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GB2193975B - Countercurrent gas treatment of metallurgical melts - Google Patents

Countercurrent gas treatment of metallurgical melts

Info

Publication number
GB2193975B
GB2193975B GB8716874A GB8716874A GB2193975B GB 2193975 B GB2193975 B GB 2193975B GB 8716874 A GB8716874 A GB 8716874A GB 8716874 A GB8716874 A GB 8716874A GB 2193975 B GB2193975 B GB 2193975B
Authority
GB
United Kingdom
Prior art keywords
gas treatment
countercurrent gas
metallurgical melts
metallurgical
melts
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
GB8716874A
Other versions
GB8716874D0 (en
GB2193975A (en
Inventor
Noel Alfred Warner
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.)
NAT RES DEV
National Research Development Corp UK
Original Assignee
NAT RES DEV
National Research Development Corp UK
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 NAT RES DEV, National Research Development Corp UK filed Critical NAT RES DEV
Publication of GB8716874D0 publication Critical patent/GB8716874D0/en
Publication of GB2193975A publication Critical patent/GB2193975A/en
Application granted granted Critical
Publication of GB2193975B publication Critical patent/GB2193975B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • C22B9/055—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ while the metal is circulating, e.g. combined with filtration

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
GB8716874A 1986-08-19 1987-07-17 Countercurrent gas treatment of metallurgical melts Expired - Lifetime GB2193975B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868620141A GB8620141D0 (en) 1986-08-19 1986-08-19 Gas treatment of metallurgical melts

Publications (3)

Publication Number Publication Date
GB8716874D0 GB8716874D0 (en) 1987-08-26
GB2193975A GB2193975A (en) 1988-02-24
GB2193975B true GB2193975B (en) 1990-01-10

Family

ID=10602904

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868620141A Pending GB8620141D0 (en) 1986-08-19 1986-08-19 Gas treatment of metallurgical melts
GB8716874A Expired - Lifetime GB2193975B (en) 1986-08-19 1987-07-17 Countercurrent gas treatment of metallurgical melts

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868620141A Pending GB8620141D0 (en) 1986-08-19 1986-08-19 Gas treatment of metallurgical melts

Country Status (1)

Country Link
GB (2) GB8620141D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO310115B1 (en) * 1999-09-03 2001-05-21 Norsk Hydro As Melt processing equipment
RU2265672C2 (en) * 2003-11-05 2005-12-10 Мартемьянов Юрий Васильевич Method of fire refining of metals in thermodynamically equilibrium system of drop-and-gas medium

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1023413A (en) * 1963-08-13 1966-03-23 Conzinc Riotinto Ltd Degassing of metal or alloys
GB1192856A (en) * 1967-10-03 1970-05-20 Conzinc Riotinto Ltd Continuous Degassing of Steels

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1023413A (en) * 1963-08-13 1966-03-23 Conzinc Riotinto Ltd Degassing of metal or alloys
GB1192856A (en) * 1967-10-03 1970-05-20 Conzinc Riotinto Ltd Continuous Degassing of Steels

Also Published As

Publication number Publication date
GB8716874D0 (en) 1987-08-26
GB8620141D0 (en) 1986-10-01
GB2193975A (en) 1988-02-24

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920717