Journals
Publish with us
Publishing partnerships
About us
Blog
The Scientific World Journal
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
The Scientific World Journal
/
2014
/
Article
/
Tab 3
/
Research Article
Laboratory Study of the Displacement Coalbed CH
4
Process and Efficiency of CO
2
and N
2
Injection
Table 3
Displacement experiment conditions and results under different stress conditions.
Number
Stress/MPa
Injectant gas
Injection pressure/MPa
Displaced volume
Sweep efficiency/%
Test 7
14
CO
2
1.5
1.4
97.82
Test 4
19
CO
2
1.5
2.4
94.44