DE69013997D1 - Katalytisches Rührwerk zum Modifizieren von Ofenatmosphären. - Google Patents

Katalytisches Rührwerk zum Modifizieren von Ofenatmosphären.

Info

Publication number
DE69013997D1
DE69013997D1 DE69013997T DE69013997T DE69013997D1 DE 69013997 D1 DE69013997 D1 DE 69013997D1 DE 69013997 T DE69013997 T DE 69013997T DE 69013997 T DE69013997 T DE 69013997T DE 69013997 D1 DE69013997 D1 DE 69013997D1
Authority
DE
Germany
Prior art keywords
agitator
catalytic
furnace atmospheres
modifying furnace
modifying
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 - Fee Related
Application number
DE69013997T
Other languages
English (en)
Other versions
DE69013997T2 (de
Inventor
Susumu Takahashi
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.)
Kanto Yakin Kogyo Co Ltd
Original Assignee
Kanto Yakin Kogyo Co 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
Application filed by Kanto Yakin Kogyo Co Ltd filed Critical Kanto Yakin Kogyo Co Ltd
Application granted granted Critical
Publication of DE69013997D1 publication Critical patent/DE69013997D1/de
Publication of DE69013997T2 publication Critical patent/DE69013997T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • 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
    • C21D1/76—Adjusting the composition of the atmosphere
    • C21D1/763—Adjusting the composition of the atmosphere using a catalyst
    • 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
    • C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
    • 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
    • F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
    • F27D7/04—Circulating atmospheres by mechanical means
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • F27B2005/166—Means to circulate the atmosphere
    • F27B2005/167—Means to circulate the atmosphere the atmosphere being recirculated through the treatment chamber by a turbine

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Furnace Details (AREA)
DE69013997T 1989-07-10 1990-07-10 Katalytisches Rührwerk zum Modifizieren von Ofenatmosphären. Expired - Fee Related DE69013997T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989080875U JPH057237Y2 (de) 1989-07-10 1989-07-10

Publications (2)

Publication Number Publication Date
DE69013997D1 true DE69013997D1 (de) 1994-12-15
DE69013997T2 DE69013997T2 (de) 1995-05-24

Family

ID=13730521

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69013997T Expired - Fee Related DE69013997T2 (de) 1989-07-10 1990-07-10 Katalytisches Rührwerk zum Modifizieren von Ofenatmosphären.

Country Status (5)

Country Link
US (1) US5098070A (de)
EP (1) EP0408325B1 (de)
JP (1) JPH057237Y2 (de)
CN (1) CN1021462C (de)
DE (1) DE69013997T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5426157A (en) * 1994-03-16 1995-06-20 Air Products And Chemicals, Inc. Flexibilized polyepoxide resins incorporating poly-N-methylated secondary amines
DE102008029001B3 (de) * 2008-06-20 2009-09-17 Ipsen International Gmbh Verfahren und Einrichtung zur Wärmebehandlung von metallischen Werkstoffen
CN111362772B (zh) * 2020-02-13 2022-10-04 东营威联化学有限公司 一种利用直馏石脑油法生产二甲苯的装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1049888B (de) * 1959-02-05 Dr. Schmitz -&. Apelt, Wuppertal-Langerfeld Einrichtung zur Warmbehandlung von Werkstücken mit chemisch wirksamen Gasen, insbesondere Aufkohlungsofen
JPS5638419A (en) * 1979-09-05 1981-04-13 Kanto Yakin Kogyo Kk Metal heating furnace with protective atmosphere
JPS59162941A (ja) * 1983-03-08 1984-09-13 Chugai Ro Kogyo Kaisha Ltd 炉内設置型吸熱型ガス発生装置

Also Published As

Publication number Publication date
EP0408325A1 (de) 1991-01-16
DE69013997T2 (de) 1995-05-24
EP0408325B1 (de) 1994-11-09
CN1048728A (zh) 1991-01-23
US5098070A (en) 1992-03-24
CN1021462C (zh) 1993-06-30
JPH0322051U (de) 1991-03-06
JPH057237Y2 (de) 1993-02-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee