GB/T 2885.1-1981
Replaced
DB34/T 1970-2013
Abolished
Anhui ProvinceLocal standards
DB34/T 1970-2013 The inspection specification for the main technical indicators of the coal mine's gas extraction system in use
DB34/T 1970-2013 The inspection specification for the main technical indicators of the coal mine's gas extraction system in use
Price:
$ 30
Basic Information
Standard Code:
DB34/T 1970-2013
Standard Type:
Local standards
Standard Status:
Abolished
is_force_gb:
no
CCS Name:
Mining equipment
ICS Name:
Mining equipment
Publish Date:
2013-10-28
Implement Date:
2013-11-28
Pages:
16 pages
Scope
This standard specifies the terms and definitions of the main technical indicators for gas extraction systems in use in coal mines, the main items and technical requirements for inspection and testing, the inspection and testing methods, the determination of inspection and testing results, and the inspection and testing cycle. This standard applies to the inspection and testing of the main technical indicators of gas extraction systems in use in coal mines with water ring vacuum pumps as extraction equipment.
Development Information
Related Standards
GB/T 2885.2-1981
Replaced
GB/T 2885.2-1981 Tilting wagon for metallic mines—Basic parameters and dimensions
GB/T 2885.3-1981
Replaced
GB/T 2885.3-1981 Single-side tipping and curved rail wagon for metallic mines—Basic parameters and dimensions
GB/T 2885.4-1981
Replaced
GB/T 2885.4-1981 Automatic drop bottom wagon for metallic mines—Basic parameters and dimensions
GB/T 2885.5-1981
Replaced
GB/T 2885.5-1981 Flat deck wagon for metallic mines—Basic parameters and dimensions
GB/T 2885.6-1981
Replaced