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Title:
MULTISTAGE RESERVOIR-TYPE CONDENSER-EVAPORATOR, AND NITROGEN PRODUCTION DEVICE USING MULTISTAGE RESERVOIR-TYPE CONDENSER-EVAPORATOR
Document Type and Number:
WIPO Patent Application WO/2020/158734
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a compact multistage reservoir-type condenser-evaporator and a nitrogen production device using the multistage reservoir-type condenser-evaporator making it possible to produce gases of two different types of compositions without increasing the power for producing the nitrogen. The present invention provides a multistage reservoir-type condenser-evaporator characterized by being further equipped with: a lowermost stage reservoir section for collecting, without circulating, a liquid supplied to a lower-stage evaporation passage; and a fluid collection unit for collecting fluid flowing out from a lowermost-stage evaporation passage, and discharging same to the exterior without returning same to the lowermost stage reservoir section.

Inventors:
EGOSHI NOBUAKI (JP)
Application Number:
JP2020/002985
Publication Date:
August 06, 2020
Filing Date:
January 28, 2020
Export Citation:
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Assignee:
TAIYO NIPPON SANSO CORP (JP)
International Classes:
C01B21/04; F25J3/02; F25J3/04; F25J5/00; F28D9/02; F28F3/08; F28F9/02
Foreign References:
JP6087326B22017-03-01
JPH05280861A1993-10-29
JP2003535301A2003-11-25
JPS60253782A1985-12-14
JP2019174070A2019-10-10
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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