ITTO20020945A1 - Elemento sinterizzato asimmetrico per punta da perforazione. - Google Patents
Elemento sinterizzato asimmetrico per punta da perforazione.Info
- Publication number
- ITTO20020945A1 ITTO20020945A1 IT000945A ITTO20020945A ITTO20020945A1 IT TO20020945 A1 ITTO20020945 A1 IT TO20020945A1 IT 000945 A IT000945 A IT 000945A IT TO20020945 A ITTO20020945 A IT TO20020945A IT TO20020945 A1 ITTO20020945 A1 IT TO20020945A1
- Authority
- IT
- Italy
- Prior art keywords
- sintered
- drilling point
- asymmetric element
- asymmetric
- drilling
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 1
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
- E21B10/08—Roller bits
- E21B10/16—Roller bits characterised by tooth form or arrangement
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34343001P | 2001-11-01 | 2001-11-01 | |
| US10/286,299 US7066288B2 (en) | 2001-11-01 | 2002-11-01 | Asymmetric compact for drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ITTO20020945A1 true ITTO20020945A1 (it) | 2003-05-02 |
Family
ID=23346084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT000945A ITTO20020945A1 (it) | 2001-11-01 | 2002-11-04 | Elemento sinterizzato asimmetrico per punta da perforazione. |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7066288B2 (it) |
| GB (1) | GB2381812B (it) |
| IT (1) | ITTO20020945A1 (it) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6390210B1 (en) * | 1996-04-10 | 2002-05-21 | Smith International, Inc. | Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty |
| US7096981B2 (en) * | 2001-11-01 | 2006-08-29 | Baker Hughes Incorporated | Alternating inclinations of compacts for drill bit |
| US20050109543A1 (en) * | 2003-07-01 | 2005-05-26 | George Witman | Cutting element arrangement for single roller cone bit |
| CN1304720C (zh) * | 2003-10-28 | 2007-03-14 | 江汉石油钻头股份有限公司 | 高强抗磨多牙轮钻头 |
| US7549490B2 (en) * | 2005-11-23 | 2009-06-23 | Smith International, Inc. | Arrangement of roller cone inserts |
| SA108290832B1 (ar) | 2007-12-21 | 2012-06-05 | بيكر هوغيس انكوربوريتد | مثقاب ذو أذرع توازن يستخدم في حفر الآبار |
| US7938204B2 (en) * | 2007-12-21 | 2011-05-10 | Baker Hughes Incorporated | Reamer with improved hydraulics for use in a wellbore |
| SA108290829B1 (ar) * | 2007-12-21 | 2012-01-24 | بيكر هوغيس انكوربوريتد | مثقاب ذو هيكل قطع متوازن يستخدم في حفر الآبار |
| US8281881B2 (en) * | 2008-03-11 | 2012-10-09 | Smith International, Inc. | Rolling cone drill bit having cutting elements with improved orientations |
| US8307920B2 (en) * | 2009-08-13 | 2012-11-13 | Baker Hughes Incorporated | Roller cone disk with shaped compacts |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4086973A (en) * | 1976-12-03 | 1978-05-02 | Dresser Industries, Inc. | Asymmetric insert for inner row of an earth boring cutter |
| US4334586A (en) * | 1980-06-05 | 1982-06-15 | Reed Rock Bit Company | Inserts for drilling bits |
| US4593777A (en) | 1983-02-22 | 1986-06-10 | Nl Industries, Inc. | Drag bit and cutters |
| US5172777A (en) * | 1991-09-26 | 1992-12-22 | Smith International, Inc. | Inclined chisel inserts for rock bits |
| US5697462A (en) * | 1995-06-30 | 1997-12-16 | Baker Hughes Inc. | Earth-boring bit having improved cutting structure |
| US5709278A (en) * | 1996-01-22 | 1998-01-20 | Dresser Industries, Inc. | Rotary cone drill bit with contoured inserts and compacts |
| US6390210B1 (en) * | 1996-04-10 | 2002-05-21 | Smith International, Inc. | Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty |
| US6059054A (en) * | 1996-06-21 | 2000-05-09 | Smith International, Inc. | Non-symmetrical stress-resistant rotary drill bit cutter element |
| US6241034B1 (en) | 1996-06-21 | 2001-06-05 | Smith International, Inc. | Cutter element with expanded crest geometry |
| US5813485A (en) * | 1996-06-21 | 1998-09-29 | Smith International, Inc. | Cutter element adapted to withstand tensile stress |
| GB2327443B (en) * | 1997-06-30 | 2001-12-19 | Smith International | Drill bit, cutting insert and method of manufacture |
| US6561293B2 (en) | 1997-09-04 | 2003-05-13 | Smith International, Inc. | Cutter element with non-linear, expanded crest |
| US6161634A (en) | 1997-09-04 | 2000-12-19 | Minikus; James C. | Cutter element with non-rectilinear crest |
| US6003623A (en) * | 1998-04-24 | 1999-12-21 | Dresser Industries, Inc. | Cutters and bits for terrestrial boring |
| US6412577B1 (en) * | 1998-08-31 | 2002-07-02 | Halliburton Energy Services Inc. | Roller-cone bits, systems, drilling methods, and design methods with optimization of tooth orientation |
| US6300623B1 (en) * | 1999-03-10 | 2001-10-09 | Melexis Nv | IR sensor with reflective calibration |
| US6443246B1 (en) * | 2000-11-02 | 2002-09-03 | Baker Hughes Incorporated | Long barrel inserts for earth-boring bit |
-
2002
- 2002-11-01 US US10/286,299 patent/US7066288B2/en not_active Expired - Lifetime
- 2002-11-01 GB GB0225590A patent/GB2381812B/en not_active Expired - Fee Related
- 2002-11-04 IT IT000945A patent/ITTO20020945A1/it unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2381812A (en) | 2003-05-14 |
| US7066288B2 (en) | 2006-06-27 |
| US20030079917A1 (en) | 2003-05-01 |
| GB2381812B (en) | 2005-11-23 |
| GB0225590D0 (en) | 2002-12-11 |
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