EP4051872C0 - PRE-ANCHORING - Google Patents

PRE-ANCHORING

Info

Publication number: EP4051872C0
Authority: EP; European Patent Office
Prior art keywords: anchoring
Prior art date: 2019-09-24
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.): Active

Application number

EP20821437.9A

Other languages

German (de)

French (fr)

Other versions

EP4051872B1 (en

EP4051872A1 (en

Inventor

Gunnar Stålnacke

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Drillpipe AB

Original Assignee

Drillpipe AB

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.)

2019-09-24

Filing date

2020-09-24

Publication date

2023-08-23

2020-09-24 Application filed by Drillpipe AB filed Critical Drillpipe AB

2020-09-24 Priority to HRP20231214TT priority Critical patent/HRP20231214T1/en

2022-09-07 Publication of EP4051872A1 publication Critical patent/EP4051872A1/en

2023-08-23 Application granted granted Critical

2023-08-23 Publication of EP4051872B1 publication Critical patent/EP4051872B1/en

2023-08-23 Publication of EP4051872C0 publication Critical patent/EP4051872C0/en

Status Active legal-status Critical Current

2040-09-24 Anticipated expiration legal-status Critical

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/0053—Anchoring-bolts in the form of lost drilling rods
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
- 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
- E21B1/00—Percussion drilling
- E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/02—Setting anchoring-bolts with provisions for grouting
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally

Landscapes

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

EP20821437.9A 2019-09-24 2020-09-24 Pre-bolting Active EP4051872B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
HRP20231214TT HRP20231214T1 (en)	2019-09-24	2020-09-24	Pre-bolting

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE1951078A SE543656C2 (en)	2019-09-24	2019-09-24	Method for strengthening rock volume by bolting by means of top hammer drilling machine, drilling module for said bolting and use of said top hammer drilling machine for bolting
PCT/SE2020/050901 WO2021061043A1 (en)	2019-09-24	2020-09-24	Pre-bolting

Publications (3)

Publication Number	Publication Date
EP4051872A1 EP4051872A1 (en)	2022-09-07
EP4051872B1 EP4051872B1 (en)	2023-08-23
EP4051872C0 true EP4051872C0 (en)	2023-08-23

Family

ID=73790181

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20821437.9A Active EP4051872B1 (en)	2019-09-24	2020-09-24	Pre-bolting

Country Status (6)

Country	Link
EP (1)	EP4051872B1 (en)
ES (1)	ES2964293T3 (en)
HR (1)	HRP20231214T1 (en)
PL (1)	PL4051872T3 (en)
SE (1)	SE543656C2 (en)
WO (1)	WO2021061043A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE388453B (en) *	1973-05-08	1976-10-04	Atlas Copco Ab	DEVICE FOR TRANSFER BARS FROM A MAGAZINE DOCTOR TO THE CENTER AXLE FOR A DRILL
DE3200888A1 (en) *	1982-01-14	1983-07-21	Ingo 4600 Dortmund Stibane	Device for nailing friable rock strata
DE10234255B4 (en) *	2002-06-27	2010-07-01	Friedr. Ischebeck Gmbh	Use of drilling injection anchors as a surface-supporting reinforcement of a propulsion vaulted screen
AU2002953376A0 (en) *	2002-12-17	2003-01-09	Lms Geotechnical Pty Ltd	An apparatus and method to anchor a rock bolt
EP2383420B1 (en) *	2010-04-29	2012-06-20	Sandvik Intellectual Property AB	Drill bit for percussive rock drilling
ES2827019T3 (en) *	2015-05-08	2021-05-19	Normet International Ltd	Locally Anchored Self Tapping Hollow Rock Bolt
ZA201608231B (en) *	2016-11-28	2019-01-30	Orica Mining Services South Africa Pty Ltd	Coupled self-drilling rock bolt

2019
- 2019-09-24 SE SE1951078A patent/SE543656C2/en unknown
2020
- 2020-09-24 ES ES20821437T patent/ES2964293T3/en active Active
- 2020-09-24 HR HRP20231214TT patent/HRP20231214T1/en unknown
- 2020-09-24 WO PCT/SE2020/050901 patent/WO2021061043A1/en not_active Ceased
- 2020-09-24 EP EP20821437.9A patent/EP4051872B1/en active Active
- 2020-09-24 PL PL20821437.9T patent/PL4051872T3/en unknown

Also Published As

Publication number	Publication date
EP4051872B1 (en)	2023-08-23
PL4051872T3 (en)	2024-02-19
HRP20231214T1 (en)	2024-01-19
SE1951078A1 (en)	2021-03-25
ES2964293T3 (en)	2024-04-05
WO2021061043A1 (en)	2021-04-01
EP4051872A1 (en)	2022-09-07
SE543656C2 (en)	2021-05-18

Publication	Publication Date	Title
EP3833739A4 (en)	2022-07-06	AKKOMANSIA MUCINIPHILA
EP3919491C0 (en)	2025-05-28	Act-inhibitor
EP3967649C0 (en)	2025-11-12	LIPIDNANOPARTICLES
EP3742771C0 (en)	2024-06-26	M2M-SM-SR- TO -SM-DP-NOTIFICATION
EP3975220A4 (en)	2022-08-17	SHOWBOARD
EP3957391C0 (en)	2025-01-29	STIR-ERS
EP4082837A4 (en)	2023-05-24	ROOFBOX
EP3965638C0 (en)	2024-02-28	VAGINALSPECULUM
EP3962498A4 (en)	2023-05-31	POLYTHERAPIES
EP4063289C0 (en)	2024-11-20	KRONKAPSEL
DE202019004111U8 (en)	2019-12-19	Weichenstellvorichtung
EP3990820A4 (en)	2022-11-23	CRYOSPHERE
EP4051872C0 (en)	2023-08-23	PRE-ANCHORING
IT201900020430A1 (en)	2021-05-05	Expositor
ES1243687Y (en)	2020-08-25	SALMOREJO
TH190914S (en)	2021-01-04	Khantoke
TH190910S (en)	2021-01-04	Khantoke
TH190911S (en)	2021-01-04	Khantoke
DK3786413T3 (en)	2022-06-20	RULLEJALOUSI
ES1235736Y (en)	2020-01-02	BREATHALYSER
ES1234309Y (en)	2019-12-03	BOLARDO
UA40530S (en)	2019-10-25	ELECTROPILA LANSYUGOVA
UA40531S (en)	2019-10-25	ELECTROPILA LANSYUGOVA
UA40532S (en)	2019-10-25	ELECTROPILA LANSYUGOVA
UA40533S (en)	2019-10-25	ELECTROPILA LANSYUGOVA

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