EP4095349C0 - Tool for mechanical drilling, in particular for the construction of tunnels, and its creation method - Google Patents

Tool for mechanical drilling, in particular for the construction of tunnels, and its creation method

Info

Publication number
EP4095349C0
EP4095349C0 EP22161389.6A EP22161389A EP4095349C0 EP 4095349 C0 EP4095349 C0 EP 4095349C0 EP 22161389 A EP22161389 A EP 22161389A EP 4095349 C0 EP4095349 C0 EP 4095349C0
Authority
EP
European Patent Office
Prior art keywords
tunnels
tool
construction
creation method
mechanical drilling
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.)
Active
Application number
EP22161389.6A
Other languages
German (de)
French (fr)
Other versions
EP4095349B1 (en
EP4095349A1 (en
Inventor
Andrea Bertoli
Stefano Lupi
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.)
Tunnelling AB Srl
Original Assignee
Tunnelling AB Srl
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 Tunnelling AB Srl filed Critical Tunnelling AB Srl
Publication of EP4095349A1 publication Critical patent/EP4095349A1/en
Application granted granted Critical
Publication of EP4095349B1 publication Critical patent/EP4095349B1/en
Publication of EP4095349C0 publication Critical patent/EP4095349C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/613—Gases; Liquefied or solidified normally gaseous material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/18—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for knives, scythes, scissors, or like hand cutting tools
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1835—Chemical composition or specific material
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
    • E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mining & Mineral Resources (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Earth Drilling (AREA)
EP22161389.6A 2021-05-25 2022-03-10 Tool for mechanical drilling, in particular for the construction of tunnels, and its creation method Active EP4095349B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT202100013493 2021-05-25

Publications (3)

Publication Number Publication Date
EP4095349A1 EP4095349A1 (en) 2022-11-30
EP4095349B1 EP4095349B1 (en) 2024-01-31
EP4095349C0 true EP4095349C0 (en) 2024-01-31

Family

ID=77317341

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22161389.6A Active EP4095349B1 (en) 2021-05-25 2022-03-10 Tool for mechanical drilling, in particular for the construction of tunnels, and its creation method

Country Status (1)

Country Link
EP (1) EP4095349B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1237122A (en) * 1984-03-28 1988-05-24 William J. Salesky Rock bits having metallurgically bonded cutter inserts
DE19745164C2 (en) * 1997-10-11 2002-11-14 Betek Bergbau & Hartmetall Chisel with a chisel head and chisel shaft for a chisel holder
DE102010060453A1 (en) * 2010-11-09 2012-01-19 Gerd Elfgen Tool for machining of materials, particularly for surface processing, has supporting body movable rotatably by drive around rotational axis and multiple drill bits arranged at supporting body
EP2811114A1 (en) * 2013-06-06 2014-12-10 Caterpillar Global Mining Europe GmbH Tool support for cutting heads
US10036250B2 (en) * 2014-07-29 2018-07-31 Us Synthetic Corporation Ripping and scraping cutter tool assemblies, systems, and methods for a tunnel boring machine
CN109162725B (en) * 2018-09-27 2023-04-28 中铁工程装备集团有限公司 Laser spraying diamond hob ring and processing method thereof
CN112342367B (en) * 2020-10-15 2022-04-01 西安热工研究院有限公司 Composite reinforced shield tunneling machine cutter ring and technological method

Also Published As

Publication number Publication date
EP4095349B1 (en) 2024-01-31
EP4095349A1 (en) 2022-11-30

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