CA2305831A1 - Trepan a dents comprenant des elements de coupe secondaires, les dents presentant une geometrie qui reduit les contraintes - Google Patents

Trepan a dents comprenant des elements de coupe secondaires, les dents presentant une geometrie qui reduit les contraintes Download PDF

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Publication number
CA2305831A1
CA2305831A1 CA 2305831 CA2305831A CA2305831A1 CA 2305831 A1 CA2305831 A1 CA 2305831A1 CA 2305831 CA2305831 CA 2305831 CA 2305831 A CA2305831 A CA 2305831A CA 2305831 A1 CA2305831 A1 CA 2305831A1
Authority
CA
Canada
Prior art keywords
tooth
drill bit
rolling cutter
secondary cutting
cutting edge
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.)
Abandoned
Application number
CA 2305831
Other languages
English (en)
Inventor
Adrian Vuyk Jr.
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.)
Camco International Inc
Original Assignee
Camco 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
Application filed by Camco International Inc filed Critical Camco International Inc
Publication of CA2305831A1 publication Critical patent/CA2305831A1/fr
Abandoned legal-status Critical Current

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  • Earth Drilling (AREA)
CA 2305831 1999-04-15 2000-04-14 Trepan a dents comprenant des elements de coupe secondaires, les dents presentant une geometrie qui reduit les contraintes Abandoned CA2305831A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12942999P 1999-04-15 1999-04-15
US60/129,429 1999-04-15

Publications (1)

Publication Number Publication Date
CA2305831A1 true CA2305831A1 (fr) 2000-10-15

Family

ID=22439893

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2305831 Abandoned CA2305831A1 (fr) 1999-04-15 2000-04-14 Trepan a dents comprenant des elements de coupe secondaires, les dents presentant une geometrie qui reduit les contraintes

Country Status (1)

Country Link
CA (1) CA2305831A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2395739A (en) * 2001-08-16 2004-06-02 Smith International A method of forming milled teeth on a milled tooth roller cone rock bit
US6948403B2 (en) 2001-08-16 2005-09-27 Smith International Bowed crests for milled tooth bits
CN114562212A (zh) * 2022-02-25 2022-05-31 中石化江钻石油机械有限公司 一种壳体防磨损的牙轮制造方法及牙轮钻头

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2395739A (en) * 2001-08-16 2004-06-02 Smith International A method of forming milled teeth on a milled tooth roller cone rock bit
GB2395739B (en) * 2001-08-16 2005-02-02 Smith International Bowed crests for milled tooth bits
US6948403B2 (en) 2001-08-16 2005-09-27 Smith International Bowed crests for milled tooth bits
CN114562212A (zh) * 2022-02-25 2022-05-31 中石化江钻石油机械有限公司 一种壳体防磨损的牙轮制造方法及牙轮钻头

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Legal Events

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