Patent ID: 11859458
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 8:
9. A dissolvable pump down assembly comprising:
a wellbore isolation device configured to set at a desired wellbore location to form a fluid seal;
and a dissolvable pump down device comprising:
an engageable portion comprising a metal; and
one or more expandable pieces, each of the one or more expandable pieces initially being in a first position before the dissolvable pump down device is deployed in a wellbore, and each of the one or more expandable pieces configured to expand from the first position to a second position in response to a force generated by fluid flow of a fluid through the wellbore, wherein the one or more expandable pieces are rubber flanges, and wherein each of the one or more flanges is configured to expand from the first position to the second position,
a mule shoe, wherein the wellbore isolation device and the mule shoe are formed from dissolvable materials,
wherein a diameter of the one or more expandable pieces while the one or more expandable pieces are in the first position is less than the diameter of the one or more expandable pieces while the one or more expandable pieces are in the second position, and
wherein the engageable portion and the one or more expandable pieces are configured to dissolve after the dissolvable pump down device is positioned at the desired wellbore location.