CCPortal

浏览/检索结果: 共4条,第1-4条 帮助

限定条件        
已选(0)清除 条数/页:   排序方式:
Niobium and tantalum 科技报告
报告编号: 70110750, 页数: 46, 2017
作者:  Schulz, Klaus J. kschulz@usgs.gov;  Piatak, Nadine M. npiatak@usgs.gov;  Papp, John F. jpapp@usgs.gov
Adobe PDF(15654Kb)  |  收藏  |  浏览/下载:48/8  |  提交时间:2019/11/06
Graphite 科技报告
报告编号: 70048912, 页数: 36, 2017
作者:  Robinson, Gilpin R. Jr. grobinso@usgs.gov;  Hammarstrom, Jane M. jhammars@usgs.gov;  Olson, Donald W. dolson@usgs.gov
Adobe PDF(4391Kb)  |  收藏  |  浏览/下载:57/23  |  提交时间:2019/11/06
Geology and assessment of undiscovered oil and gas resources of the North Kara Basins and Platforms Province, 2008 科技报告
报告编号: 70170189, 页数: 26, 2017
作者:  Klett, Timothy R. tklett@usgs.gov;  Pitman, Janet K. jpitman@usgs.gov
Adobe PDF(1371Kb)  |  收藏  |  浏览/下载:5/3  |  提交时间:2019/11/06
Surficial geologic map of Berrien County, Michigan, and the adjacent offshore area of Lake Michigan 科技报告
报告编号: 70190989, , 2017
作者:  Stone, Byron D. bdstone@usgs.gov;  Kincare, Kevin A. kkincare@usgs.gov;  O'Leary, Dennis W.;  Newell, Wayne L.;  Taylor, Emily M.;  Williams, Van S.;  Lundstrom, Scott C.;  Abraham, Jared E.;  Powers, Michael H. mhpowers@usgs.gov
Adobe PDF(2552Kb)  |  收藏  |  浏览/下载:154/27  |  提交时间:2019/11/06