FR2088431B1 - - Google Patents
Info
- Publication number
- FR2088431B1 FR2088431B1 FR7116519A FR7116519A FR2088431B1 FR 2088431 B1 FR2088431 B1 FR 2088431B1 FR 7116519 A FR7116519 A FR 7116519A FR 7116519 A FR7116519 A FR 7116519A FR 2088431 B1 FR2088431 B1 FR 2088431B1
- Authority
- FR
- France
- 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
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
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/36—Obtaining tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3587970A | 1970-05-08 | 1970-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2088431A1 FR2088431A1 (enExample) | 1972-01-07 |
| FR2088431B1 true FR2088431B1 (enExample) | 1975-01-17 |
Family
ID=21885328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7116519A Expired FR2088431B1 (enExample) | 1970-05-08 | 1971-05-07 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE766885A (enExample) |
| CA (1) | CA954343A (enExample) |
| DE (1) | DE2122499C3 (enExample) |
| FR (1) | FR2088431B1 (enExample) |
| GB (1) | GB1306617A (enExample) |
| SE (2) | SE384229B (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT403775B (de) * | 1995-10-31 | 1998-05-25 | Plansee Ag | Verfahren zur reduktion von metallverbindungen |
| AT404002B (de) * | 1996-07-15 | 1998-07-27 | Thule Ind Ab | Zusammenklappbarer exzenterspannhebel |
| AT404912B (de) * | 1996-11-04 | 1999-03-25 | Plansee Ag | Verfahren zur herstellung von pulver-pressansätzen für feinkörniges hartmetall |
| CN110722172B (zh) * | 2019-11-01 | 2022-08-26 | 厦门金鹭硬质合金有限公司 | 一种宽粒度分布高压坯强度钨粉的生产方法 |
| CN112705719B (zh) * | 2020-12-21 | 2022-03-29 | 四川大学 | 高比表面纳米w粉及高比表面纳米wc粉的制备方法 |
-
1971
- 1971-05-06 GB GB1356771*[A patent/GB1306617A/en not_active Expired
- 1971-05-06 DE DE2122499A patent/DE2122499C3/de not_active Expired
- 1971-05-07 CA CA112,407A patent/CA954343A/en not_active Expired
- 1971-05-07 FR FR7116519A patent/FR2088431B1/fr not_active Expired
- 1971-05-07 BE BE766885A patent/BE766885A/xx unknown
- 1971-05-07 SE SE7105966A patent/SE384229B/xx unknown
-
1975
- 1975-03-06 SE SE7502525A patent/SE405720B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA954343A (en) | 1974-09-10 |
| SE405720B (sv) | 1978-12-27 |
| SE384229B (sv) | 1976-04-26 |
| BE766885A (fr) | 1971-11-08 |
| GB1306617A (en) | 1973-02-14 |
| DE2122499B2 (de) | 1977-08-04 |
| DE2122499C3 (de) | 1978-03-30 |
| DE2122499A1 (de) | 1971-11-25 |
| SE7502525L (enExample) | 1975-03-06 |
| FR2088431A1 (enExample) | 1972-01-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |