Title:
ULTRA-CRYOGENIC CHAMBER FOR IMPACT TESTING
Document Type and Number:
WIPO Patent Application WO/2023/163525
Kind Code:
A1
Abstract:
The present invention relates to a cryogenic chamber for impact testing, which comprises a rectangular container having a sidewall formed by at least two layers and an upper side opened, wherein the sidewall includes a first sidewall and a second sidewall shaped to surround the first sidewall, the first sidewall partitions a first space in which a specimen may be arranged, the second sidewall partitions a second space to perform thermal insulation treatment between the first sidewall and the second sidewall, the second space has a structure in which the upper side is closed, and a first cooling medium is continuously supplied to the second space, thereby blocking heat transfer between the first space and the outside, while a second cooling medium is continuously supplied to the first space, thereby cooling the specimen.
Inventors:
YOU WON HYO (KR)
JUNG SANG BAE (KR)
PARK JAE YOUNG (KR)
KIM JEONG KWAN (KR)
JUNG SANG BAE (KR)
PARK JAE YOUNG (KR)
KIM JEONG KWAN (KR)
Application Number:
PCT/KR2023/002607
Publication Date:
August 31, 2023
Filing Date:
February 23, 2023
Export Citation:
Assignee:
HYUNDAI STEEL CO (KR)
International Classes:
G01N3/30; G01N1/42
Foreign References:
| US4427304A | 1984-01-24 | |||
| KR20150028575A | 2015-03-16 | |||
| KR20150113383A | 2015-10-08 | |||
| KR20100000666A | 2010-01-06 | |||
| KR20090077175A | 2009-07-15 |
Attorney, Agent or Firm:
LEE, In Haeng et al. (KR)
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