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Cover image for Directionally controlled drilling to horizontally intercept selected strata, upper Freeport coalbed, Green County, Pa.

Directionally controlled drilling to horizontally intercept selected strata, upper Freeport coalbed, Green County, Pa.

Location Call # Status
Joyner - Fed Docs Stacks ASK AT REFERENCE DESK ✔ Available
Cover image for Degasification and production of natural gas from an air shaft in the Pittsburgh coalbed

Degasification and production of natural gas from an air shaft in the Pittsburgh coalbed

Location Call # Status
Joyner - Fed Docs Stacks ASK AT REFERENCE DESK ✔ Available
Cover image for Commercial-quality gas from the multipurpose borehole located in the Pittsburgh coalbed

Commercial-quality gas from the multipurpose borehole located in the Pittsburgh coalbed

Location Call # Status
Joyner - Fed Docs Stacks ASK AT REFERENCE DESK ✔ Available