information about Petroleum field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Biology 36M papers | Chemistry 28.9M papers | Organic chemistry 12.9M papers | Geology 10.4M papers |
Paleontology 5.5M papers | |||
| Current | |||
Petroleum 98.9k papers | |||
| Child | |||
Reservoir engineering 12k papers | Energy source 11.4k papers | Shale oil 6,667 papers | Well stimulation 6,131 papers |
Petroleum product 5,452 papers | Petroleum exploration 5,427 papers | Oil in place 5,108 papers | Oil reserves 3,393 papers |
Petroleum geology 1,857 papers | Oil shale gas 1,573 papers | ||
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