Schlumberger Technology Corp
SchlumbergActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4355310A | Well logging communication system | Expired / Lapsed | 1979-08-06 | 1982-10-19 | 36 | Details |
| US4267727A | Pressure and temperature compensation means for a downhole … | Expired / Lapsed | 1979-09-21 | 1981-05-19 | 6 | Details |
| US4012712A | System for telemetering well logging data | Expired / Lapsed | 1975-03-31 | 1977-03-15 | 24 | Details |
| US3909603A | Method of processing production well logging data | Expired / Lapsed | 1971-08-11 | 1975-09-30 | 26 | Details |
| US3707700A | Telemetry system incorporating synchromization of receiver … | Expired / Lapsed | 1969-08-21 | 1972-12-26 | 13 | Details |
| US3599156A | Methods and apparatus for transmitting data between remote … | Expired / Lapsed | 1968-02-06 | 1971-08-10 | 56 | Details |
| US3457544A | Methods and apparatus for recording well logging data | Expired / Lapsed | 1968-02-06 | 1969-07-22 | 0 | Details |
| US3388375A | Magnetic tape recording methods and apparatus for well logg… | Expired / Lapsed | 1965-10-26 | 1968-06-11 | 0 | Details |
| US3329931A | Methods and systems for recording and processing well loggi… | Expired / Lapsed | 1962-12-20 | 1967-07-04 | 2 | Details |