FR2449779A1 - Element de fixation en forme de tuyau - Google Patents
Element de fixation en forme de tuyauInfo
- Publication number
- FR2449779A1 FR2449779A1 FR8003719A FR8003719A FR2449779A1 FR 2449779 A1 FR2449779 A1 FR 2449779A1 FR 8003719 A FR8003719 A FR 8003719A FR 8003719 A FR8003719 A FR 8003719A FR 2449779 A1 FR2449779 A1 FR 2449779A1
- Authority
- FR
- France
- Prior art keywords
- pipe
- fixing element
- shaped fixing
- equal
- fixing
- 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.)
- Granted
Links
- 238000004873 anchoring Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/80—Ground anchors
-
- 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
- E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
CET ELEMENT DE FIXATION OU D'ANCRAGE COMPREND UN CORPS TUBULAIRE 1 RELATIVEMENT MINCE, DONT LA PARTIE ANTERIEURE 2 FORME UN GUIDE AYANT UNE SECTION CIRCULAIRE, ET DONT LA PARTIE ARRIERE 3 PRESENTE UNE SECTION OVALE, LES PERIMETRES DE CES DEUX PARTIES ETANT EGAUX ET, EN MEME TEMPS, EGAUX AU PERIMETRE DU TROU DE FIXATION. IL EST UTILISE POUR AUGMENTER LA RESISTANCE DES ROCHERS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BG7942572A BG32663A1 (en) | 1979-02-20 | 1979-02-20 | Pipe anker |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2449779A1 true FR2449779A1 (fr) | 1980-09-19 |
FR2449779B1 FR2449779B1 (fr) | 1984-04-13 |
Family
ID=3905674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8003719A Granted FR2449779A1 (fr) | 1979-02-20 | 1980-02-20 | Element de fixation en forme de tuyau |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT370210B (fr) |
BG (1) | BG32663A1 (fr) |
CS (1) | CS237953B1 (fr) |
DD (1) | DD160886A3 (fr) |
DE (1) | DE3004540A1 (fr) |
FR (1) | FR2449779A1 (fr) |
GB (1) | GB2048983B (fr) |
PL (1) | PL221885A1 (fr) |
RO (1) | RO82092A (fr) |
SE (1) | SE8000930L (fr) |
SU (1) | SU1063940A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4322183A (en) * | 1980-03-07 | 1982-03-30 | Armand Ciavatta | Friction rock stabilizer and installation lubricating cement apparatus and method |
BG39739A1 (en) * | 1984-09-26 | 1986-08-15 | Nikolaev | Tube fastener |
US4650373A (en) * | 1985-11-14 | 1987-03-17 | Seegmiller Ben L | Rock bolt construction and installation |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3665719A (en) * | 1969-05-28 | 1972-05-30 | Atlantic Richfield Co | Apparatus for counterstressing in situ rock for support of underground openings |
-
1979
- 1979-02-20 BG BG7942572A patent/BG32663A1/xx unknown
-
1980
- 1980-02-05 CS CS91480A patent/CS237953B1/cs unknown
- 1980-02-05 AT AT62980A patent/AT370210B/de not_active IP Right Cessation
- 1980-02-06 SE SE8000930A patent/SE8000930L/ not_active Application Discontinuation
- 1980-02-07 DE DE19803004540 patent/DE3004540A1/de active Granted
- 1980-02-07 SU SU807771057A patent/SU1063940A1/ru active
- 1980-02-08 PL PL22188580A patent/PL221885A1/xx unknown
- 1980-02-14 GB GB8005027A patent/GB2048983B/en not_active Expired
- 1980-02-15 DD DD21914580A patent/DD160886A3/de not_active IP Right Cessation
- 1980-02-19 RO RO80100235A patent/RO82092A/fr unknown
- 1980-02-20 FR FR8003719A patent/FR2449779A1/fr active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3665719A (en) * | 1969-05-28 | 1972-05-30 | Atlantic Richfield Co | Apparatus for counterstressing in situ rock for support of underground openings |
Also Published As
Publication number | Publication date |
---|---|
SU1063940A1 (ru) | 1983-12-30 |
GB2048983B (en) | 1982-12-01 |
AT370210B (de) | 1983-03-10 |
ATA62980A (de) | 1982-07-15 |
GB2048983A (en) | 1980-12-17 |
BG32663A1 (en) | 1982-09-15 |
DE3004540C2 (fr) | 1988-03-10 |
RO82092A (fr) | 1983-07-07 |
SE8000930L (sv) | 1980-08-21 |
PL221885A1 (fr) | 1980-11-17 |
RO82092B (ro) | 1983-06-30 |
FR2449779B1 (fr) | 1984-04-13 |
CS237953B1 (en) | 1985-11-13 |
DE3004540A1 (de) | 1980-08-28 |
DD160886A3 (de) | 1984-06-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |