Παραδείγματα από το σώμα κειμένου για Ud $1$
1. "The ultra–deepwater well UD–1 is yet to reach its target depth of 6,500 meters and vertical seismic profile has thrown up at least one more pay zone larger than the one encountered.
2. ONGC, which had previously discovered 2–3 tcf of gas reserves in about half–a–dozen wells in the Krishna Godavari Basin block KG–DWN–'8/2, struck a 28 meter net gas pay zone when deepsea drillship Belford Dolphin reached 5,300 meters depth at well UD–1, 55–km from the coast.
3. The state–run firm had done a mud drill test of the ultra–deepwater well UD–1 and preliminary estimate put in–place reserves at 600 billion cubic meters (over 21 tcf). The second net pay zone could be in excess of 80 meters and there appeared traces of oil too, the source said.