CA2037480A1 - Faisceau de trepans comportant des discontinuites - Google Patents

Faisceau de trepans comportant des discontinuites

Info

Publication number: CA2037480A1
Authority: CA; Canada
Prior art keywords: discontinuity; drill bit; array; cutting; discontinuities
Prior art date: 1990-03-06
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.): Abandoned

Application number

CA002037480A

Other languages

English (en)

Inventor

Jacob Chow

Ralph M. Horton

Mark L. Jones

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.)

Saint Gobain Abrasives Inc

Original Assignee

Norton 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.)

1990-03-06

Filing date

1991-03-04

Publication date

1991-09-07

1991-03-04 Application filed by Norton Co filed Critical Norton Co

1991-09-07 Publication of CA2037480A1 publication Critical patent/CA2037480A1/fr

Status Abandoned legal-status Critical Current

Links

238000005520 cutting process Methods 0.000 title claims abstract description 67
238000003491 array Methods 0.000 claims abstract description 38
239000011159 matrix material Substances 0.000 claims description 28
230000015572 biosynthetic process Effects 0.000 claims description 15
238000005553 drilling Methods 0.000 claims description 6
230000001154 acute effect Effects 0.000 claims 4
239000010432 diamond Substances 0.000 description 13
238000005755 formation reaction Methods 0.000 description 13
230000035882 stress Effects 0.000 description 13
229910003460 diamond Inorganic materials 0.000 description 11
239000011230 binding agent Substances 0.000 description 10
UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 9
239000000843 powder Substances 0.000 description 7
230000008646 thermal stress Effects 0.000 description 7
239000000956 alloy Substances 0.000 description 6
229910045601 alloy Inorganic materials 0.000 description 6
238000000034 method Methods 0.000 description 5
238000000576 coating method Methods 0.000 description 4
239000000463 material Substances 0.000 description 4
230000032798 delamination Effects 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 2
230000015556 catabolic process Effects 0.000 description 2
239000011248 coating agent Substances 0.000 description 2
238000001816 cooling Methods 0.000 description 2
229910052802 copper Inorganic materials 0.000 description 2
239000010949 copper Substances 0.000 description 2
238000006731 degradation reaction Methods 0.000 description 2
230000001066 destructive effect Effects 0.000 description 2
230000004907 flux Effects 0.000 description 2
230000008595 infiltration Effects 0.000 description 2
238000001764 infiltration Methods 0.000 description 2
239000000203 mixture Substances 0.000 description 2
239000011435 rock Substances 0.000 description 2
239000010959 steel Substances 0.000 description 2
235000003934 Abelmoschus esculentus Nutrition 0.000 description 1
240000004507 Abelmoschus esculentus Species 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
108091007416 X-inactive specific transcript Proteins 0.000 description 1
108091035715 XIST (gene) Proteins 0.000 description 1
238000005299 abrasion Methods 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
230000009471 action Effects 0.000 description 1
238000007792 addition Methods 0.000 description 1
230000004888 barrier function Effects 0.000 description 1
239000011324 bead Substances 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000000919 ceramic Substances 0.000 description 1
230000006378 damage Effects 0.000 description 1
230000037430 deletion Effects 0.000 description 1
238000012217 deletion Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000013461 design Methods 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000002708 enhancing effect Effects 0.000 description 1
229910002804 graphite Inorganic materials 0.000 description 1
239000010439 graphite Substances 0.000 description 1
238000007731 hot pressing Methods 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000035515 penetration Effects 0.000 description 1
230000002028 premature Effects 0.000 description 1
238000009877 rendering Methods 0.000 description 1
230000007480 spreading Effects 0.000 description 1
238000003892 spreading Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000000758 substrate Substances 0.000 description 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
- E21B10/485—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type with inserts in form of chisels, blades or the like

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)

CA002037480A 1990-03-06 1991-03-04 Faisceau de trepans comportant des discontinuites Abandoned CA2037480A1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US49004190A	1990-03-06	1990-03-06
US490,041		1990-03-06

Publications (1)

Publication Number	Publication Date
CA2037480A1 true CA2037480A1 (fr)	1991-09-07

Family

ID=23946370

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002037480A Abandoned CA2037480A1 (fr)	1990-03-06	1991-03-04	Faisceau de trepans comportant des discontinuites

Country Status (5)

Country	Link
EP (1)	EP0446765B1 (fr)
AU (1)	AU640749B2 (fr)
CA (1)	CA2037480A1 (fr)
DE (1)	DE69109160T2 (fr)
NO (1)	NO910866L (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6929079B2 (en)	2003-02-21	2005-08-16	Smith International, Inc.	Drill bit cutter element having multiple cusps
US6883624B2 (en)	2003-01-31	2005-04-26	Smith International, Inc.	Multi-lobed cutter element for drill bit
US7690442B2 (en)	2005-05-17	2010-04-06	Smith International, Inc.	Drill bit and cutting inserts for hard/abrasive formations
US7757789B2 (en)	2005-06-21	2010-07-20	Smith International, Inc.	Drill bit and insert having bladed interface between substrate and coating
US7743855B2 (en)	2006-09-05	2010-06-29	Smith International, Inc.	Drill bit with cutter element having multifaceted, slanted top cutting surface
US7631709B2 (en)	2007-01-03	2009-12-15	Smith International, Inc.	Drill bit and cutter element having chisel crest with protruding pilot portion
US8205692B2 (en)	2007-01-03	2012-06-26	Smith International, Inc.	Rock bit and inserts with a chisel crest having a broadened region
US7798258B2 (en)	2007-01-03	2010-09-21	Smith International, Inc.	Drill bit with cutter element having crossing chisel crests
US7686106B2 (en)	2007-01-03	2010-03-30	Smith International, Inc.	Rock bit and inserts with wear relief grooves
US8607899B2 (en)	2011-02-18	2013-12-17	National Oilwell Varco, L.P.	Rock bit and cutter teeth geometries
US20140182947A1 (en)	2012-12-28	2014-07-03	Smith International, Inc.	Cutting insert for percussion drill bit
EP3117065A4 (fr) *	2014-03-11	2017-12-27	Varel International, Ind., L.P.	Trépans à matrice courte et méthodologies de fabrication de trépans à matrice courte
WO2017123562A1 (fr)	2016-01-13	2017-07-20	Schlumberger Technology Corporation	Plaquette à ciseau coudé

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0233851B1 (fr) *	1986-02-19	1990-11-28	Strata Bit Corporation	Elément de coupe comprenant un matériau composite brasé sur un boulon

1991
- 1991-03-04 CA CA002037480A patent/CA2037480A1/fr not_active Abandoned
- 1991-03-05 NO NO91910866A patent/NO910866L/no unknown
- 1991-03-05 AU AU72617/91A patent/AU640749B2/en not_active Expired - Fee Related
- 1991-03-05 EP EP91103334A patent/EP0446765B1/fr not_active Expired - Lifetime
- 1991-03-05 DE DE69109160T patent/DE69109160T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
DE69109160T2 (de)	1995-08-31
AU640749B2 (en)	1993-09-02
AU7261791A (en)	1991-09-12
EP0446765A1 (fr)	1991-09-18
DE69109160D1 (de)	1995-06-01
NO910866D0 (no)	1991-03-05
NO910866L (no)	1991-09-09
EP0446765B1 (fr)	1995-04-26

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Legal Events

Date	Code	Title	Description
1992-03-31	EEER	Examination request
1994-09-06	FZDE	Discontinued