EP3320169A4 - Two part drill bit assembly - Google Patents
Two part drill bit assembly Download PDFInfo
- Publication number
- EP3320169A4 EP3320169A4 EP16820562.3A EP16820562A EP3320169A4 EP 3320169 A4 EP3320169 A4 EP 3320169A4 EP 16820562 A EP16820562 A EP 16820562A EP 3320169 A4 EP3320169 A4 EP 3320169A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- drill bit
- bit assembly
- part drill
- assembly
- drill
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
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
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
-
- 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
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2015902711A AU2015902711A0 (en) | 2015-07-09 | Two Part Drill Bit Assembly | |
PCT/AU2016/050577 WO2017004666A1 (en) | 2015-07-09 | 2016-07-01 | Two part drill bit assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3320169A1 EP3320169A1 (en) | 2018-05-16 |
EP3320169A4 true EP3320169A4 (en) | 2019-03-27 |
Family
ID=57684615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16820562.3A Withdrawn EP3320169A4 (en) | 2015-07-09 | 2016-07-01 | Two part drill bit assembly |
Country Status (6)
Country | Link |
---|---|
US (1) | US20180347284A1 (en) |
EP (1) | EP3320169A4 (en) |
AU (1) | AU2016290892A1 (en) |
CA (1) | CA2995399A1 (en) |
WO (1) | WO2017004666A1 (en) |
ZA (1) | ZA201800766B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2884227A (en) * | 1956-06-27 | 1959-04-28 | Sandvikens Jernverks Ab | Percussion drill bit for large holes |
US5322139A (en) * | 1993-07-28 | 1994-06-21 | Rose James K | Loose crown underreamer apparatus |
WO2002052123A1 (en) * | 2000-12-22 | 2002-07-04 | Ian Graeme Rear | Drill bit |
WO2010071563A1 (en) * | 2008-12-18 | 2010-06-24 | Sandvik Intellectual Property Ab | Drilling tool for percussive rock drilling as well as an expendable kit, a ring drill bit and a casing shoe therefor |
AU2013251196A1 (en) * | 2012-10-30 | 2014-05-15 | Fero Strata Systems Pty Ltd | Drill Bit for a Drill Assembly Including a Friction Bolt |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT509643B1 (en) * | 2010-04-07 | 2013-08-15 | Dywidag Systems Int Gmbh | TWO-PIECE DRILLING TOOL FOR HANDLING OR DRILLING HOLES IN FLOOR OR ROCK MATERIALS |
-
2016
- 2016-07-01 US US15/748,800 patent/US20180347284A1/en not_active Abandoned
- 2016-07-01 AU AU2016290892A patent/AU2016290892A1/en not_active Abandoned
- 2016-07-01 CA CA2995399A patent/CA2995399A1/en not_active Abandoned
- 2016-07-01 WO PCT/AU2016/050577 patent/WO2017004666A1/en active Application Filing
- 2016-07-01 EP EP16820562.3A patent/EP3320169A4/en not_active Withdrawn
-
2018
- 2018-02-06 ZA ZA2018/00766A patent/ZA201800766B/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2884227A (en) * | 1956-06-27 | 1959-04-28 | Sandvikens Jernverks Ab | Percussion drill bit for large holes |
US5322139A (en) * | 1993-07-28 | 1994-06-21 | Rose James K | Loose crown underreamer apparatus |
WO2002052123A1 (en) * | 2000-12-22 | 2002-07-04 | Ian Graeme Rear | Drill bit |
WO2010071563A1 (en) * | 2008-12-18 | 2010-06-24 | Sandvik Intellectual Property Ab | Drilling tool for percussive rock drilling as well as an expendable kit, a ring drill bit and a casing shoe therefor |
AU2013251196A1 (en) * | 2012-10-30 | 2014-05-15 | Fero Strata Systems Pty Ltd | Drill Bit for a Drill Assembly Including a Friction Bolt |
Non-Patent Citations (1)
Title |
---|
See also references of WO2017004666A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2017004666A1 (en) | 2017-01-12 |
AU2016290892A1 (en) | 2018-02-22 |
CA2995399A1 (en) | 2017-01-12 |
US20180347284A1 (en) | 2018-12-06 |
EP3320169A1 (en) | 2018-05-16 |
ZA201800766B (en) | 2019-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20180126 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20190225 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: E21B 10/20 20060101ALI20190219BHEP Ipc: E21B 10/44 20060101ALI20190219BHEP Ipc: E21B 17/04 20060101ALI20190219BHEP Ipc: E21B 10/00 20060101ALI20190219BHEP Ipc: E21B 10/62 20060101AFI20190219BHEP Ipc: E21D 21/00 20060101ALI20190219BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20190926 |