加华维尔

Drilling Design
With advanced drilling design software as well as experienced drilling engineers, geologists and reservoir engineers, Cavaville takes many factors into consideration such as drilling, completion, reservoir, geology, production, tubular and formation protection to design executive drilling program.

Directional Drilling Services
Cavaville has the capacity to run various of deviated wells such as Re-entry and sidetracking, Extended reaches, Multi-laterals, SAGD Hz well pairs, CBM intersection and Pinnate wells with BHT up to 175℃ and BHP up to 25,000 Psi.
Thanks to its People, Q/HSSE, Management, Second-to-None Services and Best-in-Class Products, Cavaville has broken scores of records in past years. Below are some records:
Well HH12P*** in Erodes, Northern China: it took 3 days to complete the 850m Horizontal Section, which needs 8+ days on average.
Well Ha1*** in Tarim Basin, West China: This deep well with 6960mTD and BHT of 167 °C is completed 20 days ahead of planned time.
Well*** in Tarim Basin, West China with 7511m TD, BHT 156°C and 16.3°/30m DLS is completed 12 days in advance.

Well Shunbei*** in Tarim Basin, West China: 8433m TD, setting a new record as the deepest directional well in Asia.

In August 2016, Cavaville took the lead in successfully completing survey and trajectory monitoring for Ultra Slim Borehole in Tarim Oilfield (Total Depth 7311m). In January 2018, Cavaville successfully completed an Ultra Slim Directional Drilling Pilot Test with Hole Size 104.8mm, Total Depth 7409m and Bottom Circ Temp 155℃, creating a new record in ultra slimhole directional drilling in the world.

Multi-Laterals
Cavaville owns Intellectual Properties in retrievable whipstock, tie-back, sealing and re-entry system for Multi-lateral junctions.

MWP™ Service
Cavaville’s patented MWP™ system completed 45 pairs (90 wells) of SAGD Hz Wells from 2009 to 2014.

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