US PATENT SUBCLASS 367 / 32
.~.~.~ Frequency dependent determination

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


367 /   HD   COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES

14  DF  SEISMIC PROSPECTING {4}
25  DF  .~ Well logging {6}
28  DF  .~.~ Amplitude measurement {4}
32.~.~.~ Frequency dependent determination

DEFINITION

Classification: 367/32

Frequency dependent determination:

(under subclass 28) Subject matter wherein the amplitude measurement involves the utilization or finding of a frequency characteristic of the seismic signal.