BEIJING HINEN-HITECH PETROLEUM TECHNOLOGY CO., LTD

Follow

Organization

Beijing, CN

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

Information Patent Application
FLOW CONTROL SCREEN FOR USE IN OILFIELD EXPLOITATION
- Publication number 20120175104
- Publication date Jul 12, 2012
- BEIJING HINEN-HITECH PETROLEUM TECHNOLOGY CO., LTD
- Bailin Pei
- E21 - EARTH DRILLING MINING

Trademarklast 30 trademarks