Rig No. 4

Capable of efficiently drilling depths of 6,500'
Using 4-1/2" drill pipe

  • Emsco GB 250-T Air Operated Drawwords with Torque Converter and 15" Double Hydromatic Brake powered by two Waukesha Scania Model F674 DSU Engines rated 225 HP each

  • 98' Lee C. Moore Jackknife Derrick with 8' clearance under Rotary Beams. Capacity 400,000#.

  • Ideco MM-550-FD 6" x 15" Duplex Pump Independently Driven by Caterpillar D-379 TA Diesel Engine Rated 500 HP.

  • Emsco F-1000 6"x10" Triplex Pump indepedently driven by Caterpillar 3508 Diesel Engine rated at 915 HP.

  • 17-1/2" National  Rotary Table

  • Shaffer Type B 11"-3,000# Double Gate Blowout Preventer, hydraulically operated, 3,000# working pressure, with 4-1/2" and C.S.O. rams

  • 11" - 3,000# GK Hydril  Annular Preventer

  • 135 KW Three Phase 110-220V AC Generator with D3306 PCT Caterpillar Engine

  • 125 KW Three Phase 110-220V AC Generator with D3306 PCT Caterpillar Engine

  • Vapor Proof Lighting System

  • Two  Steel Mud Tanks:  350 Bbl. System

  • Derrick - Model FC313 - Linear Shaker

  • Demco 2 Cone Desander

  • Demco 10 Cone Desilter

  • Totco 3 Pen Recorder

  • 6,500' 4-1/2"OD 16.60# Grade # Drill Pipe with 4-1/2" API Extra Hole Connections

  • 2 - 7-1/2" OD x 2-1/2" ID x 30' Long Drill Collars with 6-5/8" regular connections

  • 18 6" x 6-1/8" OD x 2-1/2" ID x 30' Long Drill Collars with 4-1/2" Extra Hole Connections

  • 300 Bbl. Water Tank

  • 100 HP Boiler

  • Skid mounted pusher quarters