Title:
Method for providing corrosion protection to a pressurized water-steam system
Document Type and Number:
WIPO Patent Application WO/2021/245743
Kind Code:
A1
Abstract:
The present invention relates to a method for providing corrosion protection to a pressurized water-steam system using N-acylsarcosines or a salt thereof in very low amounts and to a method for determining the concentration of an N-acylsarcosine in an aqueous solution or emulsion.
Inventors:
JASPER JULIA (DE)
DISCI-ZAYED DUYGU (DE)
DE BACHE ANDRE (DE)
URSCHEY MICHAEL (DE)
DISCI-ZAYED DUYGU (DE)
DE BACHE ANDRE (DE)
URSCHEY MICHAEL (DE)
Application Number:
PCT/JP2020/021594
Publication Date:
December 09, 2021
Filing Date:
June 01, 2020
Export Citation:
Assignee:
KURITA WATER IND LTD (JP)
International Classes:
C23F11/10; C23F11/14; F22B35/00; G01N21/27
Domestic Patent References:
| WO2005052213A2 | 2005-06-09 |
Foreign References:
| JPS63216985A | 1988-09-09 | |||
| EP1092788A2 | 2001-04-18 | |||
| US5397534A | 1995-03-14 | |||
| DE1916628A1 | 1970-10-15 | |||
| JPS57185988A | 1982-11-16 | |||
| DE1916628A1 | 1970-10-15 |
Other References:
B. WYRWAS ET AL., J. SURFACT. DETERG., vol. 17, 2014, pages 191 - 198
IAPWS TECHNICAL GUIDANCE DOCUMENT, vol. 8, 2016, pages 16
S. CHITIKELA ET AL., ANALYST, vol. 120, July 1995 (1995-07-01), pages 2001 - 2004
A. BURSIK ET AL., POWER PLANT CHEMISTRY, vol. 17, no. 6, 2015, pages 342 - 353
C. FORET ET AL., POWER PLANT CHEMISTRY, vol. 16, no. 5, 2014, pages 284 - 292
IAPWS TECHNICAL GUIDANCE DOCUMENT, vol. 8, 2016, pages 16
S. CHITIKELA ET AL., ANALYST, vol. 120, July 1995 (1995-07-01), pages 2001 - 2004
A. BURSIK ET AL., POWER PLANT CHEMISTRY, vol. 17, no. 6, 2015, pages 342 - 353
C. FORET ET AL., POWER PLANT CHEMISTRY, vol. 16, no. 5, 2014, pages 284 - 292
Attorney, Agent or Firm:
SHIGENO, Tsuyoshi et al. (JP)
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