US 12,228,164 B2
Tangential pin connection
Michael T. Sutherland, Calgary (CA); Clint Mason, Carstairs (CA); Kelly John Mason, Starland County (CA); and Timothy Dean Hadland, Sylvan Lake (CA)
Assigned to KAIZEN WELL SOLUTIONS LTD., Red Deer (CA)
Filed by Kaizen Well Solutions Ltd., Red Deer (CA)
Filed on Jul. 11, 2022, as Appl. No. 17/861,661.
Claims priority of provisional application 63/219,982, filed on Jul. 9, 2021.
Prior Publication US 2023/0009014 A1, Jan. 12, 2023
Int. Cl. F16B 39/04 (2006.01); E21B 21/12 (2006.01); E21B 34/14 (2006.01); E21B 43/12 (2006.01); F16B 21/12 (2006.01)
CPC F16B 39/04 (2013.01) [E21B 34/14 (2013.01); E21B 43/121 (2013.01); F16B 21/12 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A plunger lift lubricator connection assembly comprising:
a first portion of said plunger lift lubricator;
a second portion of said plunger lift lubricator;
said first portion of said plunger lift lubricator configured to be inserted into said second portion of said plunger lift lubricator such that a mating interface is formed between said first portion of said plunger lift lubricator and said second high-pressure portion of said plunger lift lubricator;
said first portion of said plunger lift lubricator comprising at least one groove;
at least one opening disposed within said second portion of said plunger lift lubricator, said opening positioned such that a primary axis of said opening passes tangentially through said mating interface of said first portion of said plunger lift lubricator and said second portion of said plunger lift lubricator;
at least one pin formed from a material having a yield strength of at least 20 thousand pounds per square inch (“KSI”);
said at least one pin comprising dimensions that allow it to be at least partially disposed within said at least one opening within said second portion of said plunger lift lubricator and said at least one groove of said first portion of said plunger lift lubricator; and
said at least one groove positioned on said first portion of said plunger lift lubricator and said at least one opening positioned on said second portion of said plunger lift lubricator along at least a portion of a mating interface such that said at least one pin can be positioned such that it extends through at least a portion of said at least one opening and through at least a portion of said at least one groove.