Drill a hole about 1/2 inch from the end, making sure it's on the "back side" where any printing is. Wash the pipes. Cut vinyl initials (or use stickers) to label each holder. Add end caps; they don't ...

Lincoln has been producing flexible composite drill pipe for short-radius, horizontal drilling since 1991. Its nominal 2.375 inch /60.3 mm (OD), 30 ft/9m long pipe shaft is filament wound with 12K ...

A new lightweight, jointed, flexible drill pipe engineered from space-age composites rather than steel passed important field tests, according to the US Department of Energy's National Energy ...

A new type of lightweight drill pipe, made of space-age carbon fiber composites rather than traditional steel, is a step closer to becoming a major government-industry R&D success story. The U.S.