US 11,988,067 B1
Frangible disk sub, method and system
Brandon Decuir, Houston, TX (US); Donavan Holland Brown, Houston, TX (US); Nicholas S. Conner, Cypress, TX (US); Edward J. Kossa, Huffman, TX (US); and Frank Maenza, Houston, TX (US)
Assigned to BAKER HUGHES OILFIELD OPERATIONS LLC, Houston, TX (US)
Filed by Baker Hughes Oilfield Operations LLC, Houston, TX (US)
Filed on Jan. 27, 2023, as Appl. No. 18/160,617.
Int. Cl. E21B 34/06 (2006.01); E21B 33/12 (2006.01); E21B 34/14 (2006.01)
CPC E21B 34/063 (2013.01) [E21B 34/14 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A frangible disc sub comprising:
a sub housing;
a disk carrier movably disposed in the sub housing;
a frangible disk sealedly disposed in the carrier;
a breaker mechanism movably disposed in the sub housing from an inactive position to an active position, the breaker mechanism comprising:
a breaker housing movable within the sub housing; and
a breaker concealed within the breaker housing; and
a breaker housing movement inhibitor disposed to inhibit movement of the breaker mechanism relative to the sub housing, wherein the breaker housing movement inhibitor is a crush sleeve.