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:
Sep. 10, 2019
Filed:
Jul. 12, 2017
Applicant:
Korea University Research and Business Foundation, Seoul, KR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/18 (2012.01); E21B 47/024 (2006.01); E21B 47/026 (2006.01); E21B 47/04 (2012.01); E02D 27/52 (2006.01);
U.S. Cl.
CPC ...
E21B 47/18 (2013.01); E21B 47/024 (2013.01); E21B 47/026 (2013.01); E21B 47/04 (2013.01); E02D 27/52 (2013.01);
Abstract
The present invention relates to a device for measuring a suspension in a drilling fluid and a thickness of slime at the bottom of a pile borehole, the device including: a data cableinsertable into the pile borehole; a slime-meter probeconnected to one end of the data cablein such a manner as to be descended to the interior of the pile borehole by the own weight thereof to measure the thickness of the slime at the bottom of the pile borehole; and a slime-meter outer partmounted on the outside of the slime-meter probein such a manner as to be movable relatively to the slime-meter probewhen reaches the bottom of the pile borehole.