DE3277843D1 - Heat treatment of metals - Google Patents

Heat treatment of metals

Info

Publication number
DE3277843D1
DE3277843D1 DE8282304867T DE3277843T DE3277843D1 DE 3277843 D1 DE3277843 D1 DE 3277843D1 DE 8282304867 T DE8282304867 T DE 8282304867T DE 3277843 T DE3277843 T DE 3277843T DE 3277843 D1 DE3277843 D1 DE 3277843D1
Authority
DE
Germany
Prior art keywords
metals
heat treatment
treatment
heat
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
Application number
DE8282304867T
Other languages
German (de)
Inventor
Robert Gwynn Bowes
Robert David Chapman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOC Group Ltd
Original Assignee
British Oxigen Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26280755&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3277843(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by British Oxigen Ltd filed Critical British Oxigen Ltd
Application granted granted Critical
Publication of DE3277843D1 publication Critical patent/DE3277843D1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0073—Seals
    • 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
    • F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor
    • F27B9/243—Endless-strand conveyor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/18—Door frames; Doors, lids, removable covers
    • F27D1/1858—Doors
    • F27D2001/1875—Hanging doors and walls
    • F27D2001/1883—Hanging curtains

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Tunnel Furnaces (AREA)
  • Furnace Details (AREA)
DE8282304867T 1981-09-19 1982-09-15 Heat treatment of metals Expired DE3277843D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8128392 1981-09-19
GB8217338 1982-06-15

Publications (1)

Publication Number Publication Date
DE3277843D1 true DE3277843D1 (en) 1988-01-28

Family

ID=26280755

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282304867T Expired DE3277843D1 (en) 1981-09-19 1982-09-15 Heat treatment of metals

Country Status (6)

Country Link
EP (1) EP0075438B1 (en)
JP (1) JPH0617501B2 (en)
AU (1) AU556896B2 (en)
DE (1) DE3277843D1 (en)
ES (2) ES8403163A1 (en)
GB (1) GB2108156B (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT395321B (en) * 1983-07-05 1992-11-25 Ebner Ind Ofenbau METHOD FOR COOLING CHARGES IN DISCONTINUOUSLY WORKING INDUSTRIAL OVENS, ESPECIALLY STEEL WIRE OR TAPE BANDS IN DOME GLUES
FR2583064B1 (en) * 1985-06-05 1987-08-14 Air Liquide HEAT TREATMENT PROCESS, HOOD FOR CARRYING OUT SAID METHOD AND USE THEREOF IN HEAT TREATMENT OVENS
DE3733884A1 (en) * 1987-10-07 1989-04-27 Linde Ag METHOD FOR GLOWING METAL PARTS IN CONTINUOUS OVENS
IT1229078B (en) * 1988-03-16 1991-07-18 Air Liquide METAL ARTICLES TREATMENT PROCESS AND DEVICE FOR TREATMENT.
FR2628753B1 (en) * 1988-03-16 1993-07-23 Air Liquide METHOD AND APPARATUS FOR TREATING ANNEALING OF METAL ARTICLES IN HORIZONTAL OVEN
FR2628752B1 (en) * 1988-03-16 1993-01-15 Air Liquide METHOD AND DEVICE FOR THE TREATMENT OF ANNEALING OF METAL STRIPS IN VERTICAL OVEN
DE3809516A1 (en) * 1988-03-22 1989-10-05 Messer Griesheim Gmbh Method for supplying inert gas and reaction gas to a vertical or horizontal annealing unit
DE3828134A1 (en) * 1988-08-18 1990-02-22 Linde Ag METHOD FOR THE HEAT TREATMENT OF WORKPIECES
DE3926417A1 (en) * 1989-01-17 1990-07-19 Linde Ag METHOD FOR GLOWING METAL PARTS UNDER HYDROGEN PROTECTIVE GAS IN A CONTINUOUS OVEN
JP3002518B2 (en) * 1990-10-17 2000-01-24 株式会社日立製作所 Liquid crystal display
DE4104982A1 (en) * 1991-02-19 1992-08-20 Linde Ag Continuous heating, inert gas-filled furnace - has extractor hoods at, and above, the furnace entry and exit
IL119434A (en) * 1995-11-27 2000-01-31 Boc Group Inc Furnace
FR2746112B1 (en) * 1996-03-13 1998-06-05 METHOD OF CONTINUOUS HEAT TREATMENT OF METAL STRIPS IN ATMOSPHERES OF DIFFERENT NATURE
FR2801953B1 (en) 1999-12-06 2002-05-10 Snecma SEALING BOX FOR A CONTINUOUS PROCESSING ENCLOSURE OF A THIN STRIP PRODUCT, PARTICULARLY FOR A CONTINUOUS CARBONIZATION OVEN OF FIBROUS SUBSTRATE
DE10050673C1 (en) * 2000-10-04 2002-04-18 Kohnle W Waermebehandlung Heat treatment, e.g. annealing, of workpieces in conveyor furnace under inert and reductant gases continues in inert atmosphere on reaching upper limiting value of oxygen partial pressure
LU90721B1 (en) * 2001-01-25 2002-07-26 Circuit Foil Luxembourg Trading Sarl Method for producing metal foams and furnace for producing same
JP2003003211A (en) * 2001-06-19 2003-01-08 Kanto Yakin Kogyo Co Ltd Continuous heat-treatment method for metal under argon atmosphere
US7458991B2 (en) 2002-02-08 2008-12-02 Howmedica Osteonics Corp. Porous metallic scaffold for tissue ingrowth
BE1015109A3 (en) * 2002-09-13 2004-10-05 Drever Internat S A Process traitemant thermal metal strip.
DE10347312B3 (en) * 2003-10-08 2005-04-14 Air Liquide Deutschland Gmbh Process for the heat treatment of iron materials
EP1842931B1 (en) * 2006-04-04 2014-02-19 Linde AG Method for heat treatment
DE102006015739A1 (en) * 2006-04-04 2007-10-11 Linde Ag Process for heat treatment
BRPI0702253B1 (en) 2006-04-04 2020-02-04 Linde Ag heat treatment process of parts in a heat treatment oven
FR2903121B1 (en) * 2006-06-30 2008-09-19 D M S Sa CONTINUOUS THERMAL TREATMENT SYSTEM FOR BRILLIANT RECOVERY OF A STAINLESS STEEL STRIP
CN100465302C (en) * 2006-08-17 2009-03-04 武汉钢铁(集团)公司 Three-section type atmosphere controlled heat treatment furnace
EP3372935A1 (en) * 2017-03-08 2018-09-12 Paul Wurth S.A. Conveying device for bulk material
FR3070976B1 (en) * 2017-09-14 2020-02-28 Adam Pyrometrie PORTABLE ELECTRIC GLASS OVEN FOR COLLECTING HIGH GLASS OBJECTS, PROVIDED WITH A DOOR ACCORDING TO A KINEMATIC MOVEMENT
CN112029978A (en) * 2020-08-11 2020-12-04 江苏常宝普莱森钢管有限公司 Proportioning method for controlling oxidation protective atmosphere of inner surface of heat treatment furnace

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE617319C (en) * 1931-05-02 1935-08-16 Benno Schilde Maschb Akt Ges Procedure and device for bright annealing
GB429940A (en) * 1933-12-08 1935-06-11 John Lindon Pearson Improvements in or relating to annealing processes and furnaces
GB515121A (en) * 1937-05-24 1939-11-27 Wilhelm Doderer Apparatus for the treatment of materials with gases under pressure
FR55831E (en) * 1943-02-02 1952-09-08 Improvements in methods and devices for coating metal objects with protective layers of a different metal
DE861569C (en) * 1944-02-03 1953-01-05 Accumulatoren Fabrik Ag Method and device for bright annealing and sintering, in particular metals
GB695624A (en) * 1949-10-05 1953-08-12 Birlec Ltd Improvements in, or relating to, continuous furnaces
GB794140A (en) * 1955-01-17 1958-04-30 Metal Rolling And Tube Company Improvements relating to the heat-treatment of metal articles
US3467366A (en) * 1967-10-02 1969-09-16 Hayes Inc C I Furnace construction having atmosphere curtain
US3738025A (en) * 1972-07-31 1973-06-12 Hanson Ind Inc Ski boot having variable stiffness
US3950192A (en) * 1974-10-30 1976-04-13 Monsanto Company Continuous carburizing method
JPS5238105U (en) * 1975-09-10 1977-03-17
JPS53125210A (en) * 1977-04-07 1978-11-01 Kobe Steel Ltd Preparation of steel material having small amount of scale

Also Published As

Publication number Publication date
AU556896B2 (en) 1986-11-27
JPH01127618A (en) 1989-05-19
EP0075438A1 (en) 1983-03-30
ES526964A0 (en) 1984-09-16
ES515780A0 (en) 1984-03-01
ES8403163A1 (en) 1984-03-01
EP0075438B1 (en) 1987-12-16
JPH0617501B2 (en) 1994-03-09
GB2108156A (en) 1983-05-11
AU8850882A (en) 1983-03-31
GB2108156B (en) 1986-01-15
ES8407573A1 (en) 1984-09-16

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee