Tank for pitch impregnation therein

Details Tank for pitch impregnation therein Tank for pitch impregnation therein

1977-09-12

1978-07-04

Hall, George T.

Receptacles

Closures

Having means for securing or retaining closure in its closed...

220256, B65D 4532

Patent

active

040984281

ABSTRACT:
A horizontal-type tank for therein operating heated pitch impregnation of carbon electrode blanks, comprising a cylindrical body having an annular weir member disposed near its open end portion for preventing flowing out of an unused pitch portion, and a lid member releasably closing the opening of the body, which has a double wall structure providing between the outer and the inner walls a heated pitch jacket in liquid communication with the body, said inner wall having an outer edge portion protruding into the body beyond the location of the weir member. The body also has an annular coolant jacket disposed close to its flange surface portion against which an annular seal member provided to a flange portion of the lid abuts.

REFERENCES:
patent: 3753853 (1973-08-01), Schabert
patent: 3800972 (1974-04-01), Raymond
patent: 3990605 (1976-11-01), Hanke et al.

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