Patent ID: 9291027
Filing Date: 2016-03-22
CPC Classification: E21B

Claim Text:
1. A packer, comprising: a body with a first end and a second end, wherein the first end and the second end are configured to establish a connection with downhole equipment and wherein at least one of the first end and the second end is configured to establish a fluid flow between the downhole equipment and the packer, and wherein at least a portion of the body is configured to expand from a first unexpanded configuration to a second expanded configuration; at least two guard drains with a circular shape through the body; at least two sample drains with an oval shape through the body, at least one of the two sample drains located in an axial line with a first one of the two guard drains with the circular shape, wherein a second one of the two guard drains is circumferentially aligned with the at least two sample drains and disposed radially therebetween; at least one guard drain flow line configured to transport fluid flow from and to the at least two guard drains; a swivel connection connected to the at least one guard drain flow line and one of the first end and the second end, the swivel connection configured to transport fluid from the at least one guard drain flow line to one of the first end and the second end; at least one sample drain flow line configured to transport fluid flow from and to the at least two sample drains; a second swivel connection connected to the at least one sample drain flow line and one of the first end and the second end, the second swivel connection configured to transport fluid to and from the at least one sample drain flow line to one of the first end and the second end; and a sealing element placed around a periphery of the body incorporating the at least two guard drains and the at least two sample drains, the sealing element configured to create a seal between the sealing element and a downhole geological formation.