JPS5213763B2 - - Google Patents
Info
- Publication number
- JPS5213763B2 JPS5213763B2 JP8852073A JP8852073A JPS5213763B2 JP S5213763 B2 JPS5213763 B2 JP S5213763B2 JP 8852073 A JP8852073 A JP 8852073A JP 8852073 A JP8852073 A JP 8852073A JP S5213763 B2 JPS5213763 B2 JP S5213763B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Landscapes
- Earth Drilling (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8852073A JPS5213763B2 (US20020095090A1-20020718-M00002.png) | 1973-08-08 | 1973-08-08 | |
| GB1794876A GB1452752A (en) | 1972-10-16 | 1973-10-12 | Method of pulling-up the cutting head of drilling apparatus |
| GB4779273A GB1452751A (en) | 1972-10-16 | 1973-10-12 | Drilling system and method of pulling it up |
| CA183,405A CA982114A (en) | 1972-10-16 | 1973-10-15 | Drilling system and method of pulling it up |
| SE7313975A SE407255B (sv) | 1972-10-16 | 1973-10-15 | Borrsystem |
| DE2351742A DE2351742C3 (de) | 1972-10-16 | 1973-10-15 | Durch einen Rohrstrang absenkbare Bohreinrichtung und Fangvorrichtung dafür |
| AT875573A AT327845B (de) | 1972-10-16 | 1973-10-15 | Bohrvorrichtung |
| NL7314158.A NL159164B (nl) | 1972-10-16 | 1973-10-15 | Boorsysteem met een boorpijp en een hierdoorheen verplaatsbaar, en in het ondereinde losneembaar vergrendelbaar boorbeitelsamenstel met een inwendige spoelvloeistofdoorvoer. |
| NO733983A NO142228C (no) | 1972-10-16 | 1973-10-15 | Boreinnretning og fremgangsmaate til aa trekke opp innretningens skjaereorganer |
| US406482A US3894590A (en) | 1972-10-16 | 1973-10-15 | Drilling system |
| FR7336837A FR2203016B1 (US20020095090A1-20020718-M00002.png) | 1972-10-16 | 1973-10-16 | |
| IT5343273A IT1032039B (it) | 1972-11-20 | 1973-10-30 | Sistema di perforazione e metodo per il sollevamento |
| SE7707003A SE424757B (sv) | 1972-10-16 | 1977-06-16 | Sett att draga ut en borrkrona ur ett borrhal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8852073A JPS5213763B2 (US20020095090A1-20020718-M00002.png) | 1973-08-08 | 1973-08-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5038603A JPS5038603A (US20020095090A1-20020718-M00002.png) | 1975-04-10 |
| JPS5213763B2 true JPS5213763B2 (US20020095090A1-20020718-M00002.png) | 1977-04-16 |
Family
ID=13945092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8852073A Expired JPS5213763B2 (US20020095090A1-20020718-M00002.png) | 1972-10-16 | 1973-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5213763B2 (US20020095090A1-20020718-M00002.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0486315U (US20020095090A1-20020718-M00002.png) * | 1990-11-30 | 1992-07-27 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6425960A (en) * | 1987-07-21 | 1989-01-27 | Kanmeta Eng Kk | Formation of corrosion preventing film withstanding acidic environment |
-
1973
- 1973-08-08 JP JP8852073A patent/JPS5213763B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0486315U (US20020095090A1-20020718-M00002.png) * | 1990-11-30 | 1992-07-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5038603A (US20020095090A1-20020718-M00002.png) | 1975-04-10 |
