DE3370823D1 - Method and apparatus for quenching steel pipes - Google Patents
Method and apparatus for quenching steel pipesInfo
- Publication number
- DE3370823D1 DE3370823D1 DE8383100777T DE3370823T DE3370823D1 DE 3370823 D1 DE3370823 D1 DE 3370823D1 DE 8383100777 T DE8383100777 T DE 8383100777T DE 3370823 T DE3370823 T DE 3370823T DE 3370823 D1 DE3370823 D1 DE 3370823D1
- Authority
- DE
- Germany
- Prior art keywords
- steel pipes
- quenching steel
- quenching
- pipes
- steel
- Prior art date
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
- C21D9/085—Cooling or quenching
-
- 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
- C21D1/62—Quenching devices
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)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34675582A | 1982-02-08 | 1982-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3370823D1 true DE3370823D1 (en) | 1987-05-14 |
Family
ID=23360917
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1983100777 Pending DE86988T1 (en) | 1982-02-08 | 1983-01-27 | METHOD AND DEVICE FOR QUARKING STEEL TUBES. |
DE8383100777T Expired DE3370823D1 (en) | 1982-02-08 | 1983-01-27 | Method and apparatus for quenching steel pipes |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1983100777 Pending DE86988T1 (en) | 1982-02-08 | 1983-01-27 | METHOD AND DEVICE FOR QUARKING STEEL TUBES. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0086988B1 (en) |
JP (1) | JPS58147513A (en) |
CA (1) | CA1234338A (en) |
DE (2) | DE86988T1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4834344A (en) * | 1987-02-20 | 1989-05-30 | Surface Combustion, Inc. | Apparatus for inside-outside tube quenching |
DE3818878A1 (en) * | 1988-06-01 | 1989-12-07 | Mannesmann Ag | Process for hardening a cylindrical hollow steel body |
DE3900995A1 (en) * | 1988-06-01 | 1990-07-12 | Mannesmann Ag | METHOD FOR HARDENING A CYLINDRICAL HOLLOW BODY |
ITGE940001A1 (en) * | 1994-01-05 | 1995-07-05 | Iritecna Societa Per L Impiant | METHOD AND DEVICE FOR HARDENING, IN PARTICULAR STEEL PIPES OR SIMILAR. |
CN113293274B (en) * | 2021-05-19 | 2022-10-28 | 江西耐乐铜业有限公司 | Special material frame for annealing of oxygen-free copper pipe |
CN117965853A (en) * | 2024-01-31 | 2024-05-03 | 山东普瑞而机械制造有限公司 | Method for processing parts by spiral lifting type oil cooling tank |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2888374A (en) * | 1955-05-17 | 1959-05-26 | Mannesmann Ag | Process for depth-hardening of long tubes or the like |
FR1204662A (en) * | 1958-05-19 | 1960-01-27 | Creusot Forges Ateliers | Blown gas quenching plant and liquid mist |
US3212766A (en) * | 1960-08-15 | 1965-10-19 | Mannesmann Ag | Apparatus for depth hardening long tubes |
FR1381458A (en) * | 1963-10-26 | 1964-12-14 | Installation for accelerated cooling of metal parts in the shape of a hollow cylinder | |
US3623716A (en) * | 1969-07-18 | 1971-11-30 | Mannesmann Roehren Werke Ag | Method and apparatus for hardening pipes internally and externally |
GB1341255A (en) * | 1970-05-30 | 1973-12-19 | Kloeckner Werke Ag | Oil hardening process and equipment for the hardening of metals |
US3877685A (en) * | 1973-07-16 | 1975-04-15 | Algoma Steel Corp Ltd | Steel hardening apparatus |
JPS5383910A (en) * | 1976-12-29 | 1978-07-24 | Nippon Steel Corp | Immersion cooling apparatus for high temperatus matallic pipe |
DE2703852C3 (en) * | 1977-01-31 | 1985-02-21 | Nippon Kokan K.K., Tokio/Tokyo | Device for cooling the inner surface of a metal pipe inclined to the vertical |
-
1983
- 1983-01-25 CA CA000420223A patent/CA1234338A/en not_active Expired
- 1983-01-27 DE DE1983100777 patent/DE86988T1/en active Pending
- 1983-01-27 DE DE8383100777T patent/DE3370823D1/en not_active Expired
- 1983-01-27 EP EP19830100777 patent/EP0086988B1/en not_active Expired
- 1983-02-08 JP JP1823283A patent/JPS58147513A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0086988B1 (en) | 1987-04-08 |
DE86988T1 (en) | 1984-02-02 |
EP0086988A1 (en) | 1983-08-31 |
JPS58147513A (en) | 1983-09-02 |
CA1234338A (en) | 1988-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ITALIMPIANTI SOCIETA ITALIANA IMPIANTI, P.A., GENU |
|
8328 | Change in the person/name/address of the agent |
Free format text: DERZEIT KEIN VERTRETER BESTELLT |
|
8339 | Ceased/non-payment of the annual fee |