BR9002521A - Processo e aparelhagem para a producao a partir de ar,um gas que e substancialmente isento de oxigenio nao-combinado,dispositivo para reducao ulterior do teor de oxigenio de ar de teor reduzido de oxigenio e processo de aquecimento de material contendo um metal - Google Patents

Processo e aparelhagem para a producao a partir de ar,um gas que e substancialmente isento de oxigenio nao-combinado,dispositivo para reducao ulterior do teor de oxigenio de ar de teor reduzido de oxigenio e processo de aquecimento de material contendo um metal

Info

Publication number
BR9002521A
BR9002521A BR909002521A BR9002521A BR9002521A BR 9002521 A BR9002521 A BR 9002521A BR 909002521 A BR909002521 A BR 909002521A BR 9002521 A BR9002521 A BR 9002521A BR 9002521 A BR9002521 A BR 9002521A
Authority
BR
Brazil
Prior art keywords
oxygen content
metal
gas
production
equipment
Prior art date
Application number
BR909002521A
Other languages
English (en)
Inventor
Ghyslain Dube
Original Assignee
Alcan Int Ltd
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 Alcan Int Ltd filed Critical Alcan Int Ltd
Publication of BR9002521A publication Critical patent/BR9002521A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/14—Production of inert gas mixtures; Use of inert gases in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
BR909002521A 1989-05-29 1990-05-29 Processo e aparelhagem para a producao a partir de ar,um gas que e substancialmente isento de oxigenio nao-combinado,dispositivo para reducao ulterior do teor de oxigenio de ar de teor reduzido de oxigenio e processo de aquecimento de material contendo um metal BR9002521A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA600923 1989-05-29

Publications (1)

Publication Number Publication Date
BR9002521A true BR9002521A (pt) 1991-08-13

Family

ID=4140118

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909002521A BR9002521A (pt) 1989-05-29 1990-05-29 Processo e aparelhagem para a producao a partir de ar,um gas que e substancialmente isento de oxigenio nao-combinado,dispositivo para reducao ulterior do teor de oxigenio de ar de teor reduzido de oxigenio e processo de aquecimento de material contendo um metal

Country Status (7)

Country Link
EP (1) EP0400924A3 (pt)
JP (1) JPH0365237A (pt)
AU (1) AU628981B2 (pt)
BR (1) BR9002521A (pt)
NO (1) NO902377L (pt)
NZ (1) NZ233848A (pt)
ZA (1) ZA904117B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106801878A (zh) * 2015-11-26 2017-06-06 上海华林工业气体有限公司 一种节约冷火炬吹扫氮气的hyco系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB796890A (en) * 1955-11-16 1958-06-18 British Oxygen Co Ltd Controlled atmospheres for the heat treatment of steels
JPS5989715A (ja) * 1982-11-15 1984-05-24 Toho Gas Kk 無酸化熱処理炉に対する無酸化ガス供給量制御装置
JPS6210216A (ja) * 1985-07-08 1987-01-19 Hitachi Ltd 密閉型圧縮機用電磁鋼板の無酸化焼鈍処理装置
US4959100A (en) * 1987-12-22 1990-09-25 Alcan International Limited Recovery of non-ferrous metals from dross

Also Published As

Publication number Publication date
EP0400924A2 (en) 1990-12-05
AU5608690A (en) 1990-11-29
NZ233848A (en) 1992-03-26
NO902377L (no) 1990-12-03
AU628981B2 (en) 1992-09-24
ZA904117B (en) 1991-06-26
NO902377D0 (no) 1990-05-29
JPH0365237A (ja) 1991-03-20
EP0400924A3 (en) 1992-04-08

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Legal Events

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FD3 Appl. lapsed due to non-payment of renewal fee