DE206517C - - Google Patents
Info
- Publication number
- DE206517C DE206517C DENDAT206517D DE206517DA DE206517C DE 206517 C DE206517 C DE 206517C DE NDAT206517 D DENDAT206517 D DE NDAT206517D DE 206517D A DE206517D A DE 206517DA DE 206517 C DE206517 C DE 206517C
- Authority
- DE
- Germany
- Prior art keywords
- ribs
- rods
- rod
- hollow
- drill rod
- 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.)
- Active
Links
- 238000005553 drilling Methods 0.000 description 10
- 238000005452 bending Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
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)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE206517C true DE206517C (xx) |
Family
ID=468678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT206517D Active DE206517C (xx) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE206517C (xx) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE964311C (de) * | 1954-03-20 | 1957-05-23 | Wallram Hartmetall | Bohrwerkzeug mit durch Schaft an einem Bohrrohr oder einer Bohrstange befestigtem Bohrkopf |
| DE1163749B (de) * | 1960-02-24 | 1964-02-27 | Fred K Fox | Tiefbohr-Schwerstange mit schraubenfoermigen Ausnehmungen |
| US3136377A (en) * | 1960-10-12 | 1964-06-09 | Sandvikens Jernverks Ab | Guiding device for percussion drills |
| US3338069A (en) * | 1965-03-11 | 1967-08-29 | Exxon Production Research Co | Rotary drill collar |
| US3519091A (en) * | 1969-02-14 | 1970-07-07 | Kennametal Inc | Arrangement for drilling in mines |
| US3525237A (en) * | 1968-06-18 | 1970-08-25 | Mini Petrolului | Drill-stem |
| US3554307A (en) * | 1969-07-03 | 1971-01-12 | W E Eeds | Turbulent flow drill collar |
| US3590931A (en) * | 1969-01-07 | 1971-07-06 | Waltham Ind Corp | Lifting device for percussion drilling cuttings |
| WO1986004951A1 (en) * | 1985-02-21 | 1986-08-28 | A/S Raufoss Ammunisjonsfabrikker | Drilling pipe for making a drill string |
| EP0747567A2 (en) * | 1995-06-07 | 1996-12-11 | Atlas Copco Robbins Inc. | Drill pipe with concave wrench receiving recesses |
| US7628232B2 (en) | 2006-04-28 | 2009-12-08 | Hilti Aktiengesellschaft | Rotary-percussion drill with a four-start helical shaft |
-
0
- DE DENDAT206517D patent/DE206517C/de active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE964311C (de) * | 1954-03-20 | 1957-05-23 | Wallram Hartmetall | Bohrwerkzeug mit durch Schaft an einem Bohrrohr oder einer Bohrstange befestigtem Bohrkopf |
| DE1163749B (de) * | 1960-02-24 | 1964-02-27 | Fred K Fox | Tiefbohr-Schwerstange mit schraubenfoermigen Ausnehmungen |
| US3136377A (en) * | 1960-10-12 | 1964-06-09 | Sandvikens Jernverks Ab | Guiding device for percussion drills |
| US3338069A (en) * | 1965-03-11 | 1967-08-29 | Exxon Production Research Co | Rotary drill collar |
| US3525237A (en) * | 1968-06-18 | 1970-08-25 | Mini Petrolului | Drill-stem |
| US3590931A (en) * | 1969-01-07 | 1971-07-06 | Waltham Ind Corp | Lifting device for percussion drilling cuttings |
| US3519091A (en) * | 1969-02-14 | 1970-07-07 | Kennametal Inc | Arrangement for drilling in mines |
| US3554307A (en) * | 1969-07-03 | 1971-01-12 | W E Eeds | Turbulent flow drill collar |
| WO1986004951A1 (en) * | 1985-02-21 | 1986-08-28 | A/S Raufoss Ammunisjonsfabrikker | Drilling pipe for making a drill string |
| EP0747567A2 (en) * | 1995-06-07 | 1996-12-11 | Atlas Copco Robbins Inc. | Drill pipe with concave wrench receiving recesses |
| EP0747567A3 (en) * | 1995-06-07 | 2001-11-21 | Atlas Copco Robbins Inc. | Drill pipe with concave wrench receiving recesses |
| US7628232B2 (en) | 2006-04-28 | 2009-12-08 | Hilti Aktiengesellschaft | Rotary-percussion drill with a four-start helical shaft |
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