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System for synthesizing seismograms from well logs

  • US 3,241,102 A
  • Filed: 04/03/1961
  • Issued: 03/15/1966
  • Est. Priority Date: 07/05/1955
  • Status: Expired due to Term
First Claim
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1. IN A SEISMOGRAM SYNTHESIZER:

  • CROSS-CORRELATION MEANS HAVING AN INPUT AND AN OUTPUT, SAID CROSS-CORRELATION MEANS HAVING SUCH A CHARACTERISTIC THAT A VARIABLE INPUT SIGNAL APPLIED AT A POINT IN SAID INPUT GENERATES AT SAID OUTPUT A COMPOSITE SIGNAL WHICH IS THE CROSS-CORRELATION FUNCTION OF A SESIMIC WAVE PULSE AND A FUNCTION OF SAID INPUT SIGNAL, MEANS FOR CREATING AN INPUT SIGNAL WHICH VARIES WITH

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