NO744332L - - Google Patents
Info
- Publication number
- NO744332L NO744332L NO744332A NO744332A NO744332L NO 744332 L NO744332 L NO 744332L NO 744332 A NO744332 A NO 744332A NO 744332 A NO744332 A NO 744332A NO 744332 L NO744332 L NO 744332L
- Authority
- NO
- Norway
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/11—Arrangements of noise-damping means
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (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)
- Ceramic Products (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7316276A SE390188C (sv) | 1973-12-03 | 1973-12-03 | Borrstang for slaende bergborrning |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO744332L true NO744332L (de) | 1975-06-30 |
| NO143467B NO143467B (no) | 1980-11-10 |
| NO143467C NO143467C (no) | 1981-02-18 |
Family
ID=20319260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO744332A NO143467C (no) | 1973-12-03 | 1974-12-02 | Borstang for slagboring. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3971447A (de) |
| JP (1) | JPS5086770A (de) |
| AT (1) | AT357132B (de) |
| BR (1) | BR7410031A (de) |
| CA (1) | CA1021211A (de) |
| CH (1) | CH583846A5 (de) |
| DE (1) | DE2454784B2 (de) |
| ES (1) | ES432481A1 (de) |
| FI (1) | FI350074A7 (de) |
| FR (1) | FR2253140A1 (de) |
| GB (1) | GB1467688A (de) |
| IE (1) | IE40547B1 (de) |
| IT (1) | IT1025541B (de) |
| NO (1) | NO143467C (de) |
| SE (1) | SE390188C (de) |
| ZA (1) | ZA747052B (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2543578C2 (de) * | 1975-09-30 | 1986-03-06 | Friedrich Duss Maschinenfabrik GmbH & Co, 7265 Neubulach | Gesteinsbohrer |
| GB1525145A (en) * | 1975-10-09 | 1978-09-20 | Atlas Copco Ab | Vibration-damped impact tool |
| DE2738657A1 (de) * | 1977-08-26 | 1979-03-08 | Knorr Bremse Gmbh | Schutzbalg fuer bremszylinder |
| US4142593A (en) * | 1977-10-25 | 1979-03-06 | Smith International, Inc. | Raise drill inner yoke bridge |
| DE2851160A1 (de) * | 1978-11-25 | 1980-06-04 | Wacker Werke Kg | Vorrichtung zum mindern der geraeuschentwicklung an den werkzeugen von bohr- und aufbruchhaemmern |
| DE2920139C2 (de) * | 1979-05-18 | 1986-10-02 | Ruhrkohle Ag, 4300 Essen | Schlagbohrstange |
| FR2469150A1 (fr) * | 1979-11-07 | 1981-05-22 | Mathou Marcel | Structure de mobilier a assemblage anti-bruit |
| EP0066891B1 (de) * | 1981-06-10 | 1986-03-12 | Ruhrkohle Aktiengesellschaft | Lärmgedämpfte Bohrstange |
| FR2553697B1 (fr) * | 1983-10-24 | 1986-03-14 | Charbonnages De France | Dispositif d'insonorisation d'un fleuret de foration |
| RU2203382C2 (ru) * | 2001-01-29 | 2003-04-27 | ОАО "Восточный научно-исследовательский горнорудный институт" | Буровая штанга |
| US7210555B2 (en) * | 2004-06-30 | 2007-05-01 | Halliburton Energy Services, Inc. | Low frequency acoustic attenuator for use in downhole applications |
| SE534173C2 (sv) * | 2009-08-28 | 2011-05-17 | Atlas Copco Secoroc Ab | Borrsträngskomponenet med vibrationsdämpande struktur anordnad i anslutning till åtminstone en del av dess insida |
| US8431192B2 (en) | 2011-07-07 | 2013-04-30 | Baker Hughes Incorporated | Methods of forming protecting coatings on substrate surfaces |
| US9121321B2 (en) * | 2013-12-31 | 2015-09-01 | Rufus Larry Terrell | Exhaust system passive noise cancellation assembly and method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB536786A (en) * | 1939-03-04 | 1941-05-27 | Wearne Dunstan | Improvements in or relating to rock drill tools |
| GB552305A (en) * | 1941-12-03 | 1943-03-31 | Climax Rock Drill & Engineering Works Ltd | Improvements relating to percussive drills |
| DE1151477B (de) * | 1958-04-04 | 1963-07-18 | Electro Chimie Metal | Verbindung einer Bohrkrone mit einer Bohrstange fuer Gesteinsbohrhaemmer |
| US3265091A (en) * | 1962-12-07 | 1966-08-09 | Jarnett Frank D De | Fluid-packed drill pipe |
| US3842942A (en) * | 1973-10-01 | 1974-10-22 | Us Interior | Constrained layer damper and noise suppressor for a rock drill steel |
-
1973
- 1973-12-03 SE SE7316276A patent/SE390188C/xx unknown
-
1974
- 1974-11-01 ZA ZA00747052A patent/ZA747052B/xx unknown
- 1974-11-08 IT IT29243/74A patent/IT1025541B/it active
- 1974-11-11 AT AT899474A patent/AT357132B/de not_active IP Right Cessation
- 1974-11-19 DE DE19742454784 patent/DE2454784B2/de not_active Ceased
- 1974-11-25 GB GB5094874A patent/GB1467688A/en not_active Expired
- 1974-11-28 IE IE2456/74A patent/IE40547B1/xx unknown
- 1974-11-29 BR BR10031/74A patent/BR7410031A/pt unknown
- 1974-11-29 FR FR7439187A patent/FR2253140A1/fr not_active Withdrawn
- 1974-11-30 ES ES432481A patent/ES432481A1/es not_active Expired
- 1974-12-02 JP JP49138804A patent/JPS5086770A/ja active Pending
- 1974-12-02 CA CA215,011A patent/CA1021211A/en not_active Expired
- 1974-12-02 NO NO744332A patent/NO143467C/no unknown
- 1974-12-03 US US05/529,053 patent/US3971447A/en not_active Expired - Lifetime
- 1974-12-03 CH CH1601874A patent/CH583846A5/xx not_active IP Right Cessation
- 1974-12-03 FI FI3500/74A patent/FI350074A7/fi unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2454784B2 (de) | 1976-11-25 |
| ATA899474A (de) | 1976-12-15 |
| FI350074A7 (de) | 1975-06-04 |
| DE2454784A1 (de) | 1975-06-26 |
| NO143467C (no) | 1981-02-18 |
| GB1467688A (en) | 1977-03-16 |
| CA1021211A (en) | 1977-11-22 |
| SE390188B (sv) | 1976-12-06 |
| BR7410031A (pt) | 1976-05-25 |
| ES432481A1 (es) | 1976-11-16 |
| AT357132B (de) | 1980-06-25 |
| IE40547B1 (en) | 1979-06-20 |
| SE390188C (sv) | 1979-10-08 |
| CH583846A5 (de) | 1977-01-14 |
| JPS5086770A (de) | 1975-07-12 |
| SE7316276L (de) | 1975-06-04 |
| NO143467B (no) | 1980-11-10 |
| IE40547L (en) | 1975-06-03 |
| IT1025541B (it) | 1978-08-30 |
| ZA747052B (en) | 1975-11-26 |
| AU7517674A (en) | 1976-05-13 |
| FR2253140A1 (de) | 1975-06-27 |
| US3971447A (en) | 1976-07-27 |