GB8401755D0 - Heat treatment of workpieces - Google Patents

Heat treatment of workpieces

Info

Publication number
GB8401755D0
GB8401755D0 GB848401755A GB8401755A GB8401755D0 GB 8401755 D0 GB8401755 D0 GB 8401755D0 GB 848401755 A GB848401755 A GB 848401755A GB 8401755 A GB8401755 A GB 8401755A GB 8401755 D0 GB8401755 D0 GB 8401755D0
Authority
GB
United Kingdom
Prior art keywords
workpieces
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.)
Granted
Application number
GB848401755A
Other versions
GB2135032B (en
GB2135032A (en
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
BOC Group 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
Priority claimed from GB838303673A external-priority patent/GB8303673D0/en
Application filed by BOC Group Ltd filed Critical BOC Group Ltd
Priority to GB08401755A priority Critical patent/GB2135032B/en
Publication of GB8401755D0 publication Critical patent/GB8401755D0/en
Publication of GB2135032A publication Critical patent/GB2135032A/en
Application granted granted Critical
Publication of GB2135032B publication Critical patent/GB2135032B/en
Expired legal-status Critical Current

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
    • 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
    • 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
    • F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
    • F27B9/045—Furnaces with controlled atmosphere
    • F27B9/047—Furnaces with controlled atmosphere the atmosphere consisting of protective gases
    • 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
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • 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
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/3005—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases
    • 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
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/40—Arrangements of controlling or monitoring devices
    • 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0028—Regulation
    • F27D2019/0068—Regulation involving a measured inflow of a particular gas in the enclosure
    • 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0028—Regulation
    • F27D2019/0071—Regulation using position sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2001/00—Composition, conformation or state of the charge
    • F27M2001/15—Composition, conformation or state of the charge characterised by the form of the articles
    • F27M2001/1539—Metallic articles
    • F27M2001/1547—Elongated articles, e.g. beams, rails
    • F27M2001/1556—Tubes or cylindrical bodies
GB08401755A 1983-02-10 1984-01-24 Heat treatment of workpieces Expired GB2135032B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08401755A GB2135032B (en) 1983-02-10 1984-01-24 Heat treatment of workpieces

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838303673A GB8303673D0 (en) 1983-02-10 1983-02-10 Heat treatment of workpieces
GB08401755A GB2135032B (en) 1983-02-10 1984-01-24 Heat treatment of workpieces

Publications (3)

Publication Number Publication Date
GB8401755D0 true GB8401755D0 (en) 1984-02-29
GB2135032A GB2135032A (en) 1984-08-22
GB2135032B GB2135032B (en) 1986-09-24

Family

ID=26285190

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08401755A Expired GB2135032B (en) 1983-02-10 1984-01-24 Heat treatment of workpieces

Country Status (1)

Country Link
GB (1) GB2135032B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2569261B1 (en) * 1984-08-17 1987-04-17 Stein Heurtey OVEN PROVIDED WITH A CURTAIN CLEAR TO CLOSE THE OPENING OPENING
FR2582181B1 (en) * 1985-05-15 1989-06-09 Inf Milit Spatiale Aeronaut PRINTED CIRCUIT SUBSTRATE COOKING OVEN
IT1220312B (en) * 1988-03-15 1990-06-15 Mouva Matrix Srl OVEN WITH CONTINUOUS FEEDING OF THE PIECES FOR THE SINTERING OF PRESSED METAL POWDERS
FR2628752B1 (en) * 1988-03-16 1993-01-15 Air Liquide METHOD AND DEVICE FOR THE TREATMENT OF ANNEALING OF METAL STRIPS IN VERTICAL OVEN
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
DE3916178C1 (en) * 1989-05-18 1990-06-13 Mahler Dienstleistungs-Gmbh Loeten-Haerten-Anlagenbau, 7300 Esslingen, De
US5554836A (en) * 1994-05-23 1996-09-10 The Boc Group, Inc. Induction heating in low oxygen-containing atmosphere
DE19963736B4 (en) * 1999-12-29 2008-11-27 Strohmenger, Werner, Ing.(grad.) tunnel kiln
JP7106393B2 (en) * 2018-08-22 2022-07-26 日本碍子株式会社 Continuous heating furnace and its operation method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR418171A (en) * 1909-07-12 1910-12-02 Edwin Allen Gardner Starting mechanism for motors
SE364729B (en) * 1972-11-06 1974-03-04 Graenges Eng Ab

Also Published As

Publication number Publication date
GB2135032B (en) 1986-09-24
GB2135032A (en) 1984-08-22

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20040123