FR2200360B1 - - Google Patents
Info
- Publication number
- FR2200360B1 FR2200360B1 FR7334372A FR7334372A FR2200360B1 FR 2200360 B1 FR2200360 B1 FR 2200360B1 FR 7334372 A FR7334372 A FR 7334372A FR 7334372 A FR7334372 A FR 7334372A FR 2200360 B1 FR2200360 B1 FR 2200360B1
- 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
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29185472A | 1972-09-25 | 1972-09-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2200360A1 FR2200360A1 (ru) | 1974-04-19 |
| FR2200360B1 true FR2200360B1 (ru) | 1976-05-14 |
Family
ID=23122143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7334372A Expired FR2200360B1 (ru) | 1972-09-25 | 1973-09-25 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3779817A (ru) |
| JP (1) | JPS49123963A (ru) |
| CA (1) | CA986824A (ru) |
| DE (1) | DE2348152A1 (ru) |
| FR (1) | FR2200360B1 (ru) |
| GB (1) | GB1398062A (ru) |
| IT (1) | IT996728B (ru) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5210095A (en) * | 1975-07-14 | 1977-01-26 | Nippon Telegr & Teleph Corp <Ntt> | Solid laser apparatus |
| US5110375A (en) * | 1990-09-20 | 1992-05-05 | Parsons Kevin L | Baton method of heat treating expandable |
| DE19838673C1 (de) * | 1998-08-20 | 2000-04-20 | Mannesmann Ag | Verfahren zur Herstellung hochfester und hochzäher Stahlprofilrohre und Anlage zu dessen Durchführung |
| EP1718118B1 (en) * | 2004-02-20 | 2009-04-15 | Neturen Co., Ltd. | Method and device for induction heating and hardening apparatus |
| WO2017207660A1 (en) * | 2016-05-31 | 2017-12-07 | Vallourec Deutschland Gmbh | Method for producing an elongated hollow body consisting of steel and having a polygonal, in particular square or rectangular, cross-section |
| DE102016110045A1 (de) | 2016-05-31 | 2017-11-30 | Vallourec Deutschland Gmbh | Verfahren zum Herstellen eines langgestreckten Hohlkörpers aus Stahl mit polygonalem, insbesondere quadratischem oder rechteckigem, Querschnitt |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2222263A (en) * | 1940-03-02 | 1940-11-19 | South Chester Tube Company | Method of heat treatment for pipes |
| US2256455A (en) * | 1940-03-30 | 1941-09-16 | Republic Steel Corp | Oil well casing |
| US2748039A (en) * | 1951-12-17 | 1956-05-29 | United States Steel Corp | Method of heat treating metallic pipes |
-
1972
- 1972-09-25 US US00291854A patent/US3779817A/en not_active Expired - Lifetime
-
1973
- 1973-09-17 GB GB4356073A patent/GB1398062A/en not_active Expired
- 1973-09-22 JP JP48106559A patent/JPS49123963A/ja active Pending
- 1973-09-24 CA CA181,717A patent/CA986824A/en not_active Expired
- 1973-09-24 IT IT69811/73A patent/IT996728B/it active
- 1973-09-25 DE DE19732348152 patent/DE2348152A1/de active Pending
- 1973-09-25 FR FR7334372A patent/FR2200360B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS49123963A (ru) | 1974-11-27 |
| GB1398062A (en) | 1975-06-18 |
| FR2200360A1 (ru) | 1974-04-19 |
| IT996728B (it) | 1975-12-10 |
| US3779817A (en) | 1973-12-18 |
| DE2348152A1 (de) | 1974-03-28 |
| CA986824A (en) | 1976-04-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |