SSC has developed technologies for coiled tubing sand washing, well flushing, gas lift, dragging acid fracturing，cutting，jitter fishing，paraffin clearing and velocity tubing; and provides technical services for shale gas, tight oil/gas horizontal well perforation, drilling plugs, complicated solutions and section testing at well depth of 6000m and horizontal length of 2000m.
264 fracturing trucks, 545 measuring trucks and fracturing blender trucks, total power at 580,000 hhp, annual engineering capability up to 6000 layers /stages/times.
Special technologies
- 01 / Multi-stage fracturing technologies for horizontal wells
- • Pumping, plugging and perforation combined operation technology
- • Open-hole packer + sliding sleeve technology
- • Hydraulic Jetting Staged Fracturing Technology
- • Modern Slick Water System
- • Polymer cleaning fracturing fluid system
- 02 / Large scale acid fracturing technologies for high-temperature oil/gas reservoirs
- • Super-large scale acid fracturing technology
- • Acid fracturing for super-deep high breakdown pressure reservoir
- • Acid fracturing by adding sand
- • Multi-stage injection acid fracturing technology
- 03 / Series of real-time fracture monitoring technologies
- • Fracture monitoring with inclinometer
- • Micro-seismic fracture monitoring technology
SSC has comprehensive technological series for conventional oil/gas test, formation test, surface separation and metering, interpretation and evaluation of oil/gas test data, and provides services of oil/gas test plan, operation and data interpretation and evaluation for HTHP oil/gas reservoirs, high production and high sulfur-bearing gas reservoirs, heavy oil reservoirs and unconventional oil/gas reservoirs.
503 sets of 105MPa HH-grade sulfur-proof surface flow control systems,3 phase separating and measuring system,105MPa desanderMFE、APR、PCT testers,High precision electronic pressure gauge,Well testing evaluation and interpretation soft wares.
Special technologies
- • HTHP formation test technology
- • Full-port triptych testing technique
- • Long-term sealing and anticorrosive technology for producing pipe strings of acid gas wells
- • Surface safety control technology for acid well testing
- • Unconventional oil/gas testing technology
- • High pressure high sulfur tri-phases separated measurement system
- • Testing data interpretation and evaluation technology
- • 105MPa HH-grade sulfur-proof surface flow control system
- • 10MPa large capacity three-phase separating and measuring system
- • 105MPa desander
- • MFE tester
- • APR tester
- • PCT tester
- • Expandable tester
- • High precision electronic pressure gauge
- • Well testing evaluation software
SSC is capable of providing efficient workover services such as fishing, milling, stuck pipe freeing, and casing changing, etc., especially having mature technologies and outstanding service capacity in complex fish retrieving, horizontal well workover, ultra-deep well workover and sidetracking.
110 sets of servicing rigs over XJ450, workover up to 8000m, and sidetrack drilling up to 7000m. 1300 wells/times of workover per year, and 600 wells/times of sidetrack drilling per year.
Special technologies
- 01 / Major workover services for horizontal wells
- • Fishing and stuckpipe freeing in horizontal wells
- • Drilling and milling technology for horizontal wells
- • Casing redressing for horizontal wells
- 02 / Major workover services for deep and ultra-deep wells
- • Stuckpipe freeing, fishing and milling technology for deep wells
- • Ultra-deep slim hole workover
- • Deep well windowing and sidetracking technology
SSC has developed technologies for coiled tubing sand washing, well flushing, gas lift, dragging acid fracturing，cutting， jitter fishing，paraffin clearing and velocity tubing; and provides technical services for shale gas, tight oil/gas horizontal well perforation, drilling plugs, complicated solutions and section testing at well depth of 6000m and horizontal length of 2000m.
16 sets of 3,000 – 7,000m coiled tubing units with specifications of 1.25", 1.5", 1.75" and 2", etc..
Special technologies
- 01 / Auxiliary acid fracturing technologies
- • Coiled tubing and drilling composite plugging technology
- • Coiled tubing conveyed perforating
- • Coiled tubing gas producing sections’ optical fiber testing technology
- 02 / Tubing sealing technologies
- • Gas recovery technology by water drainage
- • Flow jet plug freeing technology
1 set of Model HRS 225 equipment made in the United States with working pressure at 70MPa for providing service under high pressure, mainly used for shale gas production pipe strings under pressure.
SSC has comprehensive completion technologies and the annual capacity of performing thousands of times of well completion. SSC can provide different tubes and auxiliary tools including hydraulic packers, sliding sleeves, bridge plug, extension pipe and valves.
- • Mechanical set packer (PT, RTTS, CHAMP)
- • Hydraulic set packer (RH, HS, FH)
- • Shallow well service packer (A3)
- • Service packer in highly-deviated well (SC-LP)
- • Series of bridge plug and cement retainer (EZSVB, K1, MAP)
Special technologies
- • HTHP well completion technology
- • Completion technology for carbonate reservoir
- • Plugging technology
- • Completion technology for super-deep and highly sour gas well
SSC has developed a series of technologies for offshore well completion, reservoir stimulation and shallow sea workover, etc. SSC initially conducted open-hole formation test on Well NB25-61 on a semi-submersible drilling platform in China and filled up the blank in domestic formation test industry.
1 quay for offshore petroleum engineering, 6 operation platforms, skid-mounted fracturing pumps，oil & gas separator; for oil testing and workover services under water depths of 4.5 ～ 45m and in oil/water wells at depth of 7000 m.
Special technologies
- • Offshore formation stimulation technology
- • Offshore oil testing technology
- • Shallow water workover technology
- • Shallow water sand control technology
- • Offshore well completion technology
- • Offshore plugging technology
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