GB/T 39139.2-2023 Shale gas—Environmental protection—Part 2:Recommended practice for environmental protection of production operations

GBZ 117 GB 18597 GB 18599 GB/T 5005-2001 Drilling fluid materials specifications GB/T 5005-2010 Specifications of drilling fluid materials GB 5084-1992 Standards for irrigation water quality GB 5084-2005 Standards for irrigation water quality GB/T 17643-1998 Geosynthetics—Polyethylene geomembrane GB/T 17643-2011 Geosynthetics—Polyethylene geomembrane GB/T 18920-2002 The reuse of urban recycling water—Water quality standard for urban miscellaneous water consumption GB/T 18920-2020 The reuse of urban recycling water—Water quality standard for urban miscellaneous use GB/T 39139.1-2020 Shale gas—Environmental protection—Part 1:Pollution prevention and disposal methods for drilling operation HJ 25.2-2019 Risk management and control of contaminated land for construction purposes and guidelines for monitoring of remediation technologies HJ25.2-2014 Site Environmental Monitoring Technical Guidelines NB/T 14002.2-2023 Shale gas reservoir enhancement - Part 2: Standardization of industrial fracturing operations NB/T 14002.2-2017 Shale gas reservoir enhancement - Part 2: Technical specifications for factory-based fracturing operations NB/T 14002.3-2022 Shale gas reservoir modification - Part 3: Fracturing fluid recovery and treatment methods NB/T 14002.3-2015 Shale gas reservoir modification - Part 3: Fracturing fluid recovery and treatment methods SY/T 5466-2013 Drilling Preparation and Well Site Layout Technical Requirements SY/T 6596-2016 Gas field water injection technology requirements SY/T 6646-2017 Waste well and long-term inactive well disposal guideline SY/T 6646-2006 Waste well and long-term shut-in well disposal guideline SY/T 5466-1997 SY/T 5466-1997 Pre-drilling engineering technical conditions SY 5466-1992 SY 5466-1992 Drilling Pre-technology Engineering Conditions SY/T 5466-2004 Drilling Preparation Engineering and Well Site Layout Technical Requirements SY/T 6596-2004 SY/T 6596-2004 Injection Methods for Gasfield Water Reservoirs GB 50014-2006 Code for design of outdoor wastewater engineering HJ 25.2-2014 Site Environmental Monitoring Technical Guidelines GB/T 17643-2025 Geosynthetics—Polyethylene geomembrane GB 50014-2021 Code for design of outdoor wastewater engineering GB 50183-2015 Petroleum and natural gas engineering design fire prevention specifications GB 50350-2015 Code for design of oil-gas gathering and transportation systems