Contact Us
- 23 F, Building B, Zhong Tou International Building, No.10 Jin Ye I Road, High-Tech Zone, Xi'an, Shaanxi, China 710077
- info@vigorpetroleum.com
- +86-029-81161513
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26/Aug
2026
Hydraulic Setting Tool Force Delivery for Downhole Barriers
Setting a bridge plug, cement retainer, or production packer requires a controlled axial force delivered at depth: too little force leaves the slips unset and the seal unenergized,
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26/Aug
2026
Casing Hanger Load Paths in High-Pressure Wellheads
A wellhead must do two contradictory jobs at once: hang the full weight of each casing string and contain wellbore pressure through the annular gaps between strings. The casing han
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26/Aug
2026
Beam Pumping Unit Design Under Cyclic Rod Loading
Every rod-lifted well imposes a punishing cyclic load spectrum on its surface equipment: the polished rod load swings from the fluid-plus-rod peak on the upstroke to the minimum ro
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20/Aug
2026
Memory Cement Bond Logging Improves Isolation Decisions
Cement evaluation is most useful when it answers a practical completion question: does the barrier behind casing provide the isolation required for the next operation? A Memory Cem
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20/Aug
2026
Mechanical Cement Retainers Strengthen Remedial Isolation
Secondary cementing work succeeds only when placement, pressure control, and zonal isolation work together. A Mechanical Cement Retainer (VMCR) provides a controlled barrier inside
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20/Aug
2026
Multi-wheel Fishing Restores Clean Wellbore Access
Small metallic debris can turn an otherwise routine drilling interval into a high-consequence recovery operation. Slip teeth, bearing fragments, tong teeth, drill clips, cones, and
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20/Aug
2026
Casing Head Assemblies for Well Control
A wellhead forms the surface pressure boundary connecting casing strings, later completion equipment, and pressure-management access throughout the well life. China Vigor's Casing
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20/Aug
2026
External Slip Connections for Coiled Tubing
Coiled tubing intervention creates a demanding connection environment. The continuous string is reeled, straightened, bent through the injector path, and exposed to axial load, pre
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20/Aug
2026
Dissolvable Plug Design for Frac Stages
Multi-stage hydraulic fracturing requires temporary isolation between treated intervals. A dissolvable frac plug can create that barrier without automatically committing the progra
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20/Aug
2026
Composite Bridge Plugs Address HPHT Isolation
Temporary zonal isolation becomes more demanding as bottom-hole temperature and differential pressure increase. A bridge plug must be conveyed to the intended depth, set with its s
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20/Aug
2026
Mud Motors Guide Directional Drilling Performance
A positive-displacement mud motor converts drilling-fluid flow into rotary power close to the bit. That basic function allows a directional assembly to slide while the surface rota
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20/Aug
2026
Electric Setting Tools Improve Completion Control
Electric setting tools give completion teams a controlled way to convert surface-supplied electrical energy into the axial force required to set a packer, bridge plug, or other wir