Title:
METHOD FOR CLEANING BLADES OF ROTARY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/020098
Kind Code:
A1
Abstract:
This method for cleaning the blades of a rotary device includes: a first coating step in which blades are coated with a water-soluble cleaning liquid containing a surfactant; a standstill step in which the blades coated with the cleaning liquid are brought to a standstill; a first wiping step in which the blades are wiped after the standstill step; a second coating step in which, after the first wiping step, the blades are coated with water or with a diluted cleaning liquid having a lower concentration of the surfactant than the cleaning liquid applied in the first coating step; and a second wiping step in which the blades are wiped after the second coating step.
Inventors:
TOMONAGA NARIYUKI (JP)
MIYATA HIKARU (JP)
MITSUI HIROYUKI (JP)
IKARASHI TAKAYUKI (JP)
MIYATA HIKARU (JP)
MITSUI HIROYUKI (JP)
IKARASHI TAKAYUKI (JP)
Application Number:
PCT/JP2020/027317
Publication Date:
February 04, 2021
Filing Date:
July 14, 2020
Export Citation:
Assignee:
MITSUBISHI HITACHI POWER SYS (JP)
International Classes:
F01D25/00
Foreign References:
| JP2007504323A | 2007-03-01 | |||
| JPS633891A | 1988-01-08 |
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (JP)
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