EP 0118136 A1 19840912 - Method for the rearrangement of damaged cooling in a blast furnace.
Title (en)
Method for the rearrangement of damaged cooling in a blast furnace.
Title (de)
Verfahren zur Ausbesserung schadhafter Kühlelemente eines Hochofens.
Title (fr)
Procédé pour réparer des éléments de refroidissement détériorés d'un haut fourneau.
Publication
Application
Priority
FI 830290 A 19830127
Abstract (en)
The invention relates to a method for the rearrangement of damaged cooling, especially in cast-iron cooling boxes (1) of a blast furnace. Grooves (2) for new cooling pipes (6) are made on the exterior surface of the boxes, the pipes (6) are installed in the grooves (2) with the aid of a suitable mix, and the cooling-water circulation is connected to pass via the new pipes (6).
IPC 1-7
IPC 8 full level
C21B 7/10 (2006.01)
CPC (source: EP)
C21B 7/10 (2013.01)
Citation (search report)
- US 3379427 A 19680423 - NICKOLAEVICH ZHEREBIN BORIS, et al
- US 4071230 A 19780131 - ZHERDEV ANATOLY VASILIEVICH, et al
- FR 2386795 A1 19781103 - STEINMUELLER GMBH L & C [DE]
- PATENT ABSTRACTS OF JAPAN, vol. 5, no. 45, 25 March 1981; & JP-A-56 000 211
- PATENT ABSTRACTS OF JAPAN, vol. 5, no. 188, 27 November 1981; & JP-A-56 112 407
- PATENT ABSTRACTS OF JAPAN, vol. 6, no. 90, 27 May 1982; & JP-A-57 019 309
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0118136 A1 19840912; EP 0118136 B1 19860910; AT E22117 T1 19860915; DE 3460635 D1 19861016; EG 16426 A 19880131; FI 68263 B 19850430; FI 68263 C 19850812; FI 830290 A0 19830127; FI 830290 L 19840728
DOCDB simple family (application)
EP 84200072 A 19840120; AT 84200072 T 19840120; DE 3460635 T 19840120; EG 5384 A 19840125; FI 830290 A 19830127