conventional open hole packing method

over-the-top gravel packing tool

packing tool

cable tool hole

down hole tool

full hole tool joint

state-of-the-art down hole tool

A shrinkage method combining with medium-length hole and shallow hole

hole by hole blasting

hole by hole blasting technique

hole by hole detonating

hole by hole initiating

hole by hole initiation

Hole-by-hole

mid-and-deep hole combining shallow hole balsting

sight hole peep hole

250K ripple packing

250Y packing

abnormity intalox packing