“In the argillaceous fraction of a sedimentary series of petroliferous sandstones from the Sahara two successive diagenetic changes are considered.”

“Most northerly of Canada's exploration regions, the Arctic Islands overlie one of Canada's largest petroliferous basins.”

“Fractures commonly serve as migration pathways for petroliferous fluids.”

“The faint chill that touched Mr. Arbuton at the mention of Eriecreek and its petrolic associations was transient.”

“The covering of the wire was burnt by the petrolic burner flames, and the two wires were short-circuited in the half-obturator to form secondary arc beads.”

“As vice president for Petrolic Corporation from 1981 to the present, he purchased producing oil and gas properties for West German and Japanese companies.”