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Rotary percussive auto-gopher for deep drilling and sampling
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Author | Badescu, Mircea Bar-Cohen, Yoseph Sherrit, Stewart |
| Copyright Year | 2009 |
| File Size | 483120 |
| Page Count | 2 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_20090029267 |
| Archival Resource Key | ark:/13960/t78s9q70c |
| Language | English |
| Publisher Date | 2009-08-01 |
| Access Restriction | Open |
| Subject Keyword | Drilling Nasa Programs Soils Vibration Geology Rocks Sampling Brittle Materials Ntrs Nasa Technical Reports ServerĀ (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Technical Report |