China | National Standard of the P.R.C., General safety specification of polymer materials for injection and sprayed sealing at coal mine

Title of document
National Standard of the P.R.C., General safety specification of polymer materials for injection and sprayed sealing at coal mine

Description
This document specifies the classification, terms and definitions, technical requirements, test methods and inspection rules of polymer materials for injecting and spraying at coal mine.This document applies to polymer material for consolidating coal and rock at coal mine, polymer material for water shutoff at coal mine, polymer foam material for filling and sealing at coal mine, and spraying polymer materials for sealing ventilation at coal mine.

Notifying member: China

Notification: G/TBT/N/CHN/1740

Objective tag
Prevention of deceptive practices and consumer protection (TBT); Protection of human health or safety (TBT); Quality requirements (TBT)

Documents

• 23_12022_00_x.pdf

Timing:

• Submission: N/A
• Reception: N/A
• Distribution: 25/08/2023
• Final date for comments: N/A
• Proposed date of adoption: N/A