华北油田勘探二公司4524钻井队承担的雄古1井,目的层为元古界,设计井深4 600米。后钻到太古界,加深至5 002.50米,用ZJ—45J钻机打成一口5 000米超深井。雄古1井是雄县潜山带上的一口预探井,地质情况复杂。井身结构为:17 1/2″钻头×257米,13 3/8″套管×251.90米;12 1/4″钻头×3 309.13米,9 5/8″套管×3 304.87米; The Xugu 1 well undertaken by the 4524 drilling team of Huabei Oilfield Exploration Company 2, with the target formation of Proterozoic and designed depth of 4,600m. After drilling to the Archaic world, deepening to 5 002.50 meters, using the ZJ-45J drill into a 5 000-meter ultra-deep well. Xionggu 1 well is a pre-exploratory well on Xiongxian buried hill with complicated geological conditions. The wellbore structure is: 17 1/2 “drills x 257 m, 13 3/8” bushing x 251.90 m; 12 1/4 “drills x 3 309.13 m, 9 5/8” bushing x 3 304.87 m;