欧美高清处破的免费视频丨国产亚洲精品久久久久久国丨四虎www永久在线精品丨yourporn久久国产精品丨日本特黄特色大片免费视频网站丨隔壁老王国产在线精品丨国产亚洲精品无码不卡丨欧美黄色一区二区三区丨免费黄色三级网站丨黄色毛片网站丨级r片内射在线视频播放丨久久久婷丨少妇情理伦片丰满午夜在线观看丨中文字幕乱码在线播放丨av大全免费观看丨欧美性性性性xxxxoooo丨中文乱码35页在线观看丨免费久久人人爽人人爽av丨六月天婷婷丨一区小视频丨美女视频黄a视频全免费观看丨国产一区二区精品免费丨免费国产午夜视频在线丨亚洲精品拍拍央视网出文丨av无码人妻一区二区三区牛牛

以中國石油大學(華東)、中國石油大學(北京),西南石油大學、中石油勘探開發研究院等機構為 依托，具有較強的新技術研發和現場技術服務能力。正通采油以油田開發問題為導向，以增產增注、 提高采收率為目的，根據采油氣生產需求陸續開發了常規壓裂、水平井多段壓裂、油水井各種解堵技 術、化學防砂和機械防砂工藝、化學和機械找堵水技術、封竄與封堵大孔(通)道技術、堵水壓裂(解 堵)復合工藝、多輪次調剖調驅技術、稠油化學降粘技術、注氮氣和二氧化碳驅油、“二三結合”等 有特色的采油工藝技術。公司結合自身很強的油田工程技術服務能力，結合油田工程設備和綜合技術 優勢，特別將油藏地質與采油工藝相結合，做到“一井一策”做精品工程，為采油氣提供全面、優質 的工程技術服務，為油氣田效益開發提供強有力的支持。

Relying on China University of Petroleum (East China), China University of Petroleum (Beijing), Southwest Petroleum University, China Petroleum Exploration and Development Research Institute and other institutions, has a strong new technology research and development and field technical service capabilities. In view of the oilfield development problem, in order to increase oil injection and improve oil recovery, Zhengtong Oil production has developed a variety of special oil recovery technologies according to the needs of oil and gas production. It includes conventional fracturing technology, horizontal well multistage fracturing technology, various oil and water well plugging technology, chemical sand control and mechanical sand control technology, chemical and mechanical water plugging technology, large hole channeling plugging technology, water plugging and fracturing (plugging) composite technology, multi-circle oil displacement technology, heavy oil chemical viscosity reduction technology, nitrogen and carbon dioxide flooding technology, second and third combined oil recovery technology. The company combines its strong oilfield engineering and technical service capabilities with oilfield engineering equipment and comprehensive technical advantages, especially the combination of reservoir geology and oil recovery technology, to achieve "one well and one policy", to create high-quality engineering, to provide comprehensive and high-quality engineering and technical services for oil and gas production, and to provide customers with high-quality services to vigorously support the economic development of oil and gas fields.