US 11,668,155 B2
BOP stump test apparatus
Scott Sherman, Blackie (CA); James Barnes, Red Deer (CA); and Shayne Musseau, Red Deer (CA)
Assigned to NXL TECHNOLOGIES INC., Red Deer County (CA)
Filed by NEXUS ENERGY TECHNOLOGIES INC., Red Deer (CA)
Filed on Aug. 9, 2021, as Appl. No. 17/444,738.
Claims priority of provisional application 63/066,441, filed on Aug. 17, 2020.
Prior Publication US 2022/0049567 A1, Feb. 17, 2022
Int. Cl. E21B 33/06 (2006.01); E21B 47/06 (2012.01)
CPC E21B 33/062 (2013.01) [E21B 47/06 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A blow out preventor (BOP) stump test apparatus comprising:
a main body including an outer surface, a bore, and a mounting structure for releasably and rigidly connecting the main body to a BOP to be tested; and
a test bar including a position indicator slidably retained in the bore and capable of moving up and down in the bore between an upper position and a lower position,
wherein the position indicator indicates when the test bar moves up in the bore during a BOP stump test.