EP0234697A3 - Cutter - Google Patents
CutterInfo
- Publication number
- EP0234697A3 EP0234697A3 EP87300311A EP87300311A EP0234697A3 EP 0234697 A3 EP0234697 A3 EP 0234697A3 EP 87300311 A EP87300311 A EP 87300311A EP 87300311 A EP87300311 A EP 87300311A EP 0234697 A3 EP0234697 A3 EP 0234697A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- cutter
- cutting blades
- body member
- oil well
- well bores
- 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- Withdrawn
Links
- 239000003129 oil well Substances 0.000 abstract 2
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
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/002—Cutting, e.g. milling, a pipe with a cutter rotating along the circumference of the pipe
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8601110 | 1986-01-17 | ||
GB868601110A GB8601110D0 (en) | 1986-01-17 | 1986-01-17 | Cutter |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0234697A2 EP0234697A2 (en) | 1987-09-02 |
EP0234697A3 true EP0234697A3 (en) | 1988-11-30 |
Family
ID=10591532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87300311A Withdrawn EP0234697A3 (en) | 1986-01-17 | 1987-01-15 | Cutter |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0234697A3 (en) |
GB (1) | GB8601110D0 (en) |
NO (1) | NO870198L (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4978260A (en) * | 1986-01-06 | 1990-12-18 | Tri-State Oil Tools, Inc. | Cutting tool for removing materials from well bore |
EP0341073A1 (en) * | 1988-05-06 | 1989-11-08 | Smith International, Inc. | Pipe milling tool blade and method of dressing same |
US5010967A (en) * | 1989-05-09 | 1991-04-30 | Smith International, Inc. | Milling apparatus with replaceable blades |
US8327957B2 (en) | 2010-06-24 | 2012-12-11 | Baker Hughes Incorporated | Downhole cutting tool having center beveled mill blade |
US8434572B2 (en) | 2010-06-24 | 2013-05-07 | Baker Hughes Incorporated | Cutting elements for downhole cutting tools |
US8936109B2 (en) | 2010-06-24 | 2015-01-20 | Baker Hughes Incorporated | Cutting elements for cutting tools |
US9151120B2 (en) | 2012-06-04 | 2015-10-06 | Baker Hughes Incorporated | Face stabilized downhole cutting tool |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2034074A (en) * | 1934-10-06 | 1936-03-17 | Jesse C Wright | Well drill |
US2833520A (en) * | 1957-01-07 | 1958-05-06 | Robert G Owen | Annular mill for use in oil wells |
US2846193A (en) * | 1957-01-07 | 1958-08-05 | Chadderdon Jack | Milling cutter for use in oil wells |
US2855994A (en) * | 1956-07-23 | 1958-10-14 | Jr Archer W Kammerer | Milling apparatus |
US2904313A (en) * | 1957-03-12 | 1959-09-15 | Lorenzer D V Wisenbaker | Key-seat reamer |
FR1249499A (en) * | 1959-11-19 | 1960-12-30 | Europ De Turboforage Soc | ground drilling equipment |
US3110084A (en) * | 1958-08-15 | 1963-11-12 | Robert B Kinzbach | Piloted milling tool |
US3114416A (en) * | 1961-11-13 | 1963-12-17 | Archer W Kammerer | Liner hanger and liner milling tool |
US3429387A (en) * | 1967-03-06 | 1969-02-25 | Cicero C Brown | Pump out drill bit |
EP0086582A1 (en) * | 1982-01-27 | 1983-08-24 | The Red Baron (Oil Tools Rental) Limited | Oil well packer retriever |
-
1986
- 1986-01-17 GB GB868601110A patent/GB8601110D0/en active Pending
-
1987
- 1987-01-15 EP EP87300311A patent/EP0234697A3/en not_active Withdrawn
- 1987-01-16 NO NO870198A patent/NO870198L/en unknown
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2034074A (en) * | 1934-10-06 | 1936-03-17 | Jesse C Wright | Well drill |
US2855994A (en) * | 1956-07-23 | 1958-10-14 | Jr Archer W Kammerer | Milling apparatus |
US2833520A (en) * | 1957-01-07 | 1958-05-06 | Robert G Owen | Annular mill for use in oil wells |
US2846193A (en) * | 1957-01-07 | 1958-08-05 | Chadderdon Jack | Milling cutter for use in oil wells |
US2904313A (en) * | 1957-03-12 | 1959-09-15 | Lorenzer D V Wisenbaker | Key-seat reamer |
US3110084A (en) * | 1958-08-15 | 1963-11-12 | Robert B Kinzbach | Piloted milling tool |
FR1249499A (en) * | 1959-11-19 | 1960-12-30 | Europ De Turboforage Soc | ground drilling equipment |
US3114416A (en) * | 1961-11-13 | 1963-12-17 | Archer W Kammerer | Liner hanger and liner milling tool |
US3429387A (en) * | 1967-03-06 | 1969-02-25 | Cicero C Brown | Pump out drill bit |
EP0086582A1 (en) * | 1982-01-27 | 1983-08-24 | The Red Baron (Oil Tools Rental) Limited | Oil well packer retriever |
Non-Patent Citations (1)
Title |
---|
Petroleum Engineer International, Vol. 51, No. 3, March 1979, pages 60-70; Dallas, Texas, US, W.S. CAGLE: "Improved casing sidetrack procedure now cuts wider, longer windows", whole article. * |
Also Published As
Publication number | Publication date |
---|---|
NO870198D0 (en) | 1987-01-16 |
GB8601110D0 (en) | 1986-02-19 |
EP0234697A2 (en) | 1987-09-02 |
NO870198L (en) | 1987-07-20 |
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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 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE GB NL |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE GB NL |
|
17P | Request for examination filed |
Effective date: 19890117 |
|
17Q | First examination report despatched |
Effective date: 19891030 |
|
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 |
|
18D | Application deemed to be withdrawn |
Effective date: 19900510 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: WINTERROWD, KENNETH WALTER Inventor name: HARVEY, HAROLD HARRY, JR. Inventor name: LYNDE, GERALD DAVID |