Title:
PACKAGING METHOD
Document Type and Number:
Japanese Patent JP2023040670
Kind Code:
A
Abstract:
To reduce oxygen remaining in a container after gas replacing and packaging.SOLUTION: In a pretreatment process in which a content 1 is moved in a treatment tank 2 controlled to be in an inert gas atmosphere, the content 1 is taken out from the treatment tank 2 to be packaged and replaced with gas, after the content 1 is moved from an upper side to a lower side in the treatment tank 2 when a specific gravity of the inert gas is higher than oxygen, or after the content 1 is moved from the lower side to the upper side in the treatment tank 2 when the specific gravity of the inert gas is lower than the oxygen.SELECTED DRAWING: Figure 1
More Like This:
| WO/2004/083037 | DEVICE AND METHOD FOR GENERATING A VACUUM IN A PACKAGE |
| WO/2004/083063 | NOZZLE FOR VACUUM PACKAGING |
Inventors:
SAEKI MAYUMI
HARA TAKUYA
ATSUGI MASASHI
HARA TAKUYA
ATSUGI MASASHI
Application Number:
JP2021147783A
Publication Date:
March 23, 2023
Filing Date:
September 10, 2021
Export Citation:
Assignee:
TOYO SEIKAN KAISHA LTD
International Classes:
B65B31/04; A23L3/3409
Attorney, Agent or Firm:
Patent Attorney Corporation Peace International Patent Office