Refractory shield design for superheater tubes

Details Refractory shield design for superheater tubes Refractory shield design for superheater tubes

1995-05-19

1998-03-10

Bennett, Henry A.

Liquid heaters and vaporizers

Tubes and connections

122DIG13, 122510, 138162, F22B 3706, F27D 3710

Patent

active

057249237

ABSTRACT:
The present invention relates to a refractory shield for protecting a superheater tube against fluid attack comprising first and second partial-tubes, each partial-tube having a C-shaped cross-section, the C-shaped cross section defining first and second ends; wherein the ends of the partial-tubes are opposably engaged, and wherein the partial-tubes comprise means for preventing radial movement of the first partial-tube relative to the second partial-tube.

REFERENCES:
patent: 3914100 (1975-10-01), Guskea
patent: 4100889 (1978-07-01), Chayes
patent: 4337034 (1982-06-01), Morgan, II et al.
patent: 4944254 (1990-07-01), Fournier et al.
patent: 5154648 (1992-10-01), Buckshaw
patent: 5220957 (1993-06-01), Hance
patent: 5458155 (1995-10-01), Stephens
patent: 5511609 (1996-04-01), Tyler

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