Netherland, Sewell & Associates, Inc.

	DAVID J. RYAN
	Geologist
	B.S. in Geology and B.S. in Earth Science, Central Michigan University, 1985; B.S. in Biology and Wildlife Management, Central Michigan University, 1982. Dave was a Special Projects Analyst at Chevron Overseas Petroleum before joining NSAI in 1995. He performs geologic mapping and well log correlation, seismic interpretation and attribute extraction, geostatistical analysis, velocity analysis and depth conversion, and petrophysical properties determination.
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