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Title:
PENCIL-BEAM X-RAY TUBE, DUAL-FLYING SPOT X-RAY TUBE, AND BACKSCATTER DETECTION DEVICE AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/214674
Kind Code:
A1
Abstract:
The present invention provides a pencil-beam X-ray tube, a dual-flying spot X-ray tube, and a backscatter detection device and system. The pencil-beam X-ray tube comprises: a housing; an anode, at least one end of the anode being provided in the housing; an end surface of the at least one end being not perpendicular to the length extending direction of the anode; a target provided on the end surface of the at least one end of the anode; a cathode configured to face towards the target and be capable of emitting an electron to the target; and a pencil-beam component configured in the vicinity of the at least one end of the anode for modulating an X-ray generated by the target into a pencil-beam X-ray beam and emitting same from the pencil-beam X-ray tube.

Inventors:
DING, Fuhua (2nd Floor, Block A TongFang Building, Shuangqinglu, Haidian District, Beijing 4, 100084, CN)
WU, Wanlong (2nd Floor, Block A TongFang Building, Shuangqinglu, Haidian District, Beijing 4, 100084, CN)
JIN, Yingkang (2nd Floor, Block A TongFang Building, Shuangqinglu, Haidian District, Beijing 4, 100084, CN)
TANG, Le (2nd Floor, Block A TongFang Building, Shuangqinglu, Haidian District, Beijing 4, 100084, CN)
CAO, Shuo (2nd Floor, Block A TongFang Building, Shuangqinglu, Haidian District, Beijing 4, 100084, CN)
CAI, Binfeng (2nd Floor, Block A TongFang Building, Shuangqinglu, Haidian District, Beijing 4, 100084, CN)
Application Number:
CN2019/086168
Publication Date:
November 14, 2019
Filing Date:
May 09, 2019
Export Citation:
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Assignee:
NUCTECH COMPANY LIMITED (2nd Floor, Block A TongFang Building, Shuangqinglu, Haidian District, Beijing 4, 100084, CN)
International Classes:
H01J35/14; G01N23/203; G01V5/00; H01J35/08; H01J35/24
Foreign References:
CN108400079A2018-08-14
CN108400079A2018-08-14
CN108594317A2018-09-28
US6188747B12001-02-13
CN105261542A2016-01-20
CN105261542A2016-01-20
CN106165053A2016-11-23
US20170301505A12017-10-19
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (Suite 4-1105, No. 87 West 3rd Ring North Rd., Haidian District, Beijing 9, 100089, CN)
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