Title:
【発明の名称】γタイプの電離線および/またはX線に対する保護バリヤー
Document Type and Number:
Japanese Patent JPH02504554
Kind Code:
A
Abstract:
PCT No. PCT/US89/01094 Sec. 371 Date Nov. 21, 1989 Sec. 102(e) Date Nov. 21, 1989 PCT Filed Mar. 17, 1989 PCT Pub. No. WO89/09472 PCT Pub. Date Oct. 5, 1989.Protection barrier against ionizing rays of the gamma type and/or X-rays comprising a flexible sheet (2) in which particles (3) of an agent absorbing said rays are dispersed. The absorbing agent is selected among bismuth and the oxides, hydroxide and salts of bismuth and is particularly bismuth oxide of the formula Bi2O3 having a particle size of less than 10 microns (figure).
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Inventors:
Kelstan, Jean
Application Number:
JP50389589A
Publication Date:
December 20, 1990
Filing Date:
March 17, 1989
Export Citation:
Assignee:
Baxter, International, Inc.
International Classes:
G21F1/08; G21F1/10; G21F3/02; G21F3/035; (IPC1-7): G21F1/08; G21F1/10; G21F3/02
Domestic Patent References:
| JPH02501769A | 1990-06-14 |
Attorney, Agent or Firm:
Akaoka Michio