About SMITH M B
About Nolte-Smith Inc., OK, USA
About REN N-K
About Dowell Schlumberger, TX, USA
About SORRELLS G G
About Teledyne Geotech, TX, USA
About TEUFEL L W
About Sandia Natl. Lab., USA
About SPE Production Engineering
About sandstone
About Oklahoma
About 坑井仕上げ,試験【’81~’92】
About フラクチャ
About 診断
About 実験