CUTTERS FOR WELL CUTTING DEVICES Russian patent published in 2010 - IPC E21B10/567 

Abstract RU 2403367 C1

FIELD: oil and gas industry.

SUBSTANCE: cutter has housing including the first end section (20) having cutting surface with arc-shaped end wall, second end section (22) having cutting surface with arc-shaped end wall and central section (24) connecting the first and the second end sections and having mainly flat lateral sides. At that, arc-shaped end walls of the first and second end sections are semicircular or made in the form of arc segments. Length of cutter is approximately 1.5 of cutter width. There also proposed is cutting tool for being used at well cutting, which contains cutting element and at least one above said cuter attached to cutting element.

EFFECT: increasing hardness of drilling tool.

25 cl, 8 dwg

Similar patents RU2403367C1

Title Year Author Number
CUTTING TOOL 2006
  • Tikhonov Oleg Vladislavovich
RU2310735C1
0
  • Brezgunov V.A.
  • Ligskij Yu.D.
SU52250A1
CASING STRING BIT AND SPUDDING BIT 2010
  • King, Vil'Jam, V.
  • Drjus, Stiven, V.
  • Riz, Majkl, R.
  • Kerk, Ian, Alaster
RU2544946C2
MILLING TOOL FOR CUTTING OPENING IN WELL CASING STRING 2009
  • Andoskin Vladimir Nikolaevich
  • Astaf'Ev Sergej Petrovich
  • Kobelev Konstantin Anatol'Evich
  • Timofeev Vladimir Ivanovich
  • Ryzhov Aleksandr Borisovich
  • Leshukov Vitalij Gennad'Evich
RU2399747C1
DEFLECTOR FOR FIXED DRILL OR MILLING BIT 2010
  • King William W.
  • Drews Steven W.
  • Reese Michael R.
RU2527048C2
BORE BIT 2006
  • Zhabin Aleksandr Vasil'Evich
  • Prisjazhnjuk Ivan Nikolaevich
  • Tsivilev Sergej Vladimirovich
RU2338865C2
PDC DRILL BIT WITH DAMPERS FOR ROTARY CUTTERS 2021
  • Bogomolov Rodion Mikhajlovich
RU2768306C1
METHOD OF MACHINING OF PARALLEL LONGITUDINAL GROOVES AND DEVICE FOR ITS REALIZATION 1992
  • Artur Ehrnest Bishop[Au]
  • Klaus Jorgen Roeske[De]
  • Dzhon Bakster[Au]
  • Lajl Dzhon Maklin[Au]
RU2092285C1
METHOD FOR DETACHABLE FASTENING OF TWO- AND THREE-LAYERED PLATES-CUTTERS WITH SUPER-HARD LAYERS AND SOLID HARD ALLOY SUBSTRATE 2016
  • Fedorov Lazar Nikolaevich
  • Ermakov Sergej Aleksandrovich
  • Ivanov Ivan Ivanovich
  • Tkachenko Valerij Valerevich
  • Shipkov Artemij Nikitovich
RU2631756C1
METHOD OF DETACHABLE ATTACHMENT OF CUTTING PLATES WITH ONE OR TWO SUPER-HARD OUTER LAYERS AND HARD-ALLOY SUBSTRATE 2018
  • Fedorov Lazar Nikolaevich
  • Ermakov Sergej Aleksandrovich
RU2694644C2

RU 2 403 367 C1

Authors

Stoueh Kalvin

Maknikol Dzhejms

Dates

2010-11-10Published

2007-07-05Filed