073D0 (en) * 1997-08-28 1997-10-29 Zeneca Ltd Organometallic compounds,their preparation and use
US6262202B1 (en) 1998-03-04 2001-07-17 Univation Technologies, Llc Noncoordinating anions for olefin polymerization
CA2294239A1 (en) 1998-04-21 1999-10-28 Montell Technology Company B.V. Process for the preparation of copolymers of ethylene with alpha-olefins
EP0953582A1 (en) * 1998-04-27 1999-11-03 Fina Research S.A. Polyolefin production
US6433203B1 (en) 1998-11-20 2002-08-13 Basell Technology Company Bv Bridged metallocenes, preparation, use in catalytic systems
US6818585B2 (en) 1998-12-30 2004-11-16 Univation Technologies, Llc Catalyst compounds, catalyst systems thereof and their use in a polymerization process
US6339134B1 (en) 1999-05-06 2002-01-15 Univation Technologies, Llc Polymerization process for producing easier processing polymers
EP1059332A1 (en) 1999-06-10 2000-12-13 Fina Research S.A. Polypropylene with high melt strength and drawability
JP3798694B2 (ja) * 1999-12-01 2006-07-19 エクソンモービル・ケミカル・パテンツ・インク 触媒化合物、それらを含む触媒系及びそれらの重合法への使用
US6864333B2 (en) 1999-12-28 2005-03-08 Basel Polyolefine Gmbh Process for the preparation of ethylene polymers
DE60122396T2 (de) 2000-02-08 2007-09-06 Exxonmobil Chemical Patents Inc., Baytown Schlagzähe Propylencopolymerisate
US7541402B2 (en) 2002-10-15 2009-06-02 Exxonmobil Chemical Patents Inc. Blend functionalized polyolefin adhesive
US7223822B2 (en) 2002-10-15 2007-05-29 Exxonmobil Chemical Patents Inc. Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
WO2004046214A2 (en) 2002-10-15 2004-06-03 Exxonmobil Chemical Patents Inc. Multiple catalyst system for olefin polymerization and polymers produced therefrom
US7550528B2 (en) 2002-10-15 2009-06-23 Exxonmobil Chemical Patents Inc. Functionalized olefin polymers
US7700707B2 (en) 2002-10-15 2010-04-20 Exxonmobil Chemical Patents Inc. Polyolefin adhesive compositions and articles made therefrom
EP1788006B1 (en) * 2004-08-16 2013-12-25 Mitsui Chemicals, Inc. Ethylene polymer and use thereof
EP1659136A1 (en) * 2004-11-19 2006-05-24 Total Petrochemicals Research Feluy Solid state properties of polyethylene prepared with tetrahydroindenyl-based catalyst system
US7795194B2 (en) 2004-11-26 2010-09-14 Mitsui Chemicals, Inc. Synthetic lubricating oil and lubricating oil composition
DE602004019667D1 (de) * 2004-12-03 2009-04-09 Repsol Quimica Sa Katalysatorzusammensetzungen für die Polymerisation und Copolymerisation von alpha-Olefinen
CN101815727B (zh) * 2007-08-27 2013-05-15 保瑞利斯科技公司 催化剂
US8445609B2 (en) 2009-04-21 2013-05-21 Mitsui Chemicals, Inc. Method for producing olefin polymer
US20120135903A1 (en) 2010-05-11 2012-05-31 Mitsui Chemicals, Inc. Lubricating oil composition
US8796409B2 (en) 2011-10-04 2014-08-05 Exxonmobil Chemical Patents Inc. Use of temperature and ethylene partial pressure to introduce long chain branching in high density polyethylene
EP3312200B1 (en) 2013-02-08 2019-06-19 Mitsui Chemicals, Inc. Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production method
US10377886B2 (en) 2015-03-31 2019-08-13 Japan Polyethylene Corporation Polyethylene for pipe and joint, and molded body thereof
JP6651938B2 (ja) 2016-03-28 2020-02-19 日本ポリエチレン株式会社 ポリエチレン及びその成形体

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3127133A1 (de) 1981-07-09 1983-01-27 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von polyolefinen und deren copolymerisaten
DE3424697C2 (de) 1984-07-05 1999-07-08 Targor Gmbh Verfahren zur Polymerisation von Ethylen oder von Mischungen von Ethylen mit anderen 1-Olefinen
DE3443087A1 (de) * 1984-11-27 1986-05-28 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von polyolefinen
CA1268754A (en) 1985-06-21 1990-05-08 Howard Curtis Welborn, Jr. Supported polymerization catalyst
EP0260999A1 (en) * 1986-09-19 1988-03-23 Exxon Chemical Patents Inc. High pressure, high temperature polymerization of ethylene
DE3640924A1 (de) * 1986-11-29 1988-06-01 Hoechst Ag 1-olefin-stereoblockpolymer und verfahren zu seiner herstellung
JP2538588B2 (ja) 1987-04-03 1996-09-25 三井石油化学工業株式会社 オレフイン重合用固体触媒の製法
JP2538595B2 (ja) 1987-05-13 1996-09-25 三井石油化学工業株式会社 オレフイン重合用固体触媒
DE3726067A1 (de) * 1987-08-06 1989-02-16 Hoechst Ag Verfahren zur herstellung von 1-olefinpolymeren
IT1221653B (it) * 1987-11-27 1990-07-12 Ausimonti Spa Copolimeri cristallini del propilene
DE3743321A1 (de) * 1987-12-21 1989-06-29 Hoechst Ag 1-olefinpolymerwachs und verfahren zu seiner herstellung
US4871705A (en) * 1988-06-16 1989-10-03 Exxon Chemical Patents Inc. Process for production of a high molecular weight ethylene a-olefin elastomer with a metallocene alumoxane catalyst
DE3825814A1 (de) * 1988-07-29 1990-02-01 Hoechst Ag Verfahren zur herstellung von l-olefinpolymeren
DE3826075A1 (de) * 1988-07-30 1990-02-01 Hoechst Ag 1-olefin-isoblockpolymer und verfahren zu seiner herstellung
DK0426645T3 (da) * 1989-10-30 1996-08-05 Fina Research Fremgangsmåde til fremstilling af syndiotaktiske copolymere af propylen og olefiner

Also Published As

Publication number Publication date
CA2017190A1 (en) 1990-11-20
DE3916555A1 (de) 1990-11-22
DE59010898D1 (de) 2000-03-23
EP0399348A3 (de) 1992-08-12
JP2904301B2 (ja) 1999-06-14
EP0399348A2 (de) 1990-11-28
JPH0321607A (ja) 1991-01-30
DE59010821D1 (de) 1998-06-25
EP0700937A3 (de) 1997-02-19
EP0700937A2 (de) 1996-03-13
AU630451B2 (en) 1992-10-29
AU5577190A (en) 1991-01-10
ZA903831B (en) 1991-02-27
CA2017190C (en) 2001-01-30
EP0399348B1 (de) 1998-05-20
EP0700937B1 (de) 2000-02-16
ES2144089T3 (es) 2000-06-01

Similar Documents

Publication Publication Date Title
ES2116263T3 (es) Procedimiento para la obtencion de polimeros de etileno.
KR890000152B1 (en) Method and apparatus for sorting fruits and vegetables
ES2064322T3 (es) Sistemas de catalisis para la produccion de poliolefinas cubriendo una gama amplia de pesos moleculares.
NL164046B (nl) Werkwijze voor het polymeriseren of copolymeriseren van alfa-alkenen, werkwijze voor het bereiden van een daarvoor geschikte katalysator, alsmede uit de aldus bereide polymeren vervaardigde, gevormde voort- brengselen.
CO4990981A1 (es) Composicion de poliolefina en donde se presenta el maximo peso molecular en la parte de la composicion que tiene el contenido de comonomero mas alto
FR2640273B1 (fr) Procede de polymerisation en phase gazeuse de l'ethylene permettant la fabrication de polyethylene lineaire de distribution etroite de masse moleculaire
ES458615A1 (es) Una pared de tubo.
AU2336988A (en) Articles of highly oriented polyolefins of ultrahigh molecular weight, process for their manufacture, and their use
MX151473A (es) Mejoras en plataforma costa afuera,transportable con soporte para la operacion de estaciones de radar,perforacion,produccion y distribucion de petroleo,gas y similares
ES2185100T3 (es) Produccion de polietileno que tiene resistencia al agrietamiento y/o impacto mejorada.
MX171678B (es) Banda sustentadora para bandas subyacentes de techos
EP0523416A3 (en) Catalyst and process for preparing high molecular weight polyolefines
AR245683A1 (es) Un metodo para la elaboracion de un producto vidriado resistente al fuego.
BE770947A (fr) Matieres siliceuses utiles pour la fabrication d'articles composites a base de polymeres et copolymeres d'ethylene et de propylene
GB1375900A (es)
EP0803716A3 (en) Machine for the dynamic weighing of fruit
AT290118B (de) Verfahren und Vorrichtung zur katalytischen Polymerisation oder Copolymerisation gasförmiger, olefinisch ungesättigter Kohlenwasserstoffe und/oder ihrer Derivate
NL180115C (nl) Werkwijze voor het bereiden van een korrelvormig oxymethyleenpolymeer, alsmede uit de aldus verkregen polymeren vervaardigde, gevormde voortbrengselen.
DE3068926D1 (en) Alpha-olefin polymerization catalyst, process for producing catalyst component and process for polymerizing alpha-olefins
ATE166304T1 (de) Verpackungsverfahren für gestapelte gegenstände
GB1544570A (en) Sorting conveyor for packages or hand luggage or the like
ES2109370T3 (es) Proceso para la produccion de laminados plasticos con bandas alimentadas de forma continua.
GB1474585A (en) Bulk packaging of tetrhedral containers
SU557000A1 (ru) Устройство дл распределени потока штучных изделий
JPS5612223A (en) Parts classifying mechanism

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 399348

Country of ref document: ES