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Application filed by Halliburton Energy Services IncfiledCriticalHalliburton Energy Services Inc
Priority to MYPI2015704749ApriorityCriticalpatent/MY181098A/en
Priority claimed from PCT/US2013/054464external-prioritypatent/WO2015023248A1/en
Publication of MY181098ApublicationCriticalpatent/MY181098A/en
Disclosed is an improved coupling for cement heads. One exemplary cement head (100) includes a first module (102, 104, 106) comprising a first end, a first outer surface (408), and a plurality of first protrusions (138a) extending radially outward from the first outer surface, each of the plurality of first protrusions comprising a first profile (130) in which (i) a first engagement surface (404) faces axially away from the first end and (ii) a first support surface (402) forms a first oblique angle (416) relative to an axis (128); and a bridge (118) configured to engage the plurality of first protrusions. FIGURE 12
MYPI2015704749A2013-08-122013-08-12Improved coupling for a cement head
MY181098A
(en)