GB 46995-2025 English PDF - H₂S Natural Gas Well Safety Spec
Safety protection specification for natural gas well containing hydrogen sulfide
Standard Details
GB 46995-2025 (English Version)
- English translated version
- Sent to your email in 24h
GB 46995-2025 (Chinese Version)
- Chinese original version
- Sent to your email in 12h
Standard Introduction
This document specifies the general requirements for safety protection of natural gas wells containing hydrogen sulfide, the classification of public hazard level and safety protection distance, as well as the requirements for safety protection and emergency management during onshore and offshore production and operation processes. It also describes the corresponding verification methods.
This document applies to the safety protection of natural gas wells containing hydrogen sulfide.
Standard Catalog
The standard consists of the following main sections:
Foreword
1 Scope
2 Normative References
3 Terms and Definitions
4 General Requirements
4.1 Safety Management
4.2 Personnel Training
5 Classification of Public Hazard Level and Safety Protection Distance
5.1 Classification of Public Hazard Level
5.2 Onshore Public Safety Protection Distance
6 Safety Protection for Onshore Production and Operation Processes
6.1 General Requirements
6.2 Drilling Engineering
6.3 Mud Logging Engineering
6.4 Downhole Operations
6.5 Gas Production Engineering
6.6 Decommissioning
7 Safety Protection for Offshore Production and Operation Processes
7.1 General Requirements
7.2 Drilling Engineering
7.3 Mud Logging Engineering
7.4 Downhole Operations
7.5 Gas Production Engineering
7.6 Decommissioning
8 Emergency Management
8.1 General Requirements
8.2 Emergency Drills
8.3 Emergency Evacuation
8.4 On-site First Aid
8.5 Onshore Wellhead Ignition Treatment
9 Verification Methods
References
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