Collecting sediment core freezing drive shoe technology hollow auger
![Collecting sediment core with freezing drive shoe technology on hollow stem auger drill rig at Bemidji oil spill site](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Site1911_LateDrilling_2ndFreezeShoePoorRecovery%20%282%29.jpg?itok=IN20txh7)
Detailed Description
Collecting a sediment core with the freezing drive shoe technology on a hollow stem auger drill rig at Bemidji oil spill site.
Sources/Usage
Public Domain.
Collecting a sediment core with the freezing drive shoe technology on a hollow stem auger drill rig at Bemidji oil spill site.
Public Domain.