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Patent Searching and Data


Title:
METHOD FOR WASHING WELL AND DETERGENT COMPOSITION FOR WELL
Document Type and Number:
Japanese Patent JP2014047467
Kind Code:
A
Abstract:

To provide a method for washing a well and a detergent composition for the well.

A method fro washing a well comprises a step of adding the following (A) agent, (B) agent, and (C) agent sequentially into water inside the well: (A) is a metal scale dissolving agent containing methanesulfonic acid; (B) is a bactericidal agent containing the following (b1), (b2), and (b3) components, namely (b1) a sodium salt or potassium salt of dichloroisocyanuric acid, (b2) at least one selected from a group of sodium hydrogen carbonate, potassium hydrogen carbonate, sodium sesquicarbonate, potassium sesquicarbonate, sodium carbonate, and potassium carbonate, and (b3) a solid organic acid or inorganic acid; and (C) is a neutralizer containing a percarbonate.


Inventors:
YAMAZAKI MASAYUKI
Application Number:
JP2012188844A
Publication Date:
March 17, 2014
Filing Date:
August 29, 2012
Export Citation:
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Assignee:
NISSAN CHEMICAL IND LTD
International Classes:
E03B3/15; B08B3/08; C11D3/10; C11D3/34; C11D3/39; C11D17/04; E21B21/00
Attorney, Agent or Firm:
Calyx
Miyazaki Yoshio
Tsutomu Kato
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