75612858
Dec 29, 1998
May 29, 2001
TECHNICAL CONSULTATION IN THE FIELDS OF WELLHEAD ISOLATION FOR THE PURPOSE OF OIL, GAS AND WATER WELL BORE FRACTURING, OIL, GAS AND WATER WELL BORE ACIDIZING, OIL GAS AND WATER WELL BORE BACKWASHING, AND OIL, GAS AND WATER WELL OVERBALANCE PERFORATION
Computer and Scientific