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U.S. Department of Energy
Office of Scientific and Technical Information

Diffuser for wellhead isolation tool

Patent ·
OSTI ID:6161030
An improved diffuser for a wellhead isolation tool which employs a combination of angles in its bore. This improvement reduces the incidence of erosion caused by the flow of fluids through the diffuser, in both the well production tubing adjacent the end of the diffuser and in the diffuser itself.
Assignee:
Halliburton Co
Patent Number(s):
US 4262743
OSTI ID:
6161030
Country of Publication:
United States
Language:
English