Title:
DEEP FREEZER
Document Type and Number:
WIPO Patent Application WO/2017/123042
Kind Code:
A1
Abstract:
An embodiment of the present invention relates to a deep freezer. A deep freezer according to an embodiment of the present invention comprises a plurality of heat exchangers installed to an inlet pipe and performing a heat exchange of a mixed refrigerant suctioned into a compressor. The mixed refrigerant comprises: a high temperature refrigerant which is one selected from among butane (N-butane), 1-butene, and isobutane; and a low temperature refrigerant consisting of ethylene.
Inventors:
PARK YONGJOO (KR)
BYUN KANGSOO (KR)
SONG HYUNSOO (KR)
LEE SANGGYUN (KR)
BYUN KANGSOO (KR)
SONG HYUNSOO (KR)
LEE SANGGYUN (KR)
Application Number:
PCT/KR2017/000463
Publication Date:
July 20, 2017
Filing Date:
January 13, 2017
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
F25B9/00; F25B1/00; F25B5/02; F25B5/04; F25B7/00; F25B9/06; F25B31/00; F25B41/00
Foreign References:
| KR20120026157A | 2012-03-19 | |||
| KR100808180B1 | 2008-02-29 | |||
| KR20040053696A | 2004-06-24 | |||
| KR100756880B1 | 2007-09-07 | |||
| KR20150076685A | 2015-07-07 |
Attorney, Agent or Firm:
KIM, Ki Moon (KR)
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