The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 2026
Filed:
Aug. 27, 2024
Halliburton Energy Services, Inc., Houston, TX (US);
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
A diffuser stack for a centrifugal pump includes a first diffuser including a first rim having a first inner circumferential surface, a first outer circumferential surface, and protrusions extending radially inward from the first inner circumferential surface. The diffuser stack further includes a second diffuser including a second rim having a second inner circumferential surface and a second outer circumferential surface. Recesses are formed in the second diffuser. The recesses extend radially inward from the second outer circumferential surface. The second diffuser is configured to engage the first diffuser such that the second outer circumferential surface engages the first inner circumferential surface and the protrusions engage the recesses.