CA948899A - Rock bolt - Google Patents

Rock bolt

Info

Publication number: CA948899A
Authority: CA; Canada
Prior art keywords: rock bolt; rock; bolt
Prior art date: 1970-02-18
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.): Expired

Application number

CA104,735A

Other versions

CA104735S (en

Inventor

Chester I. Williams

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.)

Individual

Original Assignee

Individual

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.)

1970-02-18

Filing date

1971-02-08

Publication date

1974-06-11

1971-02-08 Application filed by Individual filed Critical Individual

1974-06-11 Application granted granted Critical

1974-06-11 Publication of CA948899A publication Critical patent/CA948899A/en

Status Expired legal-status Critical Current

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
- 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
- E21D20/021—Grouting with inorganic components, e.g. cement

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Structural Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Piles And Underground Anchors (AREA)
Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)

CA104,735A 1970-02-18 1971-02-08 Rock bolt Expired CA948899A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US1222170A	1970-02-18	1970-02-18
US6052970A	1970-08-03	1970-08-03

Publications (1)

Publication Number	Publication Date
CA948899A true CA948899A (en)	1974-06-11

Family

ID=26683291

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA104,735A Expired CA948899A (en)	1970-02-18	1971-02-08	Rock bolt

Country Status (3)

Country	Link
CA (1)	CA948899A (en)
DE (1)	DE2108264C3 (en)
GB (1)	GB1323032A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3045632A1 (en) *	1979-12-18	1981-09-10	Kubota Ltd., Osaka	BOLT
DE3437186A1 (en) *	1984-10-10	1986-04-10	Fischer, Artur, Dr.H.C., 7244 Waldachtal	PLASTIC DOWELS, IN PARTICULAR FOR FASTENING ON TILED WALLPAPER PLASTERBOARD WALLS
DE3504543C1 (en) *	1985-02-11	1986-05-15	Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum	Resin-bedded roof bolt
JPS63162123U (en) *	1987-04-11	1988-10-24
EP0532441A1 (en) *	1991-09-12	1993-03-17	Techniport S.A.	Method for consolidating tunnel walls, gallery walls, or the like, anchoring bolt for carrying out the method, and method for making such anchoring bolts
AU2008221612B2 (en) *	2007-09-24	2009-05-14	Sandvik Intellectual Property Ab	Rock Bolt
CL2014001002A1 (en) *	2013-12-12	2014-11-28	Ncm Innovations Pty Ltd	Rock anchor bolt including an elongated cylindrical body having, a first distal end and a second opposite proximal end, a threaded portion at the second end, a first anchor located at or at least partially located at a first end portion of the body, a second anchor, a first stem portion between the first and second anchor.

1971
- 1971-02-08 CA CA104,735A patent/CA948899A/en not_active Expired
- 1971-02-17 DE DE19712108264 patent/DE2108264C3/en not_active Expired
- 1971-04-19 GB GB2150371A patent/GB1323032A/en not_active Expired

Also Published As

Publication number	Publication date
DE2108264C3 (en)	1980-07-31
DE2108264A1 (en)	1971-09-09
DE2108264B2 (en)	1979-11-15
GB1323032A (en)	1973-07-11

Publication	Publication Date	Title
CA940966A (en)	1974-01-29	Bolt assembly
CA959227A (en)	1974-12-17	Sphere-dome construction
CA980601A (en)	1975-12-30	Filament-rotor structures
AU465340B2 (en)	1975-09-25	Rock drill
CA904609A (en)	1972-07-11	Lock
AU459987B2 (en)	1975-04-10	Anchor bolt
CA927582A (en)	1973-06-05	Drilling
CA948899A (en)	1974-06-11	Rock bolt
CA947338A (en)	1974-05-14	Surface bolt
CA967036A (en)	1975-05-06	Anchor bolt
CA950266A (en)	1974-07-02	Rock drills
CA928948A (en)	1973-06-26	Drilling bolt holes
AU466067B2 (en)	1972-08-17	Rock bolt
AU2532271A (en)	1972-08-17	Rock bolt
CA999762A (en)	1976-11-16	Rock bolt assembly
CA832214A (en)	1970-01-20	Explosive bolt
AU3718871A (en)	1973-06-28	Embankment
CA960642A (en)	1975-01-07	Drilling
CA819421A (en)	1969-08-05	Rock bolt
CA857585A (en)	1970-12-08	Mining process
CA946188A (en)	1974-04-30	Torque limiting bolt
CA972991A (en)	1975-08-19	Rock bolt assembly adapter
AU460704B2 (en)	1972-07-13	Anchor bolt
CA831764A (en)	1970-01-13	Rock drill
AU460156B2 (en)		Rock drill