一种多煤层气井产出贡献率测试分级装置
- School Sign:第一单位
- Disigner of the Invention:秦勇,张争光,唐军,李洋阳,彭辉
- Type of Patent:国内
- State of Patent:专利授权
- Application Number:201710633117.7
- Number of Inventors:1
- Service Invention or Not:no
- Application Date:2017-07-28
- Authorization Date:2020-08-24
- First Author:yangzhaobiao
Pre One:
滑动式多类型气藏产层气水贡献率测量装置