Wellcare Oil Tools Private Limited

Khushkhera, Bhiwadi, Rajasthan

Safety Valve Landing Nipples are used to accommodate WELLCARE model Wireline retrievable sub surface safety valves. These nipples have a locking recess and a hydraulic communication port located between the two polished bore. This nipple features an integral control line connection port which operates sub surface safety valves.

The Tieback Seal Nipple with Glass filled Teflon Chevron seal is designed for high pressure liner tieback completions. This honed bore, one-piece mandrel is constructed of AISI 4140 alloy for high strength. Tieback seal nipple allows for future extension of the liner casing string to surface for production, testing or remedial operations during the life of the well. Constructed of material that matches the grade of the liner casing, when it is landed provides a continuous bore diameter to that of the liner. This provides mono bore access to the reservoir. It may be used temporarily or permanently. To facilitate both ease of entry and cementing operations. It is equipped with a standard mule guide nose with circulations ports. Standard seal configurations is four units in fabric reinforced NBR with optional seals in HNBR. Nipples are designed with ODs compatible for Liner Tieback Packers and Tieback Receptacles with varying in lengths form 6 feet to 40 feet depending on the applications. On an optional basis, the tieback seal nipple may be provided with a latch assembly for production applications where it is appropriate to land the tieback casing in tension. Configured with a box top design, the tieback seal nipple will directly connect to the tieback casing string or to other components. The Tieback Nipple is furnished with higher group of API 5CT standard materials as well as with the end connection in compliance to API standards or any premium threads as per the customer’s requirement/demand. CRA materials suited for H2S or CO2 service are available on request.

Features / Benefits :

• One-piece mandrel for high burst and collapse properties.
• Glass filled chevron seals rated at 10, 000 PSI at 4000 F
• Available in lengths from 6 ft to 40 ft.
• Optional seal packages available for severe well conditions.

Tubing Seal Nipple is used as the lower seal assembly or assemblies inmultiple packer installations. With sufficient seal units, mis-measurementor tubing movement can be accommodated.

The Handling Nipple is a Drill pipe Pup joint, which makes handling of the Liner hanger assembly easier. Upper connection connects with drill pipe and lower connection connects with running tool. Junk screen install over handling nipple to prevent debris from damaging the polished bore of Tieback Receptacle.

Packer Setting Tool Nipple is attached to left hand square thread of the Packer by means of Setting Nut. Fluid Ports are positioned around the holes of the Packer Body so the pressure would be applied to set the Packer. These Fluid ports are sealed off within the Packer Bore by an O-ring below and Chevron Seal above. Setting Tool is released by rotating 15 turn of right hand rotation and picked up.

For India and Iran Only

WELLCARE RPB Nipple is run integral to the liner hanger assembly. Ithas a polished bore for the RPOB Pack off to seal into, and it has alocking profile for the RPOB Dogs to lock into such that it will not moveuntil the setting tool is pulled free. The RPB Nipple is normally run belowa Setting collar or liner top packer and above the liner hanger with thepin end pointing up. The nipple comes standard with pin up, box down.

Safety Valve Landing Nipples are used to accommodate WELLCARE model WC-SSSV Wireline retrievable sub surface safety valves. These nipples have a locking recess and a hydraulic communication port located between the two polished bore. This nipple features an integral control line connection port which operates sub surface safety valves.