NL6617411A - - Google Patents
Info
- Publication number
- NL6617411A NL6617411A NL6617411A NL6617411A NL6617411A NL 6617411 A NL6617411 A NL 6617411A NL 6617411 A NL6617411 A NL 6617411A NL 6617411 A NL6617411 A NL 6617411A NL 6617411 A NL6617411 A NL 6617411A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/12—Adapters for drills or chucks; Tapered sleeves
- B23B51/123—Conical reduction sleeves
-
- 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
- E21B17/03—Couplings; joints between drilling rod or pipe and drill motor or surface drive, e.g. between drilling rod and hammer
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1966N0019067 DE1954408U (en) | 1966-08-17 | 1966-08-17 | CHUCK, IN PARTICULAR FOR ROCK DRILLS. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6617411A true NL6617411A (en) | 1968-02-19 |
Family
ID=7340748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6617411A NL6617411A (en) | 1966-08-17 | 1966-12-12 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1954408U (en) |
| NL (1) | NL6617411A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245588A (en) * | 2021-05-26 | 2021-08-13 | 莆田市振芳商贸有限公司 | Processing equipment is used in production of environmental protection equipment |
-
1966
- 1966-08-17 DE DE1966N0019067 patent/DE1954408U/en not_active Expired
- 1966-12-12 NL NL6617411A patent/NL6617411A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245588A (en) * | 2021-05-26 | 2021-08-13 | 莆田市振芳商贸有限公司 | Processing equipment is used in production of environmental protection equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1954408U (en) | 1967-02-02 |