Patent · US Active

Slot tester

US9714565B2 · kind B2 · utility

6Cited by

46References

18Claims

0Family size

Assignee

M-I L.L.C. · US

Inventors

Aaron Blue · Houston, US
John D. Moffitt · Sugar Land, US
Ahmed Said Abdelaziz Amer · Katy, US

Key dates

Filing date	Dec 30, 2013
Grant date	Jul 25, 2017
Priority date	—
Expiry date	Oct 16, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG01N33/2823
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A method for using a drilling fluid test device including a test cell including a perforated plate disposed proximate a first end of the test cell, a piston disposed within the cell, a first chamber formed between the perforated plate and the piston, the first chamber configured to receive lost circulation material (LCM), a second chamber formed between the piston and a second end of the test cell, the piston providing a seal between the first and second chambers, a fluid inlet disposed proximate the second end of the test cell configured to introduce fluid into a second chamber of the test cell, a filtrate outlet disposed proximate the first end of the test cell to discharge filtrate, and a pump in communication with the fluid inlet.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.