KR960029221U - Threaded structure joining the drive sub and case of the drilling hammer - Google Patents
Threaded structure joining the drive sub and case of the drilling hammerInfo
- Publication number
- KR960029221U KR960029221U KR2019950002427U KR19950002427U KR960029221U KR 960029221 U KR960029221 U KR 960029221U KR 2019950002427 U KR2019950002427 U KR 2019950002427U KR 19950002427 U KR19950002427 U KR 19950002427U KR 960029221 U KR960029221 U KR 960029221U
- Authority
- KR
- South Korea
- Prior art keywords
- case
- threaded structure
- drive sub
- drilling hammer
- structure joining
- 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.)
- Granted
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
- E21B12/00—Accessories for drilling tools
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019950002427U KR0123971Y1 (en) | 1995-02-15 | 1995-02-15 | Thread structure joins the drive sub and case of the drilling hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019950002427U KR0123971Y1 (en) | 1995-02-15 | 1995-02-15 | Thread structure joins the drive sub and case of the drilling hammer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR960029221U true KR960029221U (en) | 1996-09-17 |
| KR0123971Y1 KR0123971Y1 (en) | 1999-03-30 |
Family
ID=19407922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019950002427U Expired - Lifetime KR0123971Y1 (en) | 1995-02-15 | 1995-02-15 | Thread structure joins the drive sub and case of the drilling hammer |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR0123971Y1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200294253Y1 (en) | 2002-07-10 | 2002-11-04 | 임병덕 | hammer bit hitting apparatus for digging |
| KR101131955B1 (en) * | 2009-12-18 | 2012-04-12 | 홍승모 | Hammer of drilling machune |
-
1995
- 1995-02-15 KR KR2019950002427U patent/KR0123971Y1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR0123971Y1 (en) | 1999-03-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19950215 |
|
| UA0201 | Request for examination |
Patent event date: 19950215 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
| UG1501 | Laying open of application | ||
| E701 | Decision to grant or registration of patent right | ||
| UE0701 | Decision of registration |
Patent event date: 19980227 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
| REGI | Registration of establishment | ||
| UR0701 | Registration of establishment |
Patent event date: 19980605 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
| UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19980605 |
|
| UG1601 | Publication of registration | ||
| UR1001 | Payment of annual fee |
Payment date: 20010525 Start annual number: 4 End annual number: 4 |
|
| FPAY | Annual fee payment |
Payment date: 20020524 Year of fee payment: 6 |
|
| UR1001 | Payment of annual fee |
Payment date: 20020524 Start annual number: 5 End annual number: 6 |
|
| LAPS | Lapse due to unpaid annual fee |