Jidong Oilfield, drilling, anti collision, barrier formation, success
China Petroleum network news, August 23rd, Jidong Oilfield Nanpu 13-1802 wells through the 20 wells adjacent to the intensive anti collision wells section, successfully completed, in which the nearest touch distance of only 5.48 meters.
"In recent years, more and more infill wells have been deployed in artificial islands and land old flat belts in our oilfield. The situation of anti collision is becoming more and more serious, among which the largest one reaches 30, and the nearest distance is less than 1 meters." The oil field engineering supervision center drilling supervision Ma Haiyun said.
In order to prevent the occurrence of safety accidents, the oilfield has revised the technical measures for drilling anti collision and winding up, and made good efforts to implement it on the spot. Before drilling, oil supervision personnel earnestly anti-collision data review and wells on-site survey work, focus on strengthening the on-site anti-collision technical disclosure; in the construction of key anti-collision wells drilling site in the well appointed, strictly implement the "dense well network Anticollision and avoidance of obstacle related technology" measures; drilled, seriously summary of anti-collision work experience and lessons, to carry out anti collision exchange experiences a series of drilling, further improve the overall drilling anti collision consciousness. Up to now, the oil field involves 30 meters of anti collision wells 89, did not drill through the adjacent wells casing accident, the quality of the well pass rate of 100%.
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