EP1127477A4 - DOWNHOLE PERFORATION PROCESS AND DEVICE - Google Patents

DOWNHOLE PERFORATION PROCESS AND DEVICE

Info

Publication number
EP1127477A4
EP1127477A4 EP99956719A EP99956719A EP1127477A4 EP 1127477 A4 EP1127477 A4 EP 1127477A4 EP 99956719 A EP99956719 A EP 99956719A EP 99956719 A EP99956719 A EP 99956719A EP 1127477 A4 EP1127477 A4 EP 1127477A4
Authority
EP
European Patent Office
Prior art keywords
hole drilling
drilling
hole
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.)
Withdrawn
Application number
EP99956719A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1127477A1 (en
Inventor
Juhani Valisalo
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.)
Numa Tool Co
Original Assignee
Numa Tool Co
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 Numa Tool Co filed Critical Numa Tool Co
Publication of EP1127477A1 publication Critical patent/EP1127477A1/en
Publication of EP1127477A4 publication Critical patent/EP1127477A4/en
Withdrawn legal-status Critical Current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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E21B7/208—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes using down-hole drives
    • 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
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
EP99956719A 1998-11-04 1999-10-28 DOWNHOLE PERFORATION PROCESS AND DEVICE Withdrawn EP1127477A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI982386A FI111408B (fi) 1998-11-04 1998-11-04 Menetelmä ja laite uppoporauksessa
FI982386 1998-11-04
PCT/US1999/025220 WO2000026576A1 (en) 1998-11-04 1999-10-28 Method and device in down-the-hole drilling

Publications (2)

Publication Number Publication Date
EP1127477A1 EP1127477A1 (en) 2001-08-29
EP1127477A4 true EP1127477A4 (en) 2002-10-09

Family

ID=8552839

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99956719A Withdrawn EP1127477A4 (en) 1998-11-04 1999-10-28 DOWNHOLE PERFORATION PROCESS AND DEVICE

Country Status (4)

Country Link
EP (1) EP1127477A4 (fi)
AU (1) AU1326300A (fi)
FI (1) FI111408B (fi)
WO (1) WO2000026576A1 (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1567724A2 (en) * 2002-12-02 2005-08-31 Bj Services Company Method and apparatus for sub-sea pile-driving
CA2861875C (en) 2012-01-20 2021-04-06 Ian SPEER Dual circulation drilling system
AU2013101495B4 (en) * 2012-01-20 2014-01-16 Strada Design Limited Dual Circulation Drilling System
FI126596B (fi) 2014-01-20 2017-02-28 Lehti Group Oy Teräkruunu
CA2978110C (en) * 2014-11-14 2022-08-23 Strada Design Limited Dual circulation fluid hammer drilling system
CN105443054B (zh) * 2015-12-12 2023-01-24 浙江陆特能源科技股份有限公司 超导地埋管垂直施工系统及其施工方法
FI20185061A1 (fi) 2018-01-23 2019-07-24 Mincon Nordic Oy Järjestely ja menetelmä maaputken asentamiseksi
CN109488202A (zh) * 2018-11-05 2019-03-19 云南建投第三建设有限公司 一种含漂卵石层的砂砾岩层桩基成孔施工工法
CN114279905B (zh) * 2021-12-30 2024-03-26 重庆大学 一种模拟钻孔钻屑产生的装置及方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1868400A (en) * 1929-09-17 1932-07-19 Fred N Stover Well digging apparatus
GB1232803A (fi) * 1968-07-12 1971-05-19
US3682260A (en) * 1969-05-30 1972-08-08 Gunter Klemm Rotary percussive drill and method
US3835943A (en) * 1972-02-25 1974-09-17 R Bray Drilling apparatus and adaptor assembly for such apparatus
US4183415A (en) * 1977-11-21 1980-01-15 Stenuick France Drilling apparatus
DE3905106A1 (de) * 1989-02-20 1990-08-23 Fritz Zimmermann Masch U Appar Tiefloch-bohrhammer mit wasserspueleinrichtung
US5427190A (en) * 1993-06-01 1995-06-27 Kencho Kobe Co., Ltd. Underground borer with down hammer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4828048A (en) * 1986-11-10 1989-05-09 Mayer James R Hydraulic Percussion tool
US4819746A (en) * 1987-01-13 1989-04-11 Minroc Technical Promotions Ltd. Reverse circulation down-the-hole hammer drill and bit therefor
US5396965A (en) * 1989-01-23 1995-03-14 Novatek Down-hole mud actuated hammer
US5803187A (en) * 1996-08-23 1998-09-08 Javins; Brooks H. Rotary-percussion drill apparatus and method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1868400A (en) * 1929-09-17 1932-07-19 Fred N Stover Well digging apparatus
GB1232803A (fi) * 1968-07-12 1971-05-19
US3682260A (en) * 1969-05-30 1972-08-08 Gunter Klemm Rotary percussive drill and method
US3835943A (en) * 1972-02-25 1974-09-17 R Bray Drilling apparatus and adaptor assembly for such apparatus
US4183415A (en) * 1977-11-21 1980-01-15 Stenuick France Drilling apparatus
DE3905106A1 (de) * 1989-02-20 1990-08-23 Fritz Zimmermann Masch U Appar Tiefloch-bohrhammer mit wasserspueleinrichtung
US5427190A (en) * 1993-06-01 1995-06-27 Kencho Kobe Co., Ltd. Underground borer with down hammer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0026576A1 *

Also Published As

Publication number Publication date
WO2000026576A1 (en) 2000-05-11
AU1326300A (en) 2000-05-22
FI982386A (fi) 2000-05-05
FI111408B (fi) 2003-07-15
EP1127477A1 (en) 2001-08-29
FI982386A0 (fi) 1998-11-04

Similar Documents

Publication Publication Date Title
GB2328233B (en) Drill bit and method
GB2384797B (en) Well drilling method and system
GB2345757B (en) Well logging apparatus and method
GB2350379B (en) Wellbore perforation method and apparatus
GB2344365B (en) Downhole sampling tool and method
EG21490A (en) Downhole monitoring method and device
EP1224999A4 (en) LASER BORING METHOD AND LASER DRILLING DEVICE
GB2344123B (en) Well logging method and apparatus
GB2330606B (en) Downhole tool and method
GB0026598D0 (en) Improved drilling methods and apparatus
GB2335685B (en) Apparatus for use in drilling and completion subsea wells
GB2338257B (en) Downhole cleaning device and method
GB2333111B (en) Apparatus and methods for use in subterranean wells
EP1389513A4 (en) DRILLING AND DRILLING
GB2343694B (en) Unlocking packer setting method and device
ZA985282B (en) Method and device for drilling holes
GB2336915B (en) Method and device
EP1127477A4 (en) DOWNHOLE PERFORATION PROCESS AND DEVICE
GB2370361B (en) Borehole survey method and apparatus
NO20003365D0 (no) Innretning og fremgangsmÕte for fresing gjennom en ledekile i et borehull
GB2373523B (en) Method and device for rotary well drilling
GB9828121D0 (en) Security method and device
GB9816363D0 (en) Device and method
IL126482A0 (en) Tunnel boring device and method
GB0025606D0 (en) Drilling method and apparatus

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

17P Request for examination filed

Effective date: 20010428

AK Designated contracting states

Kind code of ref document: A1

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

Kind code of ref document: A1

Designated state(s): GB SE

RIC1 Information provided on ipc code assigned before grant

Free format text: 7H 05B 1/00 A, 7E 21B 7/20 B

A4 Supplementary search report drawn up and despatched

Effective date: 20020822

AK Designated contracting states

Kind code of ref document: A4

Designated state(s): GB SE

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566

18D Application deemed to be withdrawn

Effective date: 20020501

RBV Designated contracting states (corrected)

Designated state(s): GB SE