differences between pipe ramming and pipe jacking are that pipe ramming uses percussion and does not have a navigation system, while pipe jacking uses hydraulic...

lines or valves. Rams, or ram blocks, are of four common types: pipe, blind, shear, and blind shear. Pipe rams close around a drill pipe, restricting flow...

more compact hydraulic ram pump where the waste valve used the venturi effect and was arranged concentrically around the input pipe. Initially patented as...

horizontal directional drilling (HDD) also known as directional boring, pipe ramming (PR), pipe jacking (PJ), moling, horizontal auger boring (HAB) and other methods...

preventer (BOP) Pipe ram & blind ram Drill string Drill bit Casing head or Wellhead Flow line Bell nipple (#22) is a section of large diameter pipe fitted to...

Cast iron pipe is pipe made predominantly from gray cast iron. It was historically used as a pressure pipe for transmission of water, gas and sewage, and...

through the drill pipe trapped between the ram block faces and subsequently through the gaps between the ram blocks. Since the pipe buckled when well...

were of two types: "pipe rams" and "shear rams". If the drill pipe is in the well, the pipe rams slide perpendicular to the pipe, closing around it to...

Raja Ram the Godfather (2005) Evolution of Expanded Consciousness (2006) Raja Ram's Stash Bag Volume 4 (2006) The Anthology (2007) Raja Ram's Pipe Dreams...

It involves running the BHA on a pipe string using a hydraulic workover rig. Unlike wireline or coiled tubing, the pipe is not spooled off a drum but made...