Standards

Current Category: CN-DZ - Geology

Status: Replaced
All Active Pending Replaced Abolished Abolished (Transferred)
Publish Year: 2021& Before
All 2026 2025 2024 2023 2022 2021& Before
DZ/T 0044-1993 Replaced

DZ/T 0044-1993

Publish Date: 1993-02-19
DZ/T 0046-1993 Replaced

DZ/T 0046-1993

Publish Date: 1993-02-19
DZ/T 0051-1993 Replaced

DZ/T 0051-1993 Geological core drilling rig series

Publish Date: 1993-02-19
DZ/T 0053-1993 Replaced

DZ/T 0053-1993 The Manual for Liquid-powered Impact Rotary Drilling Technology

Publish Date: 1993-02-19
DZ/T 0054-1993 Replaced

DZ/T 0054-1993

Publish Date: 1993-02-19
DZ 21-1982 Replaced

DZ 21-1982 Carbide-tipped drill bit

Publish Date: 1982-12-30