BR8303126A - Processo para producao de uma atmosfera gasosa, contendo hidrogenio e nitrogenio, e, aparelho para sua execucao - Google Patents
Processo para producao de uma atmosfera gasosa, contendo hidrogenio e nitrogenio, e, aparelho para sua execucaoInfo
- Publication number
- BR8303126A BR8303126A BR8303126A BR8303126A BR8303126A BR 8303126 A BR8303126 A BR 8303126A BR 8303126 A BR8303126 A BR 8303126A BR 8303126 A BR8303126 A BR 8303126A BR 8303126 A BR8303126 A BR 8303126A
- Authority
- BR
- Brazil
- Prior art keywords
- appliance
- execution
- nitrogen
- production
- gas atmosphere
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
- C21D3/02—Extraction of non-metals
- C21D3/04—Decarburising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823222322 DE3222322A1 (de) | 1982-06-14 | 1982-06-14 | Verfahren zum herstellen einer stickstoff und wasserstoff enthaltenden gasatmosphaere |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8303126A true BR8303126A (pt) | 1984-01-31 |
Family
ID=6166033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8303126A BR8303126A (pt) | 1982-06-14 | 1983-06-13 | Processo para producao de uma atmosfera gasosa, contendo hidrogenio e nitrogenio, e, aparelho para sua execucao |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0096104A1 (pt) |
BR (1) | BR8303126A (pt) |
DE (1) | DE3222322A1 (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3440876A1 (de) * | 1984-11-08 | 1986-05-15 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zum herstellen einer schutzgasatmosphaere |
BR8504616A (pt) * | 1985-09-20 | 1987-04-28 | Aichelin Ind E Comercio De For | Processo para o enriquecimento da atmosfera de fornos de tratamentos termoquimicos de pecas metalicas |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE593133A (pt) * | ||||
NL266000A (pt) * | 1960-06-17 | |||
GB2036802A (en) * | 1978-11-30 | 1980-07-02 | Boc Ltd | Heat treatment method |
-
1982
- 1982-06-14 DE DE19823222322 patent/DE3222322A1/de not_active Withdrawn
- 1982-07-27 EP EP82106797A patent/EP0096104A1/de not_active Withdrawn
-
1983
- 1983-06-13 BR BR8303126A patent/BR8303126A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
DE3222322A1 (de) | 1983-12-15 |
EP0096104A1 (de) | 1983-12-21 |
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