EP1191000A3 - Mèche rotative - Google Patents

Mèche rotative Download PDF

Info

Publication number
EP1191000A3
EP1191000A3 EP01307636A EP01307636A EP1191000A3 EP 1191000 A3 EP1191000 A3 EP 1191000A3 EP 01307636 A EP01307636 A EP 01307636A EP 01307636 A EP01307636 A EP 01307636A EP 1191000 A3 EP1191000 A3 EP 1191000A3
Authority
EP
European Patent Office
Prior art keywords
drill bit
cutters
rotary drill
rings
different
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
Application number
EP01307636A
Other languages
German (de)
English (en)
Other versions
EP1191000B1 (fr
EP1191000A2 (fr
Inventor
Peter Raymond Hughes
Nigel Dennis Griffin
Terry R. Matthias
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.)
ReedHycalog UK Ltd
Original Assignee
Camco International UK Ltd
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 Camco International UK Ltd filed Critical Camco International UK Ltd
Priority to DE60103711T priority Critical patent/DE60103711T2/de
Priority to EP01307636A priority patent/EP1191000B1/fr
Publication of EP1191000A2 publication Critical patent/EP1191000A2/fr
Publication of EP1191000A3 publication Critical patent/EP1191000A3/fr
Application granted granted Critical
Publication of EP1191000B1 publication Critical patent/EP1191000B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/006—Drill bits providing a cutting edge which is self-renewable during drilling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
EP01307636A 2000-09-20 2001-09-07 Mèche rotative Expired - Lifetime EP1191000B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE60103711T DE60103711T2 (de) 2000-09-20 2001-09-07 Rotationsbohrerspitze
EP01307636A EP1191000B1 (fr) 2000-09-20 2001-09-07 Mèche rotative

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US23407500P 2000-09-20 2000-09-20
US234075P 2000-09-20
US28105401P 2001-04-02 2001-04-02
US281054P 2001-04-02
EP01307636A EP1191000B1 (fr) 2000-09-20 2001-09-07 Mèche rotative

Publications (3)

Publication Number Publication Date
EP1191000A2 EP1191000A2 (fr) 2002-03-27
EP1191000A3 true EP1191000A3 (fr) 2002-04-03
EP1191000B1 EP1191000B1 (fr) 2004-06-09

Family

ID=43030548

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01307636A Expired - Lifetime EP1191000B1 (fr) 2000-09-20 2001-09-07 Mèche rotative

Country Status (2)

Country Link
EP (1) EP1191000B1 (fr)
DE (1) DE60103711T2 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0546725A1 (fr) * 1991-11-30 1993-06-16 Camco Drilling Group Limited Eléments de coupe pour trépan
WO2000028106A1 (fr) * 1998-11-10 2000-05-18 Kennametal Inc. Element a diamant polycristallin et procede de fabrication associe

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0546725A1 (fr) * 1991-11-30 1993-06-16 Camco Drilling Group Limited Eléments de coupe pour trépan
WO2000028106A1 (fr) * 1998-11-10 2000-05-18 Kennametal Inc. Element a diamant polycristallin et procede de fabrication associe

Also Published As

Publication number Publication date
EP1191000B1 (fr) 2004-06-09
DE60103711D1 (de) 2004-07-15
EP1191000A2 (fr) 2002-03-27
DE60103711T2 (de) 2005-06-30

Similar Documents

Publication Publication Date Title
TW434068B (en) Drill
ZA200107622B (en) Polycrystalline diamond cutters with working surfaces having varied wear resistance while maintaining impact strength
ATE292739T1 (de) Bohrmeissel, hartwerkstoff und meisselkörper
CA2351248A1 (fr) Systeme de forage a couple equilibre
SE0000688L (sv) Bergborrkrona samt förfarande för dess tillverkning
EP1125664A3 (fr) Outil de forage pour pierre
WO2001038683A3 (fr) Procede de fabrication de taillants pour forage de roche a percussion et taillant pour forage de roche et bosses a cet effet
CA2200726A1 (fr) Fleuret de perforatrice et elements de coupe rapportes
SE9803997D0 (sv) A drill bit and a button
WO2003001020A3 (fr) Insert de trepan de decoupage de plafond monolithique
EP1260338A3 (fr) Foret hélicoidal
BE1014019A5 (fr) Trepan de forage a limitation du deplacement lateral et procede de forage souterrain.
WO2001066899A3 (fr) Outil de forage de roche
SE9900738D0 (sv) Tool for wood working
EP1338377A3 (fr) Appareil de perçage pour l'usinage d'éléments de bois ou similaires et broche porte-outil associée
USD531650S1 (en) High speed drill bit for mortar
USD508061S1 (en) Shank adapter of rock drilling machine
YU88402A (sh) Specijalna burgija
DE69001735D1 (de) Schneidewerkzeuge wie bohrer, reibahlen, schaftfraesen und dgl.
ZA200107479B (en) Rotary drill bit.
EP1191000A3 (fr) Mèche rotative
ATE369239T1 (de) Zylinderkopfbohrer mit hartmetallschneiden
WO1999006667A3 (fr) Foret rotatif a denture en crochet
ATE365603T1 (de) Bohrhammerschneideinsatz
AU2001294389A1 (en) Hard metal body with hardness gradient, such as punching tools

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

Kind code of ref document: A2

Designated state(s): BE DE FR GB IE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

RIC1 Information provided on ipc code assigned before grant

Free format text: 7C 04B 35/52 A, 7C 04B 41/53 B, 7B 23B 27/14 B, 7B 23B 27/20 B, 7E 21B 10/60 B

17P Request for examination filed

Effective date: 20020325

AKX Designation fees paid

Free format text: BE DE FR GB IE

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): BE DE FR GB IE

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 60103711

Country of ref document: DE

Date of ref document: 20040715

Kind code of ref document: P

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20050310

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 16

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 17

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 18

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IE

Payment date: 20190910

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 20190716

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20200826

Year of fee payment: 20

Ref country code: DE

Payment date: 20200826

Year of fee payment: 20

Ref country code: FR

Payment date: 20200812

Year of fee payment: 20

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20200930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200930

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200907

REG Reference to a national code

Ref country code: DE

Ref legal event code: R071

Ref document number: 60103711

Country of ref document: DE

REG Reference to a national code

Ref country code: GB

Ref legal event code: PE20

Expiry date: 20210906

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION

Effective date: 20210906