Global Patent Index - EP 0515249 A1

EP 0515249 A1 19921125 - Partial sealing device between the inside and the outside of an arc furnace.

Title (en)

Partial sealing device between the inside and the outside of an arc furnace.

Title (de)

Partielle Dichtungsanordnung zwischen der Innerseite und Aussenseite von einem Lichtbogenofen.

Title (fr)

Dispositif d'étanchéité partielle entre l'intérieur et l'extérieur d'un four à arc.

Publication

EP 0515249 A1 19921125 (FR)

Application

EP 92401323 A 19920514

Priority

FR 9106170 A 19910522

Abstract (en)

The device, according to the invention, for partial sealing between the inside (16) and the outside (18) of an electric arc furnace containing a vault (2) possessing at least one opening (4), an electrode (10) passing axially through the opening (4), a relatively sizeable passage (14) existing between the wall of the opening (4) and the electrode (10), includes a hollow element (20) placed on a horizontal plane outside surface of the furnace perpendicular to the axis (X-X) of the electrode (10) and constituting the outside end of the opening, the hollow element surrounding the electrode with an annular clearance (22). When the furnace is of the tilting type, the device includes stops (24) limiting the movement of the hollow element (20) during the tilting of the furnace. <IMAGE>

IPC 1-7

F27D 23/00; H05B 7/12

IPC 8 full level

F27B 3/08 (2006.01); F27D 1/00 (2006.01); F27D 99/00 (2010.01); H05B 7/12 (2006.01)

CPC (source: EP KR)

F27B 1/00 (2013.01 - KR); F27D 99/0075 (2013.01 - EP); H05B 7/12 (2013.01 - EP); F27B 3/085 (2013.01 - EP)

Citation (search report)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IT LI LU NL PT SE

DOCDB simple family (publication)

EP 0515249 A1 19921125; FR 2676799 A1 19921127; JP H0688680 A 19940329; KR 920021960 A 19921219

DOCDB simple family (application)

EP 92401323 A 19920514; FR 9106170 A 19910522; JP 15588392 A 19920522; KR 920008656 A 19920521