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2024年3月12日发(作者：softplugin翻译)

专利内容由知识产权出版社提供

专利名称：Process and device for the repair of an

overheated gas conduit lining by a plasma

torch

发明人：ROEDERER, CHARLES,DE LASSAT, YANN

申请号：EP86440076.7

申请日：19860910

公开号：EP0215721A1

公开日：19870325

专利附图：

摘要：1. Process for repairing the refractory lining (14) of the inner wall of a conduit

(5, 6) for conveying gas heated to a high temperature by a plasma torch (8) and intended

to be injected into a melting-reduction tank furnace, the plasma torch (8) being received

in a side fitting (7) of the conduit and producing a plasma jet eroding the lining,

characterized in that the area of wear (16) of the said refractory lining is repaired by

spraying finely divided solid refractory material preheated, by virtue of the said plasma

torch (8), to a high temperature capable of promoting its adhesion to the wall to be

repaired.

申请人：INSTITUT DE RECHERCHES DE LA SIDERURGIE FRANCAISE (IRSID)

地址：Voie Romaine B.P. 64 F-57210 Maizières-lès-Metz FR

国籍：FR

代理机构：Ventavoli, Roger

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