US 12,066,021 B2
Modular suction gland assembly
Justin Lane Poehls, Glen Rose, TX (US); Connor Robert Landrum, Burleson, TX (US); and David Theodore Figgs, Fort Worth, TX (US)
Assigned to SPM Oil & Gas Inc., Fort Worth, TX (US)
Appl. No. 17/995,187
Filed by SPM Oil & Gas Inc., Fort Worth, TX (US)
PCT Filed Apr. 14, 2021, PCT No. PCT/US2021/027364
§ 371(c)(1), (2) Date Sep. 30, 2022,
PCT Pub. No. WO2021/211767, PCT Pub. Date Oct. 21, 2021.
Claims priority of provisional application 63/010,032, filed on Apr. 14, 2020.
Prior Publication US 2023/0141878 A1, May 11, 2023
Int. Cl. F04B 53/16 (2006.01); F04B 23/06 (2006.01); F04B 53/22 (2006.01)
CPC F04B 53/22 (2013.01) [F04B 23/06 (2013.01); F04B 53/16 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A pump having a fluid end housing comprising:
a suction cover disposed in a suction access bore defined in a fluid end housing, the suction cover being configured to cover the suction access bore;
a retainer nut configured for abutting against the suction cover and retaining the suction cover within the suction access bore; and
a suction gland having defined therein a tubular cavity configured for being coaxially disposed within the suction access bore, the tubular cavity having an inner circumferential threaded interface configured to engage an external circumferential threaded interface on the retainer nut, the suction gland further having a plurality of threaded openings configured to receive a plurality of threaded fasteners configured for securely fastening the suction gland to the fluid end housing.