购物车
400-168-0010
【国际标准】 Assessment specification of coalbed methane resources
本网站 发布时间：
2024-05-11
开通会员免费在线看70000余条国内标准，赠送文本下载次数，单本最低仅合13.3元！还可享标准出版进度查询、定制跟踪推送、标准查新等超多特权！
查看详情>>
标准简介适用范围：
暂无
标准号：
ISO 4657:2022 EN
标准名称：
Assessment specification of coalbed methane resources
英文名称：
Assessment specification of coalbed methane resources标准状态：
现行-
发布日期：
2022-01-12 -
实施日期：
出版语种：
EN
- 其它标准
- 上一篇： ISO 4656:2012 EN 6b5f3452 Rubber compounding ingredients — Carbon black — Determination of oil absorption number (OAN) and oil absorption number of compressed sample (COAN)
- 下一篇： ISO 4658:1980 EN 81e0af24 Rubber, acrylonitrile-butadiene (NBR) — Test recipe and evaluation of vulcanization characteristics
- 推荐标准
- ISO 18875:2015 EN ecc946ed Coalbed methane exploration and development — Terms and definitions
- ISO 19426-3:2018 EN ef646ec0 Structures for mine shafts — Part 3: Sinking stages
- ISO 19426-4:2018 EN 33ae76ac Structures for mine shafts — Part 4: Conveyances
- ISO 19426-5:2018 EN 9cf7a1ce Structures for mine shafts — Part 5: Shaft system structures
- ISO 19434:2017 EN 517474a6 Mining — Classification of mine accidents
- ISO 19434:2017/Amd 1:2019 EN 7a61a303 Mining — Classification of mine accidents — Amendment 1
- ISO 20305:2020 EN 69b446c6 Mine closure and reclamation — Vocabulary
- ISO 22932-1:2020 EN a30f7a3e Mining — Vocabulary — Part 1: Planning and surveying
- ISO 22932-2:2020 EN e71c4d10 Mining — Vocabulary — Part 2: Geology
- ISO 23664:2021 EN 6ea72390 Traceability of rare earths in the supply chain from mine to separated products
- ISO 23875:2021/Amd 1:2022 EN 31486720 Mining — Air quality control systems for operator enclosures — Performance requirements and test methods — Amendment 1
- ISO 24419-1:2023 EN e7868bde Mine closure and reclamation – Managing mining legacies — Part 1: Requirements and recommendations
- ISO 4657:2022 EN 914a8ffa Assessment specification of coalbed methane resources
- ISO/TR 24419-2:2023 EN 0052b0db Mine closure and reclamation – Managing mining legacies — Part 2: Case studies and bibliography
- ISO 18871:2015 EN afbc4db4 Method of determining coalbed methane content
