Tank car discharge valve heating unit

Details Tank car discharge valve heating unit Tank car discharge valve heating unit

1989-07-14

1991-06-04

Olszewski, Robert P.

Railway rolling stock

Heating devices

105360, 165 41, B61D 2700, B61D 500

Patent

active

050204475

ABSTRACT:
A railway car heated by steam through a heat exchanger located at the bottom of a tank, the heat exchanger comprising a torus sleeved about a discharge valve in efficient heat transfer thereto.

REFERENCES:
patent: 1370531 (1921-03-01), Fowler
patent: 1569605 (1926-01-01), Ash
patent: 3176764 (1965-04-01), Barbera
patent: 3228466 (1966-01-01), Carleton
patent: 3685458 (1972-08-01), Price et al.
patent: 4476788 (1984-10-01), Loevinger
patent: 4480370 (1984-11-01), Loevinger
patent: 4530288 (1985-07-01), Loevinger
patent: 4603733 (1986-08-01), Loevinger
patent: 4624189 (1986-11-01), Loevinger

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