IT1004355B - Utensile per trapanare con una coro na di perforazione di forma cilin drica - Google Patents

Utensile per trapanare con una coro na di perforazione di forma cilin drica

Info

Publication number
IT1004355B
IT1004355B IT4909774A IT4909774A IT1004355B IT 1004355 B IT1004355 B IT 1004355B IT 4909774 A IT4909774 A IT 4909774A IT 4909774 A IT4909774 A IT 4909774A IT 1004355 B IT1004355 B IT 1004355B
Authority
IT
Italy
Prior art keywords
drica
cilin
chorus
perforation
drilling
Prior art date
Application number
IT4909774A
Other languages
English (en)
Original Assignee
Winter & Sohn Ernst
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 Winter & Sohn Ernst filed Critical Winter & Sohn Ernst
Application granted granted Critical
Publication of IT1004355B publication Critical patent/IT1004355B/it

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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/605—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a core-bit
    • 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
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Drilling Tools (AREA)
IT4909774A 1973-03-07 1974-03-07 Utensile per trapanare con una coro na di perforazione di forma cilin drica IT1004355B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732311258 DE2311258A1 (de) 1973-03-07 1973-03-07 Bohrwerkzeug mit einer zylinderfoermigen bohrkrone

Publications (1)

Publication Number Publication Date
IT1004355B true IT1004355B (it) 1976-07-10

Family

ID=5874019

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4909774A IT1004355B (it) 1973-03-07 1974-03-07 Utensile per trapanare con una coro na di perforazione di forma cilin drica

Country Status (3)

Country Link
DE (1) DE2311258A1 (it)
ES (1) ES201583Y (it)
IT (1) IT1004355B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI915434A7 (fi) * 1989-06-14 1991-11-18 Tyrolit Schleifmittelwerke Swarovski Ontto pora
GB2423537A (en) * 2005-02-24 2006-08-30 Marcrist Internat Ltd Core drills

Also Published As

Publication number Publication date
ES201583U (es) 1975-10-01
DE2311258A1 (de) 1974-09-12
ES201583Y (es) 1976-02-01

Similar Documents

Publication Publication Date Title
BE803227A (fr) Outil a usiner a tranchants multiples
IT1025895B (it) Fustellato per una scatola di sigarette o toscani
BE795629A (fr) Outil
IT1015649B (it) Attrezzo per lavori pubblici com portante una cabina di pilotaggio perfezionata
BE804545A (fr) Fleuret d'outil a percussion
FI50390C (fi) Hydraulisesti käytetty iskulaite
IT1012175B (it) Trapano a percussione
IT1017213B (it) Processo per la produzione di una composizione termoplastica schiu mabile
AR208506A1 (es) Una composicion de aceite mineral
FR2293282A1 (fr) Machine-outil a porte-outils interchangeables
BE765762A (fr) Outil a tronconner
IT1007725B (it) Attrezzo a percussione per rad drizzare lamiere
IT1115647B (it) Rebbio per benna di una macchina per cantiere
BR7105129D0 (pt) Uma insercao porta-brocas
IT1007474B (it) Ta procedimento per la fabbricazione di una anidrite miglior
IT995520B (it) Procedimento per la produzione di un calcestruzzo dotato di una elevata resistenza
AR209574A1 (es) Una herramienta de pozo
IT1004355B (it) Utensile per trapanare con una coro na di perforazione di forma cilin drica
FR2329403A1 (fr) Magasin a outils pour machine-outil
IT1075423B (it) Procedimento di fabbricazione di una forma per fusioni
BE754703A (fr) Outil a percussion
IT1050839B (it) Apparecchio per la produzione di pezzi colati con la forma multipla avanzante a scatti
IT969810B (it) Formazione di una forma di penta solfuro di fosforo altamente reattiva
SE393939B (sv) Verktygsinsats for en borrstang
IT1006961B (it) Meccanismo di posizionamento di un pezzo di lavoro per una punzonatri ce