G - Physics – 21 – F
Patent
G - Physics
21
F
358/29, 190/71,
G21F 5/00 (2006.01) B65D 51/16 (2006.01) G21F 5/12 (2006.01) G21F 9/22 (2006.01)
Patent
CA 1259712
PRESSURE-REGULATING DEVICE FOR USE IN STORAGE, TRANSPORTATION AND DISPOSAL OF HAZARDOUS WASTES Abstract of the Disclosure: A pressure-regulating device for impact-resistant containers used for storage, transportation and disposal of hazardous waste materials, is herein disclosed, which comprises a vent fixed to the lid of said container to keep the gaseous phase pressure inside said container at a posi- tive pressure of 50% or less of the pressure resistance of said container, the vent being columnar and made of an alumina-based sintered ceramic and having a porosity of 50% or less, a pore diameter range of 0.4 to 1.4 µ and a length (mm)/cross-sectional area (mm2) ratio of 2 to 10.
536200
Asami Akira
Ishizaki Kanjiro
Kushida Shizuko
Suzuki Osamu
Chichibu Cement Co. Ltd.
Riches Mckenzie & Herbert Llp
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