GB1332928A - Controlled-atmosphere furnace with gas seal - Google Patents

Controlled-atmosphere furnace with gas seal

Info

Publication number
GB1332928A
GB1332928A GB1332928DA GB1332928A GB 1332928 A GB1332928 A GB 1332928A GB 1332928D A GB1332928D A GB 1332928DA GB 1332928 A GB1332928 A GB 1332928A
Authority
GB
United Kingdom
Prior art keywords
furnace
gas
gas seal
controlled
atmosphere furnace
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
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1332928A publication Critical patent/GB1332928A/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
    • F27D99/0075—Gas curtain 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
    • C21D9/0031—Rotary furnaces with horizontal or slightly inclined axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (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)
  • Furnace Details (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)

Abstract

1332928 Gas seals A A BELOUSOY 20 Nov 1970 55222/70 Heading F4B A gas seal for use in a furnace, and in particular in a furnace of the type wherein a rotating disc carries buckets around a vertical heating chamber, comprises two chambers 11 and 12 surrounding either the inlet or outlet passage of the furnace, means 15 for introducing inert gas into the passage via a slot 16 in the lower chamber 11, and means 17 for removing a mixture of inert gas, furnace combustion or heating gas and air via a slot 18 disposed in the upper chamber 12.
GB1332928D 1970-11-20 1970-11-20 Controlled-atmosphere furnace with gas seal Expired GB1332928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5522270 1970-11-20

Publications (1)

Publication Number Publication Date
GB1332928A true GB1332928A (en) 1973-10-10

Family

ID=10473298

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1332928D Expired GB1332928A (en) 1970-11-20 1970-11-20 Controlled-atmosphere furnace with gas seal

Country Status (1)

Country Link
GB (1) GB1332928A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348339A (en) * 1978-12-20 1982-09-07 Kraftwerk Union Aktiengesellschaft Method for manufacturing oxidic nuclear fuel bodies
EP0319948A2 (en) * 1987-12-07 1989-06-14 Praxair Technology, Inc. Wide laminar fluid doors
EP0396013A2 (en) * 1989-05-05 1990-11-07 Messer Griesheim Gmbh Apparatus to prevent the penetration of foreign gases through the charging openening of an inertized reaction container
EP0515249A1 (en) * 1991-05-22 1992-11-25 Unimetal Partial sealing device between the inside and the outside of an arc furnace

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348339A (en) * 1978-12-20 1982-09-07 Kraftwerk Union Aktiengesellschaft Method for manufacturing oxidic nuclear fuel bodies
EP0319948A2 (en) * 1987-12-07 1989-06-14 Praxair Technology, Inc. Wide laminar fluid doors
EP0319948A3 (en) * 1987-12-07 1989-08-30 Union Carbide Corporation Wide laminar fluid doors
EP0396013A2 (en) * 1989-05-05 1990-11-07 Messer Griesheim Gmbh Apparatus to prevent the penetration of foreign gases through the charging openening of an inertized reaction container
EP0396013A3 (en) * 1989-05-05 1991-01-09 Messer Griesheim Gmbh Apparatus to prevent the penetration of foreign gases through the charging openening of an inertized reaction container
EP0515249A1 (en) * 1991-05-22 1992-11-25 Unimetal Partial sealing device between the inside and the outside of an arc furnace
FR2676799A1 (en) * 1991-05-22 1992-11-27 Siderurgie Fse Inst Rech PARTIAL SEALING DEVICE BETWEEN THE INTERIOR AND EXTERIOR OF AN ARC FURNACE.

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee