NL7014012A - - Google Patents
Info
- Publication number
- NL7014012A NL7014012A NL7014012A NL7014012A NL7014012A NL 7014012 A NL7014012 A NL 7014012A NL 7014012 A NL7014012 A NL 7014012A NL 7014012 A NL7014012 A NL 7014012A NL 7014012 A NL7014012 A NL 7014012A
- Authority
- NL
- Netherlands
Links
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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1042—Elastomer protector or centering means
- E21B17/105—Elastomer protector or centering means split type
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)
- Clamps And Clips (AREA)
- Springs (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US86028869A | 1969-09-23 | 1969-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7014012A true NL7014012A (xx) | 1971-03-25 |
Family
ID=25332887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7014012A NL7014012A (xx) | 1969-09-23 | 1970-09-22 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3592515A (xx) |
| AT (1) | AT299853B (xx) |
| AU (1) | AU1997270A (xx) |
| CA (1) | CA922304A (xx) |
| DE (1) | DE2046422A1 (xx) |
| FR (1) | FR2062968B1 (xx) |
| NL (1) | NL7014012A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3894779A (en) * | 1973-09-13 | 1975-07-15 | Hydril Co | Pipe protector with perforated metal sheet insert |
| US4484785A (en) * | 1981-04-27 | 1984-11-27 | Sperry-Sun, Inc. | Tubing protector |
| GB2299598B (en) * | 1995-04-07 | 1999-03-17 | Weatherford Lamb | Apparatus for use in a wellbore |
| US5833019A (en) * | 1996-11-27 | 1998-11-10 | Pegasus International Inc. | Pipe protector |
| US5833018A (en) * | 1996-12-20 | 1998-11-10 | Pegasus International Inc. | Drill pipe/casing protector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA548820A (en) * | 1957-11-12 | Maurer Albrecht | Elastically deformable radial clamping-element | |
| US3051532A (en) * | 1958-11-20 | 1962-08-28 | Charles H Collett | Well pipe protector |
| US3094360A (en) * | 1961-01-27 | 1963-06-18 | Charles H Collett | Split protector for well pipe |
| US3425757A (en) * | 1968-01-17 | 1969-02-04 | Minor Burt S | Split drill pipe protector |
-
1969
- 1969-09-23 US US860288A patent/US3592515A/en not_active Expired - Lifetime
-
1970
- 1970-09-15 AU AU19972/70A patent/AU1997270A/en not_active Expired
- 1970-09-17 CA CA093391A patent/CA922304A/en not_active Expired
- 1970-09-18 AT AT846370A patent/AT299853B/de not_active IP Right Cessation
- 1970-09-19 DE DE19702046422 patent/DE2046422A1/de active Pending
- 1970-09-22 NL NL7014012A patent/NL7014012A/xx unknown
- 1970-09-23 FR FR7034411A patent/FR2062968B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU1997270A (en) | 1972-03-16 |
| US3592515A (en) | 1971-07-13 |
| CA922304A (en) | 1973-03-06 |
| FR2062968A1 (xx) | 1971-07-02 |
| DE2046422A1 (de) | 1971-04-15 |
| AT299853B (de) | 1972-07-10 |
| FR2062968B1 (xx) | 1973-12-07 |