Title:
CIRCULATING COOLING WATER TREATMENT METHOD AND COOLING PERFORMANCE IMPROVEMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2022/080198
Kind Code:
A1
Abstract:
The present invention provides a technique for improving the cooling performance of a cooling tower in a circulating cooling water system having the cooling tower. The present invention provides a method for improving the cooling performance of a cooling tower in a circulating cooling water system having a cooling tower, the method being characterized in that a chemical including a surfactant is added to the cooling water used for the circulating cooling water system, and the cooling water satisfies (a) a dynamic contact angle of 55° or less and (b) a foaminess height of 250 mL or less.
Inventors:
YOSHINO TAKANORI (JP)
KIKKAWA TAKASHI (JP)
FUJITA KAZUHISA (JP)
TANIYAMA NATSUMI (JP)
YANAGIDA MARINA (JP)
KIKKAWA TAKASHI (JP)
FUJITA KAZUHISA (JP)
TANIYAMA NATSUMI (JP)
YANAGIDA MARINA (JP)
Application Number:
PCT/JP2021/036898
Publication Date:
April 21, 2022
Filing Date:
October 06, 2021
Export Citation:
Assignee:
KURITA WATER IND LTD (JP)
International Classes:
F28G13/00
Foreign References:
| JPS4740445A | 1972-12-11 | |||
| JP2009226280A | 2009-10-08 | |||
| JPS4839457B1 | 1973-11-24 |
Other References:
CAS, no. 166736-08-9
Attorney, Agent or Firm:
WATANABE Kaoru (JP)
Download PDF:
Previous Patent: DISINFECTING COMPOSITION
Next Patent: METHOD FOR TREATING PITCH-CONTAINING WATER BEING TREATED IN PAPER MANUFACTURING PROCESS
Next Patent: METHOD FOR TREATING PITCH-CONTAINING WATER BEING TREATED IN PAPER MANUFACTURING PROCESS