Title:
COOLING DEVICE WITH LIQUID NITROGEN OF LARGE-SIZED VESSEL COVERED WITH RUBBER
Document Type and Number:
Japanese Patent JPS6345006
Kind Code:
A
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.
Inventors:
BODO MARUKUSU
YUURUGEN BUTSUSE
YUURUGEN BUTSUSE
Application Number:
JP13909087A
Publication Date:
February 26, 1988
Filing Date:
June 04, 1987
Export Citation:
Assignee:
MESSER GRIESHEIM GMBH
International Classes:
B08B7/00; B08B9/08; B23P11/02; B29B17/02; B02C19/18; B29C63/00; B65D90/00; F25D3/10; B29K21/00; (IPC1-7): B02C19/18; B29B17/02; B29K21/00; F25D3/10
Attorney, Agent or Firm:
Toshio Yano
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