E20 - Petroleum and natural gas in general

DB44/T 2828-2026 in English

VALID

Issued on:2026-02-13 | Implemented on:2026-05-13

DB50/T 1891-2025 in English

VALID

Issued on:2025-09-22 | Implemented on:2025-12-22

DB61/T 1922-2024 in English

VALID

Issued on:2024-12-26 | Implemented on:2025-01-26

DB65/T 4891-2024 in English

VALID

Issued on:2024-12-24 | Implemented on:2025-02-20

TD/T 1099-2024 in English

Land use control indicators for oil and gas engineering projects

VALID

Issued on:2024-06-11 | Implemented on:2024-09-01

DZ/T 0461.9-2023 in English

Specifications for regular survey of mineral resources Part 9: Oil and gas mineral survey

VALID

Issued on:2023-12-29 | Implemented on:2024-04-01

DB11/T 2008-2022 in English

VALID

Issued on:2022-09-29 | Implemented on:2023-01-01

DB50/T 1260-2022 in English

VALID

Issued on:2022-06-01 | Implemented on:2022-09-01

T/CGAS 019-2022 in English

Method for spot sampling of liquefied natural gas

VALID

Issued on:2022-04-28 | Implemented on:-

DB11/T 1817-2021 in English

VALID

Issued on:2021-03-29 | Implemented on:2021-07-01