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公开(公告)号：US20220276145A1
公开(公告)日：2022-09-01
申请号：US17621937
申请日：2020-06-30
Applicant: Schlumberger Technology Corporation
Inventor： Jerry Connaughton , Zakhar Chizhov , Colin Stewart
Abstract: A bob for a viscometer in a portable rheology unit is provided. The bob may include a bob portion having a cylindrical portion and a first end portion, the cylindrical portion defining a first end of the bob. The bob may also include a plastic portion interfacing with an interior surface of the first end portion, wherein the plastic portion includes a conical area extending from a conical area first end to a conical area second end, and the conical second end is connected to an interior surface of the cylindrical portion. The bob may also include a sleeve portion connected to the plastic portion and a bob second end portion connected to the sleeve portion.
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公开(公告)号：US12038363B2
公开(公告)日：2024-07-16
申请号：US17621937
申请日：2020-06-30
Applicant: Schlumberger Technology Corporation
Inventor： Jerry Connaughton , Zakhar Chizhov , Colin Stewart
CPC classification number: G01N11/14 , G01N33/2823 , E21B21/01
Abstract: A bob for a viscometer in a portable rheology unit is provided. The bob may include a bob portion having a cylindrical portion and a first end portion, the cylindrical portion defining a first end of the bob. The bob may also include a plastic portion interfacing with an interior surface of the first end portion, wherein the plastic portion includes a conical area extending from a conical area first end to a conical area second end, and the conical second end is connected to an interior surface of the cylindrical portion. The bob may also include a sleeve portion connected to the plastic portion and a bob second end portion connected to the sleeve portion.
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