Seal structures for rotary regenerative heat exchangers of gas t

Details Seal structures for rotary regenerative heat exchangers of gas t Seal structures for rotary regenerative heat exchangers of gas t

1976-08-12

1978-08-01

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

165 9, F16J 1534

Patent

active

041039084

ABSTRACT:
A hot side seal in rubbing contact with a rotary regenerator matrix of a gas turbine engine consists of an annular portion formed from a carbon block and a diametral portion, the rubbing surface of which is made from a layer of a compound of nickel oxide and calcium fluoride.

REFERENCES:
patent: 3743008 (1973-07-01), Zeek et al.
patent: 3923667 (1975-12-01), Lachman

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