GB2201680B - A method and apparatus for producing rubber mixtures - Google Patents

A method and apparatus for producing rubber mixtures

Info

Publication number
GB2201680B
GB2201680B GB8801565A GB8801565A GB2201680B GB 2201680 B GB2201680 B GB 2201680B GB 8801565 A GB8801565 A GB 8801565A GB 8801565 A GB8801565 A GB 8801565A GB 2201680 B GB2201680 B GB 2201680B
Authority
GB
United Kingdom
Prior art keywords
master
batch
rubber mixtures
masticator
charges
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
GB8801565A
Other languages
English (en)
Other versions
GB8801565D0 (en
GB2201680A (en
Inventor
Julius Peter
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.)
Individual
Original Assignee
Individual
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=6319901&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2201680(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of GB8801565D0 publication Critical patent/GB8801565D0/en
Publication of GB2201680A publication Critical patent/GB2201680A/en
Application granted granted Critical
Publication of GB2201680B publication Critical patent/GB2201680B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
    • B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
    • B29B7/18—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/183—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft having a casing closely surrounding the rotors, e.g. of Banbury type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22—Component parts, details or accessories; Auxiliary operations
    • B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
    • B29B7/286—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control measuring properties of the mixture, e.g. temperature, density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7461—Combinations of dissimilar mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7466—Combinations of similar mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7485—Systems, i.e. flow charts or diagrams; Plants with consecutive mixers, e.g. with premixing some of the components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/82—Heating or cooling
    • B29B7/823—Temperature control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • 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
    • B29K2021/00—Use of unspecified rubbers as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Diaphragms And Bellows (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB8801565A 1987-01-30 1988-01-25 A method and apparatus for producing rubber mixtures Expired - Lifetime GB2201680B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873702833 DE3702833A1 (de) 1987-01-30 1987-01-30 Verfahren und vorrichtung zur herstellung von kautschukmischungen

Publications (3)

Publication Number Publication Date
GB8801565D0 GB8801565D0 (en) 1988-02-24
GB2201680A GB2201680A (en) 1988-09-07
GB2201680B true GB2201680B (en) 1991-07-03

Family

ID=6319901

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8801565A Expired - Lifetime GB2201680B (en) 1987-01-30 1988-01-25 A method and apparatus for producing rubber mixtures

Country Status (9)

Country Link
US (2) US4910237A (enExample)
EP (1) EP0277558B1 (enExample)
JP (1) JP2540182B2 (enExample)
AT (1) ATE56178T1 (enExample)
DE (2) DE3702833A1 (enExample)
ES (1) ES2017766B3 (enExample)
GB (1) GB2201680B (enExample)
GR (1) GR3001165T3 (enExample)
IT (1) IT1216711B (enExample)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4006194C2 (de) * 1990-02-28 1994-06-09 Peter Julius Vorrichtung zum Herstellen von Kautschukmischungen
DE4027261C1 (enExample) * 1990-08-29 1991-12-12 Continental Gummi-Werke Ag
DE4039943A1 (de) * 1990-12-14 1992-06-17 Berstorff Gmbh Masch Hermann Verfahren und vorrichtung zur einstufigen, kontinuierlichen herstellung einer kautschaukgrund- und fertigmischung fuer fahrzeugreifen, antriebsriemen, transportbaender sowie fuer technische gummiartikel in nur einer mischvorrichtung
DE4112663A1 (de) * 1991-04-18 1992-10-22 Elba Werk Maschinen Gmbh & Co Entleerungseinrichtung fuer einen doppelwellen-zwangsmischer
DE4124600A1 (de) * 1991-07-25 1993-01-28 Continental Ag Vorrichtung zum herstellen von kautschukmischungen
DE4129108A1 (de) * 1991-09-02 1993-03-04 Continental Ag Vorrichtung zum herstellen von kautschukmischungen
DE4310356A1 (de) * 1993-03-30 1994-10-06 Continental Ag Vorrichtung zum Verarbeiten von nicht reaktive Zusatzstoffe enthaltende Kautschukmischungen zu Kautschukfertigmischungen
DE4314706A1 (de) * 1993-03-30 1994-10-06 Continental Ag Vorrichtung zum Grundmischen von Kautschuk
DE4420543A1 (de) * 1994-06-14 1995-12-21 Continental Ag Verfahren zur Herstellung von Kautschukmischungen
US5492403A (en) * 1995-03-13 1996-02-20 The Goodyear Tire & Rubber Company Drop door control for internal mixer
FR2736561A1 (fr) * 1995-07-13 1997-01-17 Michelin & Cie Melangeur interne a rotors de type tangentiel
DE19707690C2 (de) * 1997-02-26 2000-12-28 Contitech Elastomer Besch Gmbh Verfahren zur Herstellung einer Kautschukmischung
DE19710528C1 (de) * 1997-03-14 1998-12-24 Continental Ag Verfahren zur Herstellung von Reifen
US6313212B1 (en) 1997-09-25 2001-11-06 Pirelli Coordinamento Pneumatici S.P.A. Continuous process for producing semi-finished rubber products with a silica reinforcing filler, for tyres, and tyres thus produced
DE19913047B4 (de) * 1999-03-23 2004-04-15 Continental Aktiengesellschaft Verfahren zum Mastizieren von Naturkautschuk oder naturkautschukhaltigen Mischungen sowie Verfahren zum Entgasen von Kautschuk- oder Polymermischungen
DE10033087A1 (de) * 2000-07-07 2002-01-17 Krupp Elastomertechnik Gmbh Mehrstufige, diskontinuierlich arbeitende Mischvorrichtung zur Herstellung insbesondere von Kautschukmischungen
DE10061473A1 (de) 2000-12-08 2002-07-18 Continental Ag Verfahren zur Herstellung einer kieselsäurehaltigen Kautschukgrundmischung
US20020159327A1 (en) * 2001-02-19 2002-10-31 Antonio Proni Closed mixer working process with stroke-control ram
DE50304713D1 (de) 2002-07-12 2006-10-05 Continental Ag Verfahren zur Herstellung von Kautschukmischungen
ITTO20030764A1 (it) * 2003-10-01 2005-04-02 Maris Flli Spa Procedimento perfezionato di produzione in continuo di
JP4317872B2 (ja) * 2004-06-03 2009-08-19 三菱重工業株式会社 連続混練装置及びこれを用いた混練システム
JP4781724B2 (ja) * 2005-06-09 2011-09-28 三菱重工業株式会社 連続混練装置及び該装置を有する混練システム
JP2008007674A (ja) * 2006-06-30 2008-01-17 Bridgestone Corp 精練−フィード工程における生産指令作成方法
JP4928315B2 (ja) * 2007-03-16 2012-05-09 住友ゴム工業株式会社 連続混合装置
WO2009062525A1 (en) * 2007-11-13 2009-05-22 Pirelli Tyre S.P.A. Process and plant for producing an elastomeric compound
DE102009003669A1 (de) 2009-03-25 2010-09-30 Continental Reifen Deutschland Gmbh Kautschukmischung mit verbessertem Steifigkeitsverhalten und Verfahren zu deren Herstellung
US9630355B2 (en) 2011-11-30 2017-04-25 King Abdulaziz City For Science And Technology Batch mixer with plunger
CN103112095B (zh) * 2013-02-25 2016-01-27 中策橡胶集团有限公司 串联加一次法炼胶生产线及炼胶方法
BR112015029100B1 (pt) * 2013-05-30 2020-08-18 Pirelli Tyre S.P.A. Processo para produzir um pneu para rodas de veículo
JP6379848B2 (ja) * 2014-08-19 2018-08-29 横浜ゴム株式会社 ゴム混練装置の制御方法
US10413876B2 (en) * 2014-11-17 2019-09-17 Mitsubishi Heavy Industries Machinery Systems, Ltd. Mixer including a sensor for detecting material to be mixed, mixing system, and method of producing mixed product
WO2016108097A1 (en) 2014-12-29 2016-07-07 Pirelli Tyre S.P.A. Process for producing tyres
DE102015210342A1 (de) * 2015-06-04 2016-12-08 Continental Reifen Deutschland Gmbh Verfahren zur Herstellung einer Gummimischung
DE102015224798A1 (de) * 2015-12-10 2017-06-14 Continental Reifen Deutschland Gmbh Vorrichtung und Verfahren zur Herstellung einer zumindest einen reaktiven Zusatzstoff enthaltenden Kautschukfertigmischung
DE102016222623A1 (de) * 2016-11-17 2018-05-17 Continental Reifen Deutschland Gmbh Verfahren zur Herstellung einer Kautschukfertigmischung
DE102017212387A1 (de) * 2017-07-19 2019-01-24 Continental Reifen Deutschland Gmbh Verfahren zur Herstellung einer Kautschukmischung
EP4223474A3 (de) 2018-12-18 2023-09-06 Continental Reifen Deutschland GmbH Verfahren zur herstellung einer kautschukfertigmischung und vorrichtung zur durchführung des verfahrens sowie verfahren zur herstellung eines vulkanisats
DE102020202248A1 (de) * 2020-02-21 2021-08-26 Continental Reifen Deutschland Gmbh Vorrichtung zum Mischen von Kautschukmischungen und Verfahren zum Mischen von Kautschukmischungen sowie entsprechende Verwendungen
CN112405921B (zh) * 2020-12-15 2021-12-24 安徽龙行密封件有限公司 封闭式橡胶炼胶机
CN112720901B (zh) * 2020-12-15 2022-04-19 安徽龙行密封件有限公司 橡胶塑炼设备
DE102022200813A1 (de) 2022-01-25 2023-07-27 Continental Reifen Deutschland Gmbh Verfahren sowie Vorrichtung und Computerprogrammprodukt zur Herstellung und Temperaturbestimmung einer Kautschukmischung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB259028A (en) * 1925-10-03 1926-10-07 Dunlop Rubber Co Improvements in or relating to the treatment of rubber and apparatus therefor
GB957607A (en) * 1959-07-14 1964-05-06 Gen Tire & Rubber Co Method of making rubber carbon black masterbatches
GB1195458A (en) * 1967-09-07 1970-06-17 Vickers Zimmer Ag Production of Pigmented Polymers
GB1463766A (en) * 1973-03-08 1977-02-09 Emery G Process for the preparation of a master batch for forcing a powder composition with a polyvinyl chloride base
GB1476537A (en) * 1975-01-31 1977-06-16 Ici Ltd Mixing particulate additives into thermoplastics polymers
GB2090559A (en) * 1980-12-19 1982-07-14 Proplast Oy Method and apparatus for the extrusion of cross-linked plastics products

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1513733A (en) * 1924-02-15 1924-11-04 Birmingham Iron Foundry Machine for treating and sheeting plastic material
GB615202A (en) * 1942-09-01 1948-01-03 Bata Narodni Podnik Improvements in and relating to machines for pre-treating plastic materials
US2495242A (en) * 1945-10-31 1950-01-24 Armstrong Cork Co Mixing apparatus
DE847966C (de) * 1950-11-07 1952-08-28 Pirelli Verfahren und Einrichtung zum fortlaufenden Zufuehren der Mischbestandteile an einenkontinuierlich arbeitenden Kautschukmischer
DE1131389B (de) * 1955-11-24 1962-06-14 Werner & Pfleiderer Kontinuierliche Misch- und Knetvorrichtung zum Herstellen von Mischungen, insbesondere Gummi- und Kunststoff-mischungen
US3294720A (en) * 1962-12-26 1966-12-27 Gen Tire & Rubber Co Masticating and heating of mixtures comprising wet rubber crumb, carbon black and softener
DE1275343B (de) * 1963-04-08 1968-08-14 Rolf Beetz Verfahren und Vorrichtung zum Mischen und Kneten von Schokoladenmasse od. dgl.
US4310251A (en) * 1970-11-20 1982-01-12 Intercole Automation, Inc. Continuous mixer internal pressure control
DE2138082A1 (de) * 1971-07-30 1973-02-08 Draiswerke Gmbh Verfahren und anlage zum kontinuierlichen mischen von span- und faserartigen stoffen mit bindemitteln
DE2518502A1 (de) * 1975-04-25 1976-11-04 Papenmeier Kg Maschf Guenther Mischerkombination
GB1565403A (en) * 1976-03-15 1980-04-23 Alcan Res & Dev Method of producing a coating on an electrical conductor cable
DE2653019A1 (de) * 1976-11-22 1978-05-24 Hoechst Ag Verfahren und vorrichtung zum aufbereiten von vinylchlorid-polymerisaten
DE2836940C2 (de) * 1978-08-24 1982-04-08 Werner & Pfleiderer, 7000 Stuttgart Innenmischer zum Kneten von plastischen Massen, insbesondere von Gummi
DE2936299A1 (de) * 1979-09-07 1981-04-02 Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München Kontinuierliches verfahren zur herstellung von schaumkunststoffen mit verbessertem brandverhalten und vorrichtung zu dessen durchfuehrung
JPS6015110A (ja) * 1983-07-08 1985-01-25 Kobe Steel Ltd ゴム用２軸連続混練機
JPS61263710A (ja) * 1985-05-17 1986-11-21 Tokai Rubber Ind Ltd 天然ゴムの加工方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB259028A (en) * 1925-10-03 1926-10-07 Dunlop Rubber Co Improvements in or relating to the treatment of rubber and apparatus therefor
GB957607A (en) * 1959-07-14 1964-05-06 Gen Tire & Rubber Co Method of making rubber carbon black masterbatches
GB1195458A (en) * 1967-09-07 1970-06-17 Vickers Zimmer Ag Production of Pigmented Polymers
GB1463766A (en) * 1973-03-08 1977-02-09 Emery G Process for the preparation of a master batch for forcing a powder composition with a polyvinyl chloride base
GB1476537A (en) * 1975-01-31 1977-06-16 Ici Ltd Mixing particulate additives into thermoplastics polymers
GB2090559A (en) * 1980-12-19 1982-07-14 Proplast Oy Method and apparatus for the extrusion of cross-linked plastics products

Also Published As

Publication number Publication date
US4910237A (en) 1990-03-20
GR3001165T3 (en) 1992-06-30
EP0277558B1 (de) 1990-09-05
US5011291A (en) 1991-04-30
EP0277558A3 (en) 1989-09-13
IT8819213A0 (it) 1988-01-26
GB8801565D0 (en) 1988-02-24
ATE56178T1 (de) 1990-09-15
DE3702833A1 (de) 1988-08-11
JPH01125208A (ja) 1989-05-17
JP2540182B2 (ja) 1996-10-02
GB2201680A (en) 1988-09-07
IT1216711B (it) 1990-03-08
ES2017766B3 (es) 1991-03-01
DE3702833C2 (enExample) 1990-03-29
EP0277558A2 (de) 1988-08-10
DE3860532D1 (de) 1990-10-11

Similar Documents

Publication Publication Date Title
GB2201680B (en) A method and apparatus for producing rubber mixtures
EP0305692A3 (en) Process for the continuous production of rubber mixtures and other filler-containing polymer-based mixtures
ES2001581A6 (es) Metodo de producir materiales termpolasticos espumados y aparatos correspondiente
ATE69992T1 (de) Verfahren zum herstellen von platten, vorrichtung zur ausfuehrung des verfahrens und erhaltene platten.
EP0804982A3 (de) Verfahren zur Herstellung von Formteilen aus Metallschaum
EP0234889A3 (en) Apparatus for and method of treating a viscous material
CA2102227A1 (en) Process for Extruding Low Density Foam Using Water Blowing Agent
GR3025274T3 (en) A molding apparatus and method for molding a plastic article of varying density.
EP0719207B1 (en) Process for the production of products of light cellular plastic with closed cells
EP0229221B1 (en) Thermosetting resin casting process, product and device
US3384691A (en) Method for molding a structure having a foamed plastic core substantially enclosed within an essentially unfoamed plastic layer
ZA898747B (en) Process for preparing an intravaginal application system
DE3461061D1 (en) Method and apparatus for compression-moulding profiles of constant section from organic particles
JPS57111336A (en) Highly water-absorbing rubber molded product and preparation of same
JPS5729441A (en) Method and apparatus for joining molded thermoplastic elastomer item
AU5050290A (en) Method and apparatus for detecting in conformity with process time mixing ratios in plastics and rubber compounding
JPS55133938A (en) Forming method for synthetic resin by reactive injection
ATE152033T1 (de) Verfahren zur herstellung von im wesentlichen hohlzylinderförmigen giesslingen und im wesentlichen hohlzylinderförmiger giessling
EP0537346A4 (en) Molded resin and method of production thereof
EP0284930A3 (en) A method for preparation of a polycarbonate powder
FR2592610A1 (fr) Procede et dispositif pour la fabrication d'une piece de forme de matiere synthetique thermoplastique, pre-expansee.
GB2126161A (en) The roberts system for the manufacture fiberglass cultured marble & onyx products
Laperrousaz Moulding Foam Materials: Painting Becomes a Luxury
IT1175272B (it) Procedimento per il ricupero di scarti eterogenei di materie plastiche particolarmente scarti di materie plastiche contenuti in rifiuti solidi urbani ed industriali
Boenisch Cold Box Process for Producing Mold Parts

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20080124