BE727624A - - Google Patents
Info
- Publication number
- BE727624A BE727624A BE727624DA BE727624A BE 727624 A BE727624 A BE 727624A BE 727624D A BE727624D A BE 727624DA BE 727624 A BE727624 A BE 727624A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- C21D3/08—Extraction of nitrogen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP554268 | 1968-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727624A true BE727624A (it) | 1969-07-01 |
Family
ID=11614064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727624D BE727624A (it) | 1968-01-30 | 1969-01-30 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE727624A (it) |
| DE (1) | DE1904572B1 (it) |
| ES (1) | ES363088A1 (it) |
| FR (1) | FR2000990A1 (it) |
| GB (1) | GB1267411A (it) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE625302A (it) * | 1961-12-01 | 1963-05-27 |
-
1969
- 1969-01-29 GB GB486869A patent/GB1267411A/en not_active Expired
- 1969-01-29 ES ES363088A patent/ES363088A1/es not_active Expired
- 1969-01-30 DE DE19691904572 patent/DE1904572B1/de active Pending
- 1969-01-30 FR FR6901935A patent/FR2000990A1/fr not_active Withdrawn
- 1969-01-30 BE BE727624D patent/BE727624A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2000990A1 (it) | 1969-09-19 |
| GB1267411A (en) | 1972-03-22 |
| ES363088A1 (es) | 1970-12-01 |
| DE1904572B1 (de) | 1971-08-26 |