Title: Interlocking ceramic tile for covering an insulated water cooled pipe structure

Abstract: The invention relates to a preburned ceramic refractory covering for a water cooled metallic pipe forming a structural portion of a furnace. The pipe is covered by a layer of fibrous insulating material where the refractory covering is formed by interlocking shapes which are interlocked and maintained in assembled position by pins welded to the pipe and positioned along edge surfaces of the shapes.

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Inventors: Campbell, Jr., Frank (North Augusta, SC, US)

Application Number: 440900
Filing Date: 1974-02-08
Publication_date: 1976-03-02
Assignee: The Babcock & Wilcox Company (New York, NY)
Primary Class(es): 138/178 138/149, 138/155
Other Classes:
US Patent Ref:

1969374	Aug, 1934	Kleffel	138/149.
2884879	May, 1959	Corriston	110/98.
3055651	Sep, 1962	McCullough	110/;98.
3226101	Dec, 1965	Balaz et al.	432/234.
3451661	Jun, 1969	Barker	138/149.
3486533	Dec, 1969	Doherty et al.	432/234.
3488040	Jan, 1970	Dickson	138/149.
3820947	Jun, 1974	Boto et al.	138/149.

Other Refs:
Primary Examiner: Bell, Jr., Houston S.
Assistant Examiner: Bryant, III, James E.
Attorney: Maguire; J. M.