EP0234697A3 - Schneider - Google Patents

Schneider

Info

Publication number: EP0234697A3
Authority: EP; European Patent Office
Prior art keywords: cutter; cutting blades; body member; oil well; well bores
Prior art date: 1986-01-17
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP87300311A

Other languages

English (en)

French (fr)

Other versions

EP0234697A2 (de

Inventor

Gerald David Lynde

Kenneth Walter Winterrowd

Harold Harry Harvey, 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.)

Tri State Oil Tool UK Ltd

Original Assignee

Tri State Oil Tool UK Ltd

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.)

1986-01-17

Filing date

1987-01-15

Publication date

1988-11-30

1987-01-15 Application filed by Tri State Oil Tool UK Ltd filed Critical Tri State Oil Tool UK Ltd

1987-09-02 Publication of EP0234697A2 publication Critical patent/EP0234697A2/de

1988-11-30 Publication of EP0234697A3 publication Critical patent/EP0234697A3/de

Status Withdrawn legal-status Critical Current

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)
Earth Drilling (AREA)
Processing Of Stones Or Stones Resemblance Materials (AREA)

EP87300311A 1986-01-17 1987-01-15 Schneider Withdrawn EP0234697A3 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB868601110A GB8601110D0 (en)	1986-01-17	1986-01-17	Cutter
GB8601110		1986-01-17

Publications (2)

Publication Number	Publication Date
EP0234697A2 EP0234697A2 (de)	1987-09-02
EP0234697A3 true EP0234697A3 (de)	1988-11-30

Family

ID=10591532

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP87300311A Withdrawn EP0234697A3 (de)	1986-01-17	1987-01-15	Schneider

Country Status (3)

Country	Link
EP (1)	EP0234697A3 (de)
GB (1)	GB8601110D0 (de)
NO (1)	NO870198L (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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 (de) *	1988-05-06	1989-11-08	Smith International, Inc.	Blatt für ein Rohrschneidwerkzeug und Verfahren zu dessen Herrichtung
US5010967A (en) *	1989-05-09	1991-04-30	Smith International, Inc.	Milling apparatus with replaceable blades
US8936109B2 (en)	2010-06-24	2015-01-20	Baker Hughes Incorporated	Cutting elements for cutting tools
US8434572B2 (en)	2010-06-24	2013-05-07	Baker Hughes Incorporated	Cutting elements for downhole cutting tools
US8327957B2 (en)	2010-06-24	2012-12-11	Baker Hughes Incorporated	Downhole cutting tool having center beveled mill blade
US9151120B2 (en)	2012-06-04	2015-10-06	Baker Hughes Incorporated	Face stabilized downhole cutting tool

Citations (10)

* Cited by examiner, † Cited by third party
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 (fr) *	1959-11-19	1960-12-30	Europ De Turboforage Soc	équipement pour le forage du sol
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 (de) *	1982-01-27	1983-08-24	The Red Baron (Oil Tools Rental) Limited	Vorrichtung zur Entfernung von Packern aus Erdölbohrlöchern

1986
- 1986-01-17 GB GB868601110A patent/GB8601110D0/en active Pending
1987
- 1987-01-15 EP EP87300311A patent/EP0234697A3/de not_active Withdrawn
- 1987-01-16 NO NO870198A patent/NO870198L/no unknown

Patent Citations (10)

* Cited by examiner, † Cited by third party
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 (fr) *	1959-11-19	1960-12-30	Europ De Turboforage Soc	équipement pour le forage du sol
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 (de) *	1982-01-27	1983-08-24	The Red Baron (Oil Tools Rental) Limited	Vorrichtung zur Entfernung von Packern aus Erdölbohrlöchern

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
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 (no)	1987-01-16
EP0234697A2 (de)	1987-09-02
NO870198L (no)	1987-07-20
GB8601110D0 (en)	1986-02-19

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Legal Events

Date	Code	Title	Description
1987-07-18	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
1987-09-02	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE GB NL
1988-10-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1988-11-30	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE GB NL
1989-03-22	17P	Request for examination filed	Effective date: 19890117
1989-12-13	17Q	First examination report despatched	Effective date: 19891030
1990-09-20	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
1990-11-07	18D	Application deemed to be withdrawn	Effective date: 19900510
2007-08-08	RIN1	Information on inventor provided before grant (corrected)	Inventor name: WINTERROWD, KENNETH WALTER Inventor name: HARVEY, HAROLD HARRY, JR. Inventor name: LYNDE, GERALD DAVID