US 11,867,028 B2
Gauge cutter and sampler apparatus
Aslan Bulekbay, Udhailiyah (SA); Graham Hitchcock, Aberdeen (GB); Saad Al-Driweesh, Udhailiyah (SA); and Ali J. Aljasim, Dhahran (SA)
Assigned to Saudi Arabian Oil Company, Dhahran (SA)
Filed by Saudi Arabian Oil Company, Dhahran (SA)
Filed on Jan. 6, 2021, as Appl. No. 17/142,855.
Prior Publication US 2022/0213761 A1, Jul. 7, 2022
Int. Cl. E21B 27/00 (2006.01); E21B 37/00 (2006.01); E21B 49/00 (2006.01); G01N 1/08 (2006.01); G01N 33/24 (2006.01)
CPC E21B 37/00 (2013.01) [E21B 27/005 (2013.01); E21B 49/00 (2013.01); G01N 1/08 (2013.01); G01N 33/24 (2013.01)] 30 Claims
OG exemplary drawing
 
1. A wellbore gauge cutter apparatus comprising:
an uphole end;
a downhole end;
a cylindrical body defining a central recess extending from a first end of the cylindrical body to a second end of the cylindrical body,
a cutter blade connected to the second end of the cylindrical body;
a first sample collector permeable to fluids and configured to retain particles, the first sample collector arranged in the central recess of the cylindrical body; wherein the central recess of the cylindrical body has a first cross-section having a first area, wherein the first sample collector has a second-cross section having a second area, wherein the second area is less than the first area; and
a second sample collector arranged in the cutter blade, wherein the second sample collector comprises a sample inlet and a sample outlet; wherein the sample outlet of the second sample collector is covered by the cylindrical body.