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Title:
STERILIZATION TREATMENT MIGRATION METHOD, PRODUCT FILLING DEVICE, AND METHOD AND DEVICE FOR WASHING AND STERILIZATION OF PRODUCT FILLING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/111047
Kind Code:
A1
Abstract:
The present invention can reduce the amount of time required before filling a product and the amount of time between production runs. This migration method, which is for the inside of a product filling device comprising a product supply conduit (7) that sends a product into a filling device via a heat sterilization part (18), is for migration to sterilization treatment that switches from SIP treatment, which is for sterilizing the product supply conduit (7) in advance before filling with the product, to product sterilization treatment, which is for sterilizing the filling product. A plurality of temperature sensors and flow meters positioned at given positions in the product filling device are used to calculate an F value from temperature data and from flow rate data, obtained at prescribed intervals, of the fluid flowing in the heat sterilization part (18). At least two among the temperature and the flow rate at the prescribed plurality of positions in the product filling device are adjusted from the set temperature and set flow rate for SIP treatment to the set temperature and set flow rate for the product sterilization treatment such that the F value does not drop below a prescribed value.

Inventors:
HAYAKAWA ATSUSHI (JP)
HIROOKA TAKAHARU (JP)
KUWANO SEIJI (JP)
Application Number:
PCT/JP2016/088420
Publication Date:
June 29, 2017
Filing Date:
December 22, 2016
Export Citation:
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Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B67C3/00
Domestic Patent References:
WO2014098058A12014-06-26
WO2014156724A12014-10-02
Foreign References:
JP2015205734A2015-11-19
JP2007215893A2007-08-30
Other References:
See also references of EP 3395750A4
Attorney, Agent or Firm:
INTECT INTERNATIONAL PATENT OFFICE et al. (JP)
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