Orchid Energy on Twitter: "UBHO sub is used in a directional drilling BHA. It is often referred to as a mule shoe sub. This tool is typically run directly below a drill
Evolution of directional drilling since 1900
Half Mule Shoe SH501-GS
Universal Bottom Hole Orientation Sub (UBHO Sub)-ORCHID ENERGY
Permanent Set Packers - Half Mule Shoe Guide by D&L Oil Tools
Drilling Technology Quiz - The UBHO sub is used in a directional drilling BHA. Sometimes referred to as a mule shoe sub, this device is typically run directly below a drill collar
Completion tools - Congo Oil & Gas Business Integrity
Casing Alignment Tool - Drilling Manual
DIRECTIONAL DRILLING TECHNOLOGY: 21. Measurement While Drilling (MWD) and its Application in Directional Drilling