FR2471473B1 - - Google Patents

Info

Publication number
FR2471473B1
FR2471473B1 FR8025662A FR8025662A FR2471473B1 FR 2471473 B1 FR2471473 B1 FR 2471473B1 FR 8025662 A FR8025662 A FR 8025662A FR 8025662 A FR8025662 A FR 8025662A FR 2471473 B1 FR2471473 B1 FR 2471473B1
Authority
FR
France
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
FR8025662A
Other languages
French (fr)
Other versions
FR2471473A1 (fr
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.)
Hilti AG
Original Assignee
Hilti AG
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
Application filed by Hilti AG filed Critical Hilti AG
Publication of FR2471473A1 publication Critical patent/FR2471473A1/fr
Application granted granted Critical
Publication of FR2471473B1 publication Critical patent/FR2471473B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/04—Other methods or devices for dislodging with or without loading by devices with parts pressed mechanically against the wall of a borehole or a slit

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Electrochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
FR8025662A 1979-12-04 1980-12-03 Procede pour realiser des evidements dans de la pierre et de la maconnerie Granted FR2471473A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792948763 DE2948763A1 (de) 1979-12-04 1979-12-04 Verfahren zur herstellung von durchbruechen in gestein und mauerwerk

Publications (2)

Publication Number Publication Date
FR2471473A1 FR2471473A1 (fr) 1981-06-19
FR2471473B1 true FR2471473B1 (show.php) 1983-07-01

Family

ID=6087589

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8025662A Granted FR2471473A1 (fr) 1979-12-04 1980-12-03 Procede pour realiser des evidements dans de la pierre et de la maconnerie

Country Status (3)

Country Link
CH (1) CH648094A5 (show.php)
DE (1) DE2948763A1 (show.php)
FR (1) FR2471473A1 (show.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0482218A1 (de) * 1987-03-02 1992-04-29 Spetsializirovanny Trest Po Remontu Promyshlennykh Zdany I Soorzheny Pred. Chernoi Met. Tsentral. Raiona Tsentrmetallurgremont Verfahren zur gerichteten Zerstörung monolithischer Objekte

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691512A (en) * 1949-07-25 1954-10-12 Arizio Antonio Wedge-shaped tool for splitting rocks and the like
DE1935510U (de) * 1965-11-16 1966-03-31 Oswald Halm Spreizkeil-sprengmeissel.
DE1608374A1 (de) * 1966-02-19 1971-01-28 Bergwerksverband Gmbh Zylindrischer Einbruch fuer das Hereinschiessen des anstehenden Gesteins im Streckenvortrieb unter Tage mit in Streckenrichtung verlaufenden parallelen zu ladenden Sprengbohrloechern und dazu parallelen nicht zu ladenden Grossbohrloechern,insbesondere unter Anwendung von Millisekundenzuendern
IT944624B (it) * 1971-01-13 1973-04-20 Darda H Apparecchio azionato idraulicamen te per sminuzzare meccanicamente roccia
CH545897A (show.php) * 1971-12-23 1974-02-15
DE2441876B1 (de) * 1974-08-31 1976-01-02 H. Bieri Ag, Liebefeld, Bern (Schweiz) Gerät zum mechanischen Abbauen von Gestein, insbesondere von bewehrtem Beton
DE2505298B1 (de) * 1975-02-07 1975-11-20 Bieri Ag Liebefeld H Geraet zum mechanischen Abbauen von Gestein,insbesondere von bewehrtem Beton
US4114951A (en) * 1977-05-09 1978-09-19 Edward R. Langfield Hydraulically actuated tool for mechanically splitting rock-like material

Also Published As

Publication number Publication date
FR2471473A1 (fr) 1981-06-19
CH648094A5 (en) 1985-02-28
DE2948763A1 (de) 1981-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse