350℃ THERMAL RECOVERY PACKER

INTRODUCTION

350℃ thermal recovery packers mainly used in heavy oil thermal recovery well cyclic steam stimulation,  displacement, SAGD process to reduce heat loss, protect casing and cement sheath by pack casing  annular above oil layers and avoiding steam up cross into annular space of casing and cement sheath. The packer is the one of hydraulic-seal, bi-directional anchor and be unlocked by lifting the string, can  realize the dual function of pumping and injection in the same well.

FEATURES

◎ Temperature rating: 350℃ , pressure rating: 21MPa; 

◎ Hydraulic pipeline control setting; 

◎ With self-compensation function; 

◎ With nitrogen injection/washing and controlling channels; 

◎ The central tube is insulated to reduce heat loss; 

◎ Two-way slips anchoring; 

◎ The shear force and setting force can be adjusted by adjusting the shear nails; 

◎ Using specially made packer rubber to ensure seal in steam stimulation process.

Note: Other specification products are available.