BR8004863A - Processo e instalacao para o tratamento termico de um tubo de ferro fundido ou de um tubo de aco - Google Patents
Processo e instalacao para o tratamento termico de um tubo de ferro fundido ou de um tubo de acoInfo
- Publication number
- BR8004863A BR8004863A BR8004863A BR8004863A BR8004863A BR 8004863 A BR8004863 A BR 8004863A BR 8004863 A BR8004863 A BR 8004863A BR 8004863 A BR8004863 A BR 8004863A BR 8004863 A BR8004863 A BR 8004863A
- Authority
- BR
- Brazil
- Prior art keywords
- tube
- installation
- cast iron
- thermal treatment
- steel tube
- Prior art date
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
-
- 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
- C21D1/34—Methods of heating
- C21D1/44—Methods of heating in heat-treatment baths
- C21D1/48—Metal baths
-
- 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
- C21D9/0031—Rotary furnaces with horizontal or slightly inclined axis
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 |
---|---|---|---|
FR7919940A FR2462480A1 (fr) | 1979-08-03 | 1979-08-03 | Procede et installation pour la manutention de tuyaux en fonte ou de tubes d'acier au cours de leur traitement thermique |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8004863A true BR8004863A (pt) | 1981-02-10 |
Family
ID=9228590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8004863A BR8004863A (pt) | 1979-08-03 | 1980-08-01 | Processo e instalacao para o tratamento termico de um tubo de ferro fundido ou de um tubo de aco |
Country Status (10)
Country | Link |
---|---|
US (2) | US4353531A (pt) |
JP (1) | JPS593524B2 (pt) |
BR (1) | BR8004863A (pt) |
CA (1) | CA1141633A (pt) |
DE (1) | DE3029293C2 (pt) |
EG (1) | EG15431A (pt) |
FR (1) | FR2462480A1 (pt) |
GB (1) | GB2057511B (pt) |
SU (1) | SU1097202A3 (pt) |
UA (1) | UA6076A1 (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2462480A1 (fr) * | 1979-08-03 | 1981-02-13 | Pont A Mousson | Procede et installation pour la manutention de tuyaux en fonte ou de tubes d'acier au cours de leur traitement thermique |
DE3225846C2 (de) * | 1982-07-07 | 1984-05-17 | Eisenhütte Prinz Rudolph, Zweigniederlassung der Salzgitter Maschinen und Anlagen AG, 4408 Dülmen | Vorrichtung zum Abschrecken der Innen- und Außenoberfläche von Rohren im Ölbad |
US5326409A (en) * | 1987-03-24 | 1994-07-05 | Wyman-Gordon Company | System for peripheral differential heat treatemnt to form dual-property workpiece |
DE3721665C1 (de) * | 1987-06-26 | 1988-04-14 | Mannesmann Ag | Verfahren zum Haerten eines Hohlkoerpers |
US6132534A (en) * | 1998-03-19 | 2000-10-17 | Seco/Warwick Corp. | Liquid quenching apparatus and method |
CA2495337C (en) * | 2004-01-30 | 2011-05-10 | Rene Doucette | Ditch digging bucket |
CN116287644A (zh) * | 2023-03-17 | 2023-06-23 | 江苏保利精工机电有限公司 | 一种新型连续式钢管去应力无氧退火装置及方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2098999A (en) * | 1935-12-21 | 1937-11-16 | Bertram J Sayles | Furnace |
LU33204A1 (pt) * | 1953-11-13 | |||
US3623716A (en) * | 1969-07-18 | 1971-11-30 | Mannesmann Roehren Werke Ag | Method and apparatus for hardening pipes internally and externally |
FR2382502A1 (fr) * | 1977-03-02 | 1978-09-29 | Pont A Mousson | Procede et installation de traitement thermique de recuit de tuyaux en fonte a graphite spheroidal ou lamellaire |
FR2462480A1 (fr) * | 1979-08-03 | 1981-02-13 | Pont A Mousson | Procede et installation pour la manutention de tuyaux en fonte ou de tubes d'acier au cours de leur traitement thermique |
DE2935242C2 (de) * | 1979-08-30 | 1982-05-06 | Mannesmann AG, 4000 Düsseldorf | Rohr-Ölvergütungsanlage. |
US4336924A (en) * | 1980-01-21 | 1982-06-29 | Park-Ohio Industries, Inc. | Apparatus for quenching heated workpieces |
-
1979
- 1979-08-03 FR FR7919940A patent/FR2462480A1/fr active Granted
-
1980
- 1980-07-16 GB GB8023162A patent/GB2057511B/en not_active Expired
- 1980-07-24 US US06/172,038 patent/US4353531A/en not_active Expired - Lifetime
- 1980-07-30 CA CA000357341A patent/CA1141633A/en not_active Expired
- 1980-08-01 BR BR8004863A patent/BR8004863A/pt not_active IP Right Cessation
- 1980-08-01 DE DE3029293A patent/DE3029293C2/de not_active Expired
- 1980-08-01 SU SU802953013A patent/SU1097202A3/ru active
- 1980-08-01 JP JP55106342A patent/JPS593524B2/ja not_active Expired
- 1980-08-01 UA UA2953013A patent/UA6076A1/uk unknown
- 1980-08-02 EG EG470/80A patent/EG15431A/xx active
-
1982
- 1982-04-30 US US06/373,564 patent/US4401478A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2462480A1 (fr) | 1981-02-13 |
JPS593524B2 (ja) | 1984-01-24 |
US4353531A (en) | 1982-10-12 |
EG15431A (en) | 1986-09-30 |
US4401478A (en) | 1983-08-30 |
DE3029293C2 (de) | 1985-10-31 |
CA1141633A (en) | 1983-02-22 |
GB2057511A (en) | 1981-04-01 |
UA6076A1 (uk) | 1994-12-29 |
JPS5655523A (en) | 1981-05-16 |
GB2057511B (en) | 1983-03-30 |
SU1097202A3 (ru) | 1984-06-07 |
FR2462480B1 (pt) | 1984-10-05 |
DE3029293A1 (de) | 1981-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK | Patent expired |
Effective date: 19950801 |