Title:
METHOD FOR REPAIRING INSIDE OF GAS FLUE OF COKE OVEN, AND DEVICE FOR REPAIRING INSIDE OF GAS FLUE
Document Type and Number:
WIPO Patent Application WO/2011/126043
Kind Code:
A1
Abstract:
A method for repairing the inside of a gas flue of a coke oven has: a step for inserting and disposing a first pipe so that the pipe has a predetermined gap relative to the inner peripheral surface of the gas flue and so that the upper end of the pipe is located within the gas flue; a step for forcing mortar into the gap from below to above in the vertical direction; and a step for recovering the mortar having flowed over the upper end of the first pipe and entered the inside of the first pipe.
Inventors:
HATTORI YUKIYOSHI (JP)
UENO RYUTARO (JP)
SUZUKI KAZUNORI (JP)
UENO RYUTARO (JP)
SUZUKI KAZUNORI (JP)
Application Number:
PCT/JP2011/058696
Publication Date:
October 13, 2011
Filing Date:
April 06, 2011
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
HATTORI YUKIYOSHI (JP)
UENO RYUTARO (JP)
SUZUKI KAZUNORI (JP)
HATTORI YUKIYOSHI (JP)
UENO RYUTARO (JP)
SUZUKI KAZUNORI (JP)
International Classes:
C10B29/06
Foreign References:
| JPS3912861Y1 | ||||
| JPS56157484A | 1981-12-04 | |||
| JPS58109586A | 1983-06-29 |
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
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Claims: