Title:
VESSEL BOTTOM COATING FILM PEELING METHOD
Document Type and Number:
Japanese Patent JP2017109293
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a vessel bottom coating film peeling method capable of reducing all a working environment load, an environment load after work, and a device maintenance load.SOLUTION: This vessel bottom coating film peeling method in an FRP vessel sprays a blas material including sodium bicarbonate particles. The water-insoluble content of the blast material is preferably set to 0.1% or lower by mass. The average diameter of the sodium bicarbonate particles is preferably set to 0.1 to 1 mm. The spraying speed of the blast material is preferably set to 10 to 200 m/s. Water is preferably sprayed together with the blast material.SELECTED DRAWING: None
Inventors:
SAKURAI SHIGERU
KATAYAMA HAJIME
KATAYAMA HAJIME
Application Number:
JP2015247816A
Publication Date:
June 22, 2017
Filing Date:
December 18, 2015
Export Citation:
Assignee:
ASAHI GLASS CO LTD
International Classes:
B24C1/00; B24C11/00
Attorney, Agent or Firm:
Sumio Tanai
Masatake Shiga
Suzuki Mitsuyoshi
Noriko Yanai
Masatake Shiga
Suzuki Mitsuyoshi
Noriko Yanai