ZA731752B - An improved well drilling tool - Google Patents

An improved well drilling tool

Info

Publication number: ZA731752B
Authority: ZA; South Africa
Prior art keywords: drilling tool; well drilling; improved well; improved; tool
Prior art date: 1972-07-25

Application number

ZA731752A

Inventor

G King

Original Assignee

Atlantic Richfield 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.)

1972-07-25

Filing date

1973-03-13

Publication date

1973-12-19

1973-03-13 Application filed by Atlantic Richfield Co filed Critical Atlantic Richfield Co

1973-12-19 Publication of ZA731752B publication Critical patent/ZA731752B/en

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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/003—Bearing, sealing, lubricating details

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)

ZA731752A 1972-07-25 1973-03-13 An improved well drilling tool ZA731752B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US27497772A	1972-07-25	1972-07-25

Publications (1)

Publication Number	Publication Date
ZA731752B true ZA731752B (en)	1973-12-19

Family

ID=23050373

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA731752A ZA731752B (en)	1972-07-25	1973-03-13	An improved well drilling tool

Country Status (3)

Country	Link
AU (1)	AU5347273A (en)
OA (1)	OA04357A (en)
ZA (1)	ZA731752B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU574769B2 (en) *	1984-03-22	1988-07-14	Meldrum, R.A.	Non-continuous down hole drill
GB9405666D0 (en) *	1994-03-22	1994-05-11	Neyrfor Weir Ltd	Stabilisation devices for drill motors

1973
- 1973-03-13 ZA ZA731752A patent/ZA731752B/en unknown
- 1973-03-19 AU AU53472/73A patent/AU5347273A/en not_active Expired
- 1973-03-24 OA OA54865A patent/OA04357A/en unknown

Also Published As

Publication number	Publication date
AU5347273A (en)	1974-09-19
OA04357A (en)	1980-01-31

Similar Documents

Publication	Publication Date	Title
AU476593B2 (en)	1976-09-30	Mine tool
ZA738037B (en)	1975-07-30	Drill screw
GB1403137A (en)	1975-08-13	Impacting tool
ZA732761B (en)	1974-04-24	Drill bit seal
ZA733960B (en)	1974-05-29	Excavating tool device
MY7500158A (en)	1975-12-31	A logging-while drilling tool
ZA726260B (en)	1973-06-27	Drill guide
ZA73720B (en)	1973-10-31	Percussion bits
ZA717492B (en)	1972-10-25	Eccentric drill tool
CA960209A (en)	1974-12-31	Earth drilling machine
CS181722B2 (en)	1978-03-31	Twist drill
AU5602573A (en)	1975-01-09	Cutting tool cutting tool
CA986752A (en)	1976-04-06	Hammer drill
AU5232173A (en)	1974-08-22	Pressure-fluid-operated tools
GB1415026A (en)	1975-11-26	Gooving machine tool
AU6345773A (en)	1975-06-12	Percussion drill
AU5520373A (en)	1974-11-07	Rock drills
ZA731752B (en)	1973-12-19	An improved well drilling tool
SU578420A1 (en)	1977-10-30	Drill bit
GB1409787A (en)	1975-10-15	Drill chucks
GB1404002A (en)	1975-08-28	Puller tool
SU570685A1 (en)	1977-08-30	Drilling machine
ZA725471B (en)	1973-04-25	Drill bit
ZA726020B (en)	1973-12-19	Percussive drill connection
CA917403A (en)	1972-12-26	Well drilling