Shield SDD-NE Sliding Sleeve

Shield circulating sliding sleeve is a downhole flow control valve that can be installed in the production string to provide communication between tubing and casing annulus. These sleeves are economical, versatile option with high availability.

• The SHIELD SDD-NE D sleeve is opened and closed using standard wireline methods; the inner sleeve is shifted downward to open the valve and upward to close it.
• The SHIELD SDD-NE U sleeve is also opened and closed using standard wireline methods, but instead, the inner sleeve is shifted upward to open the valve and downward to close it.
• The Model B Shifting Tool is used to open (jarring up) or (jarring down) the Sleeve.

Shield SDD-NE Sliding Sleeve – Special Features

• The SHIELD SDD-NE sliding sleeves allow simple, positive control of the tubing and annulus for economical zonal control.
• With a versatile design adaptable to many completions’ configurations, multiple sleeves can be run in tandem for multiple zonal isolation and production.
• Non-Elastomeric Carbon/Teflon chevrons seal stack with a Teflon encapsulated O-rings.
• The sliding sleeves can accommodate any premium threads and alternative profiles for • flow-control nipples of all sizes.
• Alternate profiles not included in the charts may be available on special orders.