AR209075A1 - Un trepano giratorio para formaciones duras y un metodo para construirlo - Google Patents
Un trepano giratorio para formaciones duras y un metodo para construirloInfo
- Publication number
- AR209075A1 AR209075A1 AR256029A AR25602974A AR209075A1 AR 209075 A1 AR209075 A1 AR 209075A1 AR 256029 A AR256029 A AR 256029A AR 25602974 A AR25602974 A AR 25602974A AR 209075 A1 AR209075 A1 AR 209075A1
- Authority
- AR
- Argentina
- Prior art keywords
- trepano
- trainings
- build
- hard
- rotating
- Prior art date
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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40920773A | 1973-10-24 | 1973-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR209075A1 true AR209075A1 (es) | 1977-03-31 |
Family
ID=23619494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AR256029A AR209075A1 (es) | 1973-10-24 | 1974-10-10 | Un trepano giratorio para formaciones duras y un metodo para construirlo |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5938395B2 (es) |
| AR (1) | AR209075A1 (es) |
| CA (1) | CA1048488A (es) |
| DE (1) | DE2449024C2 (es) |
| FR (1) | FR2249236B1 (es) |
| GB (1) | GB1469260A (es) |
| IT (1) | IT1023084B (es) |
| NL (1) | NL7413279A (es) |
| NO (1) | NO143764C (es) |
| SE (1) | SE410885B (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4414734A (en) * | 1981-11-30 | 1983-11-15 | Hughes Tool Company | Triad for rock bit assembly |
| CN111673319B (zh) * | 2020-05-22 | 2021-12-10 | 济南法瑞钠焊接器材股份有限公司 | 一种水钻钻头合金钢高频焊接器 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2831661A (en) * | 1953-08-26 | 1958-04-22 | Security Rock Bits Ltd | Rock drilling bits |
-
1974
- 1974-09-25 CA CA74210044A patent/CA1048488A/en not_active Expired
- 1974-10-08 GB GB4353974A patent/GB1469260A/en not_active Expired
- 1974-10-09 NL NL7413279A patent/NL7413279A/xx active Search and Examination
- 1974-10-10 AR AR256029A patent/AR209075A1/es active
- 1974-10-11 DE DE2449024A patent/DE2449024C2/de not_active Expired
- 1974-10-22 FR FR7435403A patent/FR2249236B1/fr not_active Expired
- 1974-10-22 IT IT53667/74A patent/IT1023084B/it active
- 1974-10-23 NO NO743809A patent/NO143764C/no unknown
- 1974-10-23 SE SE7413331A patent/SE410885B/xx unknown
- 1974-10-24 JP JP49122965A patent/JPS5938395B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7413279A (nl) | 1975-04-28 |
| DE2449024A1 (de) | 1975-05-07 |
| NO143764B (no) | 1980-12-29 |
| GB1469260A (en) | 1977-04-06 |
| FR2249236B1 (es) | 1982-08-27 |
| SE410885B (sv) | 1979-11-12 |
| DE2449024C2 (de) | 1984-06-28 |
| FR2249236A1 (es) | 1975-05-23 |
| IT1023084B (it) | 1978-05-10 |
| CA1048488A (en) | 1979-02-13 |
| JPS5938395B2 (ja) | 1984-09-17 |
| SE7413331L (es) | 1975-04-25 |
| NO143764C (no) | 1981-04-08 |
| AU7395774A (en) | 1976-04-08 |
| JPS5073801A (es) | 1975-06-18 |
| NO743809L (es) | 1975-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AR207009A1 (es) | Metodo y aparato para producir un elemento para construccion y elemento producido | |
| AR209610A1 (es) | Metodo para producir capsulas polimeras diminutas | |
| AR202939A1 (es) | Procedimiento para producir fortimicina a | |
| AR196232A1 (es) | Un metodo para mejorar la electrolisis | |
| BR7502673A (pt) | Aparelho para piscicultura | |
| AR203494A1 (es) | Aparato para manejar capsulas | |
| AR213270A1 (es) | Un metodo para producir pululanasa | |
| AR194471A1 (es) | Un pincel y metodo para producirlo | |
| AR208788A1 (es) | Metodo para beneficiar un mineral no sulfurado | |
| AR196927A1 (es) | Metodo para proteger un articulo de carbono | |
| AR212547A1 (es) | Procedimiento para preparar un derivado 2-acilamino oxazolico | |
| AR198625A1 (es) | Trepano giratorio para formaciones duras | |
| AR199814A1 (es) | Metodo para embutir un producto | |
| AR200890A1 (es) | Metodo y aparato para producir meollar | |
| AR204994A1 (es) | Procedimiento para preparar un ester 7-beta-amino-7-alfa-metoxi-3-cefem | |
| AR210777A1 (es) | Un bloque para construccion | |
| AR202671A1 (es) | Un procedimiento para producir la deacetoxicefalosporina c | |
| BR7307334D0 (pt) | Aparelho para separar gotas | |
| AR209075A1 (es) | Un trepano giratorio para formaciones duras y un metodo para construirlo | |
| AR201709A1 (es) | Proceso para preparar 3-halocefalosporinas | |
| AR198543A1 (es) | Metodo para preparar 2-sustituida-4-(r) - hidroxi - 2-ciclopententen-1-ona | |
| AR207344A1 (es) | Un metodo para preparar ansamicinas | |
| AR207232A1 (es) | Procedimiento para preparar un derivado benzoxazolico | |
| MX143998A (es) | Mejoras en metodo para formar anillos | |
| AR195346A1 (es) | Metodo para preparar un polisacarido polihalogenohemiacetalico |