MX2015013311A - Roller cutter with improved sealing. - Google Patents

Roller cutter with improved sealing.

Info

Publication number
MX2015013311A
MX2015013311A MX2015013311A MX2015013311A MX2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A
Authority
MX
Mexico
Prior art keywords
hub
roller cutter
centre line
shaft
improved sealing
Prior art date
Application number
MX2015013311A
Other languages
Spanish (es)
Inventor
Joona Loikkanen
Stig-Åke Brolund
Original Assignee
Sandvik Intellectual Property
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47913147&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX2015013311(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sandvik Intellectual Property filed Critical Sandvik Intellectual Property
Publication of MX2015013311A publication Critical patent/MX2015013311A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing details
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Sealing Devices (AREA)

Abstract

A roller cutter (14) intended to be used at a drill head for rotary boring of the front of earth and rock formations, said roller cutter having a centre line (CL) and being provided with a hub (24) provided with rows of crushing members (29), at least one crushing member having its longitudinal axis at an angle relative to a normal to the centre line (CL), said hub being rotatable in relation to a shaft (33) having shaft spigots (34, 35), the roller cutter being provided with at least one seal retainer (38) arranged at an axial end of the hub in order to hold sealing means (37) in position, wherein the hub comprises at least one circumferential recess (44) positioned axially inward relative to a radially inward projecting flange (43) in the hub.
MX2015013311A 2013-03-20 2014-03-07 Roller cutter with improved sealing. MX2015013311A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13160149.4A EP2781684A1 (en) 2013-03-20 2013-03-20 Roller cutter with improved sealing
PCT/EP2014/054472 WO2014146913A1 (en) 2013-03-20 2014-03-07 Roller cutter with improved sealing

Publications (1)

Publication Number Publication Date
MX2015013311A true MX2015013311A (en) 2016-01-25

Family

ID=47913147

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2015013311A MX2015013311A (en) 2013-03-20 2014-03-07 Roller cutter with improved sealing.

Country Status (11)

Country Link
US (1) US20160040482A1 (en)
EP (1) EP2781684A1 (en)
CN (1) CN105121773A (en)
AU (1) AU2014234545A1 (en)
BR (1) BR112015022729A2 (en)
CA (1) CA2903301A1 (en)
CL (1) CL2015002775A1 (en)
MX (1) MX2015013311A (en)
PE (1) PE20151581A1 (en)
RU (1) RU2015144868A (en)
WO (1) WO2014146913A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112012003844T5 (en) * 2011-09-16 2014-07-10 Vermeer Manufacturing Company Widening head bearing arrangement
WO2016116910A1 (en) 2015-01-23 2016-07-28 Master Drilling South Africa (Pty) Ltd Shaft enlargement arrangement for a boring system
US10947845B2 (en) * 2016-09-21 2021-03-16 Master Sinkers (Pty) Ltd Shaft enlargement arrangement for a boring system
EP3868997A1 (en) 2020-02-21 2021-08-25 Sandvik Mining and Construction Tools AB Roller cutting tool with improved sealing
US11585158B2 (en) 2020-05-21 2023-02-21 Caterpillar Inc. Isolated lubrication system for drill bits

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449024A (en) * 1965-03-08 1969-06-10 Dresser Ind Seal arrangement between relatively rotatable members
US3572452A (en) * 1969-04-16 1971-03-30 Dougles F Winberg Rolling cutter and seals therefor
SE509184C2 (en) 1995-06-22 1998-12-14 Sandvik Ab Cutting roller for a drill head, stopper device to be mounted centrally in a cutting roller and method for counteracting penetration of dirt in a cutting roller
SE508468C2 (en) * 1996-10-08 1998-10-12 Sandvik Ab Rock drill bit for rotating, crushing machining of rock and sealing means for such rock drill bit
SE525429C2 (en) 2003-01-30 2005-02-22 Sandvik Ab Cutting roller for a drilling head for rotary drilling
CN200982159Y (en) * 2006-09-29 2007-11-28 天津立林钻头有限公司 Roller bit single-metal floating seal assembly
CN102661123A (en) * 2012-05-03 2012-09-12 西南石油大学 High-temperature resistant floating sealing device for cone bit

Also Published As

Publication number Publication date
US20160040482A1 (en) 2016-02-11
RU2015144868A (en) 2017-04-26
AU2014234545A1 (en) 2015-09-17
CA2903301A1 (en) 2014-09-25
CN105121773A (en) 2015-12-02
WO2014146913A1 (en) 2014-09-25
PE20151581A1 (en) 2015-11-05
CL2015002775A1 (en) 2016-05-27
EP2781684A1 (en) 2014-09-24
BR112015022729A2 (en) 2018-05-08

Similar Documents

Publication Publication Date Title
MX2015013311A (en) Roller cutter with improved sealing.
GB2543653A (en) Rolling element assemblies
WO2015179504A3 (en) Wireline system and methods of using same
GB2526993A (en) Actuation assemblies, hydraulically actuated tools for use in subterranean boreholes including actuation assemblies and related methods
CL2015000627A1 (en) A cutting head for a mining machine, with the mining machine comprising a first member that includes a first end and a second end and includes a first mass, a coupled cutting bit, a second member that rotates around an axis and includes a second mass positioned eccentrically with respect to the axis, the second mass and the first mass; a mining machine; method to remove material from a rock wall.
GB2536367A (en) Directional casing-while-drilling
BR112012033700A2 (en) Drill bits with anti-crawl property
WO2015127345A3 (en) Eccentric stabilizer for synchronous rotary steerable system
CL2019000502A1 (en) Core extraction drilling machine and new ecological construction method capable of replacing the exploration of trench wells.
MX2014005354A (en) Eccentric sleeve for directional drilling systems.
WO2014144453A3 (en) Rotational drill bits and drilling apparatuses including the same
WO2014126889A3 (en) Mud motor bearing pack lower end with catch ring
MY176687A (en) Method for downhole cutting of at least one line disposed outside and along a pipe string in a well, and without simultaneously severing the pipe string
MX369817B (en) Flow control mechanism for downhole tool.
CL2015003528A1 (en) Modular cutting head
WO2012171643A3 (en) Two-centre rotary boring bit and method for deepening an existing well
BR112016015209A2 (en) DRILL AND DRILLING SYSTEM
WO2015022065A3 (en) Drill head for expanding a pilot bore in order to create a borehole
MX2018005636A (en) Helical pile with cutting tip.
GB2494321A (en) Downhole cutting tool having center bevelled mill blade
BR112015020186A2 (en) seal assembly, wellhead assembly and seal method
GB2564811A (en) Rolling element with half lock
AU2016100200B4 (en) Improved caisson emplacement system and method
MX2017010963A (en) Seal assemblies for earth boring drill bits, drill bits so equipped, and related methods.
MX2016015361A (en) Riser with internal rotating flow control device.