Hydraulic fracturing services
- 条目编号
- 037-1216
- 所属类别
- 第37类 建筑修理
- 状态
- 有效（A）
- 类型
- 服务
- 生效日期
- 01/01/2017
- 尼斯版本
- 11-2017
- TM5 通用条目
- 是
官方备注
Hydraulic fracturing is also called "fracking." It consists of pumping fluid into rock formations to stimulate the flow of oil or natural gas.
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