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Title:
STERILIZATION LINE CLEANING METHOD AND STERILIZATION LINE
Document Type and Number:
WIPO Patent Application WO/2019/151477
Kind Code:
A1
Abstract:
A sterilization line comprising an upstream-side tank (1) and a downstream-side tank (2) for respectively storing a product liquid which are connected by a conduit for transferring the product liquid, holding tubes (7) for sterilizing the product liquid which are disposed in an intermediate section of the conduit, heating units (8), (9) for heating the product liquid in stages which are disposed in a section of the conduit from the upstream-side tank (1) to the holding tubes (7), and cooling units (10), (12), (13) for cooling the product liquid in stages which are disposed in a section of the conduit from the holding tubes (7) to the downstream-side tank (2), wherein, in order to easily and quickly carry out cleaning of the line for sterilizing the product liquid, a swing bend is used to perform switching between a section of a product liquid flow path located on the upstream side of multiple intermediate piping systems (5), (6) and a cleaning solution path for a cleaning-in-place operation and switching between a section of the product liquid flow path located on the downstream side and the cleaning solution path for the cleaning-in-place operation.

Inventors:
HAYAKAWA Atsushi (1-1, Ichigaya-kagacho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
Application Number:
JP2019/003613
Publication Date:
August 08, 2019
Filing Date:
February 01, 2019
Export Citation:
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Assignee:
DAI NIPPON PRINTING CO., LTD. (1-1 Ichigaya-kagacho 1-chome, Shinjuku-ku Tokyo, 01, 〒1628001, JP)
International Classes:
B67C3/00; B08B9/032
Foreign References:
JP2013091018A2013-05-16
JP2017056958A2017-03-23
JP2003267492A2003-09-25
Attorney, Agent or Firm:
INTECT INTERNATIONAL PATENT OFFICE et al. (Daiwa Kojimachi 4-chome Bldg. 4F, 4-7-2 Kojimachi, Chiyoda-k, Tokyo 83, 〒1020083, JP)
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