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Class Information
Number: 250/263
Name: Radiant energy > Geological testing or irradiation > Well testing apparatus and methods > With particular detector signal circuit > With detector signal modulation or carrier wave
Description: Subject matter wherein the electrical circuit includes means to modulate an electrical wave with signals emitted by the detector upon detecting radiation and includes methods corresponding to the apparatus.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6827842 |
On-line determination of wax crystallization temperature of waxy solvent stream |
Dec. 7, 2004 |
| 6696362 |
Method for using an in situ particle sensor for monitoring particle performance in plasma deposition processes |
Feb. 24, 2004 |
| 5291404 |
Radiotherapy treatment planning system |
Mar. 1, 1994 |
| 4828789 |
Reactor vessel head permanent shield |
May. 9, 1989 |
| 4790641 |
Space telescope connected to a star tracker |
Dec. 13, 1988 |
| 4547774 |
Optical communication system for drill hole logging |
Oct. 15, 1985 |
| 4168428 |
Sync transmission method and apparatus for high frequency pulsed neutron spectral analysis systems |
Sep. 18, 1979 |
| 4162400 |
Fiber optic well logging means and method |
Jul. 24, 1979 |
| 4136279 |
Method and apparatus for pulsed neutron spectral analysis using spectral stripping |
Jan. 23, 1979 |
| 4136278 |
Method and apparatus for pulsed neutron spectral analysis using spectral stripping |
Jan. 23, 1979 |
| 4042824 |
Dual spectra well logging system and method |
Aug. 16, 1977 |
| 4031545 |
Radiant energy alarm system |
Jun. 21, 1977 |
| 3979716 |
Means and method for transmitting a high count rate pulse signal over a common well logging cable |
Sep. 7, 1976 |
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