NO124947B - - Google Patents
Info
- Publication number
- NO124947B NO124947B NO162970A NO16297066A NO124947B NO 124947 B NO124947 B NO 124947B NO 162970 A NO162970 A NO 162970A NO 16297066 A NO16297066 A NO 16297066A NO 124947 B NO124947 B NO 124947B
- Authority
- NO
- Norway
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO170740A NO124948B (en) | 1965-05-12 | 1967-11-29 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45509865A | 1965-05-12 | 1965-05-12 | |
| US52500966A | 1966-01-11 | 1966-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO124947B true NO124947B (en) | 1972-06-26 |
Family
ID=27037716
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO162970A NO124947B (en) | 1965-05-12 | 1966-05-11 | |
| NO170740A NO124948B (en) | 1965-05-12 | 1967-11-29 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO170740A NO124948B (en) | 1965-05-12 | 1967-11-29 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1483840C3 (en) |
| NO (2) | NO124947B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4127249C1 (en) * | 1991-08-17 | 1993-02-04 | Gd-Anker Gmbh, 3370 Seesen, De | |
| KR100315997B1 (en) * | 1994-11-25 | 2002-04-06 | 마이 품프 오스트리아 게엠베하 | Coupling for anchor bar |
| DE10119569B4 (en) * | 2001-04-21 | 2010-02-25 | "Alwag" Tunnelausbau Gesellschaft Mbh | Device for chipless forming |
| CN101845959B (en) * | 2009-12-23 | 2012-11-14 | 中国恩菲工程技术有限公司 | Anchor rod |
-
1966
- 1966-05-11 DE DE1483840A patent/DE1483840C3/en not_active Expired
- 1966-05-11 NO NO162970A patent/NO124947B/no unknown
-
1967
- 1967-11-29 NO NO170740A patent/NO124948B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1483840C3 (en) | 1975-08-14 |
| DE1483840A1 (en) | 1970-03-05 |
| DE1483840B2 (en) | 1975-01-02 |
| NO124948B (en) | 1972-06-26 |