Device for the cooling of large, rubber-coated tanks with liquid

Details Device for the cooling of large, rubber-coated tanks with liquid Device for the cooling of large, rubber-coated tanks with liquid

1987-05-14

1988-09-06

Coe, Philip R.

Cleaning and liquid contact with solids

Apparatus

For work having hollows or passages

62155, 62303, 62514R, 134171, 134188, 134192, B08B 908

Patent

active

047685352

ABSTRACT:
A device for cooling rubber-coated large containers with liquid nitrogen to crack and remove the rubber coating includes at least one annular duct with sprayers for directing the liquid nitrogen against the inside of the container. At least one axially disposed duct is in the container extending from the bottom to the top with a ventilator causing rotation of the evaporated nitrogen from the bottom through the axial duct and to the upper part of the container.

REFERENCES:
patent: 1720549 (1929-07-01), Gilchrist
patent: 2662042 (1953-12-01), Dougherty et al.
patent: 3623910 (1971-11-01), Calhoun et al.

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