AccordingtocoalfieldprospectionandsomedataanalysisoncoalmineproductionatSanbaoofBeipiaoOrefield,Liaoning,thepaperputsforwardthattherearecoalbedsanddispersedorganismforgrowinggasinthecosl-bearingstrata.
依据煤田勘探及煤矿井下生产资料分析，认为北票煤田三宝含煤地层具有煤层和分散有机质（干络根）两种生气母质。