GB2383062B - Earth-boring bit - Google Patents

Earth-boring bit

Info

Publication number
GB2383062B
GB2383062B GB0305140A GB0305140A GB2383062B GB 2383062 B GB2383062 B GB 2383062B GB 0305140 A GB0305140 A GB 0305140A GB 0305140 A GB0305140 A GB 0305140A GB 2383062 B GB2383062 B GB 2383062B
Authority
GB
United Kingdom
Prior art keywords
earth
boring bit
boring
bit
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.)
Expired - Fee Related
Application number
GB0305140A
Other versions
GB2383062A (en
GB0305140D0 (en
Inventor
James A Larsen
Michael Allen Siracki
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.)
Smith International Inc
Original Assignee
Smith International Inc
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
Priority claimed from US09/266,567 external-priority patent/US6311793B1/en
Application filed by Smith International Inc filed Critical Smith International Inc
Publication of GB0305140D0 publication Critical patent/GB0305140D0/en
Publication of GB2383062A publication Critical patent/GB2383062A/en
Application granted granted Critical
Publication of GB2383062B publication Critical patent/GB2383062B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
    • 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
    • E21B10/08—Roller bits
    • E21B10/18—Roller 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
    • E21B10/00—Drill bits
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
GB0305140A 1999-03-11 2000-03-10 Earth-boring bit Expired - Fee Related GB2383062B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/266,567 US6311793B1 (en) 1999-03-11 1999-03-11 Rock bit nozzle and retainer assembly
GB0005910A GB2348658B (en) 1999-03-11 2000-03-10 Earth-boring bit

Publications (3)

Publication Number Publication Date
GB0305140D0 GB0305140D0 (en) 2003-04-09
GB2383062A GB2383062A (en) 2003-06-18
GB2383062B true GB2383062B (en) 2003-08-27

Family

ID=26243854

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0305138A Expired - Fee Related GB2384014B (en) 1999-03-11 2000-03-10 Earth-boring bit and nozzle
GB0305140A Expired - Fee Related GB2383062B (en) 1999-03-11 2000-03-10 Earth-boring bit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0305138A Expired - Fee Related GB2384014B (en) 1999-03-11 2000-03-10 Earth-boring bit and nozzle

Country Status (1)

Country Link
GB (2) GB2384014B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7040423B2 (en) 2004-02-26 2006-05-09 Smith International, Inc. Nozzle bore for high flow rates
US7694608B2 (en) 2005-12-20 2010-04-13 Smith International, Inc. Method of manufacturing a matrix body drill bit
WO2007100857A2 (en) * 2006-02-28 2007-09-07 Vortexx Group, Inc. Nozzle that produce angular momentum and methods for making and using same
CN110500037A (en) * 2019-09-16 2019-11-26 陕西延长石油（集团）有限责任公司 A kind of drill bit and method obtaining shaft bottom landwaste with brill

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5494124A (en) * 1993-10-08 1996-02-27 Vortexx Group, Inc. Negative pressure vortex nozzle

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5494124A (en) * 1993-10-08 1996-02-27 Vortexx Group, Inc. Negative pressure vortex nozzle
US5632349A (en) * 1993-10-08 1997-05-27 Dove; Norval R. Vortex drill bit

Also Published As

Publication number Publication date
GB0305138D0 (en) 2003-04-09
GB2383062A (en) 2003-06-18
GB0305140D0 (en) 2003-04-09
GB2384014B (en) 2003-10-01
GB2384014A (en) 2003-07-16

Similar Documents

Publication Publication Date Title
GB2345930B (en) Earth-boring drill bit
GB2351513B (en) Bi-center drill bit
GB2348658B (en) Earth-boring bit
GB2357534B (en) Drill bit
GB2355744B (en) Drillout bi-center bit
GB0209760D0 (en) Steerable drill string
GB9904380D0 (en) Drilling method
EP1153200A4 (en) Rock boring device
GB2364079B (en) Drill bits
GB2352748B (en) Drill bit
GB2362905B (en) Earth-boring bit
GB2347701B (en) Drill bit
GB2349661B (en) Inclined leg earth-boring bit
ZA99552B (en) Improved earth-boring bit.
AU6299299A (en) Drill bits
GB0008838D0 (en) Downhole tool
GB2383062B (en) Earth-boring bit
GB2399373B (en) Earth-boring bit
GB2376490B (en) Bi-Centre drill bit
GB2384266B (en) Drill bit
GB0028049D0 (en) Drill
AU136960S (en) Drill bit
GB9907750D0 (en) Wells
PL110220U1 (en) Drill
ZA200002231B (en) Dril rig.

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120310