Results: 1 - 10 of 64
Dec 31, 1981
Open File Report
… stored in the well files of the Coal Geology Group, Geological … Survey Department. The coal zone from which the coal sample was taken, was …
Jul 20, 2009
Data
… Geological Survey created a coal and coalbed methane (CBM) … (15,200 formation picks, 37,357 coal picks, 495 coal analyses and 363 vitrinite …
Jul 20, 2009
Data
… Geological Survey created a coal and coalbed methane (CBM) … (15,200 formation picks, 37,357 coal picks, 495 coal analyses and 363 vitrinite …
Jul 20, 2009
Data
… Geological Survey created a coal and coalbed methane (CBM) … (15,200 formation picks, 37,357 coal picks, 495 coal analyses and 363 vitrinite …
Jul 20, 2009
Data
… Geological Survey created a coal and coalbed methane (CBM) … (15,200 formation picks, 37,357 coal picks, 495 coal analyses and 363 vitrinite …
Jul 20, 2009
Data
… Geological Survey created a coal and coalbed methane (CBM) … (15,200 formation picks, 37,357 coal picks, 495 coal analyses and 363 vitrinite …
Jul 20, 2009
Data
… Geological Survey created a coal and coalbed methane (CBM) … (15,200 formation picks, 37,357 coal picks, 495 coal analyses and 363 vitrinite …
Jul 20, 2009
Data
… Geological Survey created a coal and coalbed methane (CBM) … (15,200 formation picks, 37,357 coal picks, 495 coal analyses and 363 vitrinite …
Dec 31, 1974
Earth Sciences Report
… Economically significant coal deposits are restricted to the … in the northwest. Several of the coal bodies are glacially … and logs of 268 shallow coal testholes and one deep …
Oct 31, 1972
Open File Report
… Preliminary results of attempted coal recovery and ash content … Preliminary Results of Attempted Coal Recovery and Ash Content …