Petrophysical and geomechanical properties of gas hydrate-bearing sediments recovered by a side-wall pressure corer

Jun Yoneda1, Yusuke Jin1, Michihiro Muraoka2, Motoi Oshima3, Kiyofumi Suzuki4, Mike Walker5, Donald Westacott6, Satoshi Otsuki7, Kenichi Kumagai7, Timothy S Collett8, Ray Boswell9 and Norihiro Okinaka10, (1)National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Japan, (2)AIST - National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan, (3)AIST - National Institute of Advanced Industrial Science and Technology, Sapporo, Japan, (4)JOGMEC: Japan Oil Gas, and Metals National Corporation, Currently; AIST: National Institute of Advanced Industrial Science and Technology, Chiba (currentry Tsukuba), Japan, (5)Stratum Reservoir, Houston, United States, (6)Halliburton, Houston, United States, (7)JOGMEC Japan Oil, Gas and Metals National Corporation, Chiba, Japan, (8)USGS, Denver, CO, United States, (9)U.S. Department of Energy - National Energy Technology Laboratory, Pittsburgh, PA, United States, (10)Japan Oil, Gas and Metals National Corporation, Chiba, Japan