MULTICYCLE CIRCULATION SUB

Customized cycles for switching the circulation path to bypass for high flow circulation operation and pumping LCM . The Rock’s Multicycle Circulation Sub is an innovative multi-cycle openingclosing bypass circulation sub. It’s a simple reliable tool which diverts 100%of the flow through side ports into the annulus enabling increased circulation rates and TFA.

It is used for dealing with a variety of potential problems, such as loss of circulation, poor hole cleaning, risk of sidetracking, plugged bit nozzles, cuttings bed, etc.

Features:

• Standard 5times cycle.

• Customized cycles as requirement.

• Rupture Disk design.

• Weighted Ball design for high weight mud.

• Big TFA of side ports.

Application

• LCM pumping.

• Hole cleaning in ERD and horizontal wells.

• Washing Jet Riser & BOP stack for deep water.

• High rate Circulation operation.

• Acidizing & Stimulation.

• Clean cuttings bed in deviated wells.