Title:
井戸管内のサニテーション装置およびサニテーション方法
Document Type and Number:
Japanese Patent JP6789190
Kind Code:
B2
Abstract:
To provide a sanitation device in a well pipe and a sanitation method in the well pipe, which do not require a large amount of man-hours of work such as disassembling a facility, can remove deposit adhered to an inner wall surface of a casing of a well, can prevent clogging of a screen, and can beforehand prevent biofilm from being formed on the inner wall surface of the casing or the screen.SOLUTION: Provided is a sanitation device A in a well pipe comprise: sanitation means B which is constituted so as to pass through a gap between a tubular casing Y being a wall surface of a well X and a lifting pump 3a for lifting water in the well, and performs sanitation processing for carrying out at least one of washing and sterilizing the inside of the well X; a suspension member C which suspends the sanitation means B; and a winch D which is elevating/lowering means for elevating or lowering the sanitation means B connected with the suspension member C. Also provided is a sanitation method in the well pipe.SELECTED DRAWING: Figure 1
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Inventors:
Tokio Takahashi
Okamoto Hidetaka
Okamoto Hidetaka
Application Number:
JP2017147345A
Publication Date:
November 25, 2020
Filing Date:
July 31, 2017
Export Citation:
Assignee:
Suntory Holdings Limited
International Classes:
E03B3/15; A61L2/025; B08B3/12; B08B9/043; E21B37/00
Domestic Patent References:
| JP2015197014A | ||||
| JP2014141802A | ||||
| JP2011062585A | ||||
| JP2003154322A | ||||
| JP9317370A | ||||
| JP8209754A | ||||
| JP62114690U |
Attorney, Agent or Firm:
Patent business corporation r&c