ATE251018T1 - Verfahren und vorrichtung zum mehrfachen schäumen von expandierbaren kunststoffen - Google Patents

Verfahren und vorrichtung zum mehrfachen schäumen von expandierbaren kunststoffen

Info

Publication number
ATE251018T1
ATE251018T1 AT00890212T AT00890212T ATE251018T1 AT E251018 T1 ATE251018 T1 AT E251018T1 AT 00890212 T AT00890212 T AT 00890212T AT 00890212 T AT00890212 T AT 00890212T AT E251018 T1 ATE251018 T1 AT E251018T1
Authority
AT
Austria
Prior art keywords
fines
hot
press
briquetted
returning
Prior art date
Application number
AT00890212T
Other languages
English (en)
Inventor
Hans Reiner Stampfer
Original Assignee
Hirsch Maschb Gmbh & Co Kg
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 Hirsch Maschb Gmbh & Co Kg filed Critical Hirsch Maschb Gmbh & Co Kg
Priority claimed from EP00890212A external-priority patent/EP1068943B2/de
Application granted granted Critical
Publication of ATE251018T1 publication Critical patent/ATE251018T1/de

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/08—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles using several expanding or moulding steps
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C21B13/0093—Protecting against oxidation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
AT00890212T 1999-03-17 2000-07-06 Verfahren und vorrichtung zum mehrfachen schäumen von expandierbaren kunststoffen ATE251018T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0047799A AT407258B (de) 1999-03-17 1999-03-17 Vorrichtung zum herstellen von heissbrikettiertem metallschwamm, insbesondere heissbrikettiertem eisenschwamm
EP00890212A EP1068943B2 (de) 1999-07-13 2000-07-06 Verfahren und Vorrichtung zum mehrfachen Schäumen von expandierbaren Kunststoffen

Publications (1)

Publication Number Publication Date
ATE251018T1 true ATE251018T1 (de) 2003-10-15

Family

ID=3491669

Family Applications (2)

Application Number Title Priority Date Filing Date
AT0047799A AT407258B (de) 1999-03-17 1999-03-17 Vorrichtung zum herstellen von heissbrikettiertem metallschwamm, insbesondere heissbrikettiertem eisenschwamm
AT00890212T ATE251018T1 (de) 1999-03-17 2000-07-06 Verfahren und vorrichtung zum mehrfachen schäumen von expandierbaren kunststoffen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT0047799A AT407258B (de) 1999-03-17 1999-03-17 Vorrichtung zum herstellen von heissbrikettiertem metallschwamm, insbesondere heissbrikettiertem eisenschwamm

Country Status (7)

Country Link
EP (1) EP1169484A1 (de)
JP (1) JP2002539329A (de)
KR (2) KR20020001777A (de)
AT (2) AT407258B (de)
AU (1) AU2548300A (de)
CA (1) CA2365982A1 (de)
WO (1) WO2000055379A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014111906A1 (de) * 2014-08-20 2016-02-25 Maschinenfabrik Köppern Gmbh & Co. Kg Anlage zum Heißbrikettieren
WO2020099304A1 (en) * 2018-11-13 2020-05-22 Dsm Ip Assets B.V. Foamed composition

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5443286B2 (de) * 1973-05-25 1979-12-19
US4412858A (en) * 1982-07-12 1983-11-01 Hylsa, S.A. Method of converting iron ore into molten iron
JPS6079798A (ja) * 1983-10-06 1985-05-07 三洋電機株式会社 樹脂製回路基板
KR910008000B1 (ko) * 1989-08-01 1991-10-05 효성바스프 주식회사 스치로폴예비발포입자의 비중제어장치
US5445363A (en) * 1990-01-09 1995-08-29 Hylsa S.A. De C.V. Apparatus for the pneumatic transport of large iron-bearing particles
EP0515744B1 (de) * 1991-05-30 1998-04-29 HYLSA, S.A. de C.V. Verfahren zum Transportieren von Eisenschwamm
DE19545985A1 (de) * 1995-12-09 1997-06-12 Metallgesellschaft Ag Verfahren zum Heißbrikettieren von körnigem Eisenschwamm

Also Published As

Publication number Publication date
AU2548300A (en) 2000-10-04
AT407258B (de) 2001-02-26
EP1169484A1 (de) 2002-01-09
KR20010049776A (ko) 2001-06-15
JP2002539329A (ja) 2002-11-19
CA2365982A1 (en) 2000-09-21
KR20020001777A (ko) 2002-01-09
ATA47799A (de) 2000-06-15
WO2000055379A1 (de) 2000-09-21
KR100576954B1 (ko) 2006-05-10

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Legal Events

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