One-piece plastic retainer with integrated water management...
One-piece ram element block for wireline blowout preventers
One-piece replaceable cutting edge and tooth adapter with tooth
One-piece roof vent device and methods of constructing and...
One-piece spring clip
One-piece stud attachment for supporting non-rigid...
One-piece, slam-type latch for snap-in installation
One-position fill-up and circulating tool
One-sided insulated formwork
One-sided insulated formwork
One-sided insulated formwork
One-step directional coring or drilling system
One-trip casing cutting and removal apparatus
One-trip washdown system
One-trip well perforation/proppant fracturing apparatus and...
One-trip whipstock setting and squeezing method
One-trip window milling apparatus & method with...
One-trip window-milling system
One-trip, thru-tubing, window-milling system
One-way drive for window coverings