... packing element reservoir operator Upstream Oil & Gas packing element compact bridge plug assembly packer hybrid completion ECP ordos basin stage collar stage tool application wellbore Introduction As known to the field of petroleum and natural-gas upstream business, Open-hole...

... Abstract This case study highlights the field-trial of a pump-out stage tool, pump-out float collar, and the annular casing packer. These technologies were integral to drilling and completing wells in the Santos coal-seam gas (CSG) development of the Roma field in the Surat Basin of southeast...