Beijing Petrochemical Engineering Company

Follow

Organization

CN

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Condensating-fractionating tower system
- Patent number 6,023,943
- Issue date Feb 15, 2000
- China-Petro-Chemical Corporation
- Songhan Wang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks