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Application filed by Halliburton Energy Services IncfiledCriticalHalliburton Energy Services Inc
Priority to MYPI2019002637ApriorityCriticalpatent/MY197030A/en
Publication of MY197030ApublicationCriticalpatent/MY197030A/en
A pipe in pipe piston thrust system (10) comprises a plurality of piston assemblies (12, 14) configured to sealingly engage a wellbore (16), a pump (26) configured to transfer a fluid (20) into the wellbore, and a by-pass (18A, 18B) disposed between a plurality of annuli (22, 24, 30) formed by the plurality of piston assemblies. The by-pass allows for selective communication of the fluid between the plurality of annuli. FIGURE 1A
MYPI2019002637A2012-07-132012-07-13Pipe in pipe piston thrust system
MY197030A
(en)