ID824B
Method and apparatus for the acoustic investigation of a casing cemented in a borehole
Abstract
This record has no abstract on file.
Term
No projected expiry on record.
- Priority
- Filed
- Published
- Today
19 members in 10 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 8905520 | France | A | |
| 8905520 | – | – | – |
| FR19890005520 | – | – | – |
Members19
| Document | Office | Kind | |
|---|---|---|---|
| NO901825D0 | Norway | D0 | |
| CA2014875A1 | Canada | A1 | |
| NO901825L | Norway | L | |
| EP0395499A2 | European Patent Office (EPO) | A2 | |
| AU5386990A | Australia | A | |
| FR2646513A1 | France | A1 | |
| EP0395499A3 | European Patent Office (EPO) | A3 | |
| FR2646513B1 | France | B1 | |
| AU618472B2 | Australia | B2 | |
| US5216638A | United States of America | A | |
| EP0395499B1 | European Patent Office (EPO) | B1 | |
| AT92193T | Austria | T | |
| DE69002375D1 | Germany | D1 | |
| DE69002375T2 | Germany | T2 | |
| NO176626B | Norway | B | |
| NO176626C | Norway | C | |
| DK0395499T3 | Denmark | T3 | |
| ID824BThis record | Indonesia | B | |
| CA2014875C | Canada | C |
Numbers
- Publication, DOCDB
- 824
- Publication, EPODOC
- ID824
- Application
- 1959
- Application, DOCDB
- 921959
- Application, EPODOC
- ID19920001959
Titles2
- Indonesian
- METODA PEREKAMAN DAN PERALATAN UNTUK PENYELIDIKAN AKUSTIK SEBUAH LUBANG BOR DENGAN LAPISAN SELUBUNG
- English
- RECORDING METHODS AND EQUIPMENT FOR ACUSTIC RESEARCH OF A DRILL HOLE WITH COVER LAYER
Classification
- CPC, 4
- E21B47/0005
- G01V1/50
- E21B47/005
- G01N2291/044
- IPC, 3
- E21B47 00
- G01V1 40
- G01V1 50