General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 50935-2013
Scope
This standard is applicable to the preparation of preliminary design documents and construction drawing design documents for newly-built, reconstructed and expanded coal mine gas drainage projects, and does not apply to surface drilling.
GB/T 50935-2013 Referenced Document
GB/T 15663.1 Coal Mining Technical Terminology Part 1: Coal Geology and Exploration
GB/T 15663.10 Terms relating to coal mining.Part 10:Winning machinery and developing machinery