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EP0302480A3 - Hilfsrauchfang für Öfen - Google Patents

Hilfsrauchfang für Öfen Download PDF

Info

Publication number
EP0302480A3
EP0302480A3 EP88112655A EP88112655A EP0302480A3 EP 0302480 A3 EP0302480 A3 EP 0302480A3 EP 88112655 A EP88112655 A EP 88112655A EP 88112655 A EP88112655 A EP 88112655A EP 0302480 A3 EP0302480 A3 EP 0302480A3
Authority
EP
European Patent Office
Prior art keywords
furnace
furnaces
operational discharge
physical contaminants
auxiliary
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.)
Withdrawn
Application number
EP88112655A
Other languages
English (en)
French (fr)
Other versions
EP0302480A2 (de
Inventor
Theodore E. Davies
James E. Watson
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.)
North American Manufacturing Co
Original Assignee
North American Manufacturing 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 North American Manufacturing Co filed Critical North American Manufacturing Co
Publication of EP0302480A2 publication Critical patent/EP0302480A2/de
Publication of EP0302480A3 publication Critical patent/EP0302480A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00Obtaining aluminium
    • C22B21/0084Obtaining aluminium melting and handling molten aluminium
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B17/00Furnaces of a kind not covered by any of groups F27B1/00 - F27B15/00
    • F27B17/0016Chamber type furnaces
    • F27B17/0083Chamber type furnaces with means for circulating the atmosphere
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D7/00Forming, maintaining or circulating atmospheres in heating chambers
    • F27D7/04Circulating atmospheres by mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Incineration Of Waste (AREA)
  • Gasification And Melting Of Waste (AREA)
EP88112655A 1987-08-04 1988-08-03 Hilfsrauchfang für Öfen Withdrawn EP0302480A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8135087A 1987-08-04 1987-08-04
US81350 1987-08-04

Publications (2)

Publication Number Publication Date
EP0302480A2 EP0302480A2 (de) 1989-02-08
EP0302480A3 true EP0302480A3 (de) 1989-03-15

Family

ID=22163594

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88112655A Withdrawn EP0302480A3 (de) 1987-08-04 1988-08-03 Hilfsrauchfang für Öfen

Country Status (3)

Country Link
EP (1) EP0302480A3 (de)
KR (1) KR890004147A (de)
CA (1) CA1310492C (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2336649A1 (fr) * 1975-12-22 1977-07-22 Alumax Inc Fusion de fragments d'aluminium a rendement thermique eleve, avec prechauffage des fragments par les gaz sortant de la zone de fusion
FR2378866A1 (fr) * 1977-01-31 1978-08-25 Aluminum Co Of America Procede permettant de limiter l'emission d'agents polluants pendant la fusion de dechets metalliques souilles
US4548651A (en) * 1983-04-27 1985-10-22 Aluminum Company Of America Method for reclaiming contaminated scrap metal
US4601750A (en) * 1985-06-28 1986-07-22 Aluminum Company Of America Scrap melting system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2336649A1 (fr) * 1975-12-22 1977-07-22 Alumax Inc Fusion de fragments d'aluminium a rendement thermique eleve, avec prechauffage des fragments par les gaz sortant de la zone de fusion
FR2378866A1 (fr) * 1977-01-31 1978-08-25 Aluminum Co Of America Procede permettant de limiter l'emission d'agents polluants pendant la fusion de dechets metalliques souilles
US4548651A (en) * 1983-04-27 1985-10-22 Aluminum Company Of America Method for reclaiming contaminated scrap metal
US4601750A (en) * 1985-06-28 1986-07-22 Aluminum Company Of America Scrap melting system

Also Published As

Publication number Publication date
EP0302480A2 (de) 1989-02-08
KR890004147A (ko) 1989-04-20
CA1310492C (en) 1992-11-24

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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PUAL Search report despatched

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17P Request for examination filed

Effective date: 19880923

AK Designated contracting states

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Designated state(s): BE DE ES FR GB IT

AK Designated contracting states

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Designated state(s): BE DE ES FR GB IT

17Q First examination report despatched

Effective date: 19900831

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19930706