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US3147458A Expired / Lapsed US ⏱️ 0.0 years remaining

System for processing well log information

Assignee: Jersey Production Research Co
•
Filing: 1958-06-30
•
Granted: 1964-09-01
•
Expires: 1978-06-30
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Frederick J Wagner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 09:27
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/32; G01V3/00; G01V3/38

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 157 words
AN APPARATUS FOR EXTRACTING INFORMATION FROM AN OVERLAY HAVING INDIVIDUAL COLUMNS FOR DIFFERENT PARAMETERS WITH RELATIVELY LONG MARKS BEING PLACED LATERALLY ACROSS ONE COLUMN INDICATING THE TOP OF A CERTAIN PARAMETER AND A MARK SHORTER THAN SAID LONG MARK INDICATING THE BOTTOM OF SAID PARAMETER AS INTERPRETED FROM A WELL LOG, SAID APPARATUS COMPRISING A FLAT SUPPORT MEANS ADAPTED TO RECEIVE SAID OVERLAY, SCANNING MEANS INCLUDING A STYLUS HOLDER HAVING ONE BANK OF STYLI ADAPTED TO FOLLOW EACH SAID COLUMN ON SAID OVERLAY WITH EACH SAID BANK HAVING THREE STYLI SO POSITIONED THAT ALL CONTACT SAID LONG MARKS ON SAID OVERLAY AND TWO CONTACT SAID SHORT MARKS, A MOTOR, A SHAFT DRIVEN BY SAID MOTOR AND ADAPTED TO DRIVE SAID STYLUS HOLDER THE LENGTH OF SAID OVERLAY, AN ENCODER COUPLED TO SAID SHAFT, AND RECORDING MEANS ADAPTED TO RECORD THE ANGULAR POSITION OF SAID ENCODER WHEN SAID SCANNING MEANS DETECTS SAID LONG MARKS AND SAID SHORT MARKS.
Claim 2
Independent Claim 157 words
AN APPARATUS FOR EXTRACTING INFORMATION FROM AN OVERLAY HAVING INDIVIDUAL COLUMNS FOR DIFFERENT PARAMETERS WITH RELATIVELY LONG MARKS BEING PLACED LATERALLY ACROSS ONE COLUMN INDICATING THE TOP OF A CERTAIN PARAMETER AND A MARK SHORTER THAN SAID LONG MARK INDICATING THE BOTTOM OF SAID PARAMETER AS INTERPRETED FROM A WELL LOG, SAID APPARATUS COMPRISING A FLAT SUPPORT MEANS ADAPTED TO RECEIVE SAID OVERLAY, SCANNING MEANS INCLUDING A STYLUS HOLDER HAVING ONE BANK OF STYLI ADAPTED TO FOLLOW EACH SAID COLUMN ON SAID OVERLAY WITH EACH SAID BANK HAVING THREE STYLI SO POSITIONED THAT ALL CONTACT SAID LONG MARKS ON SAID OVERLAY AND TWO CONTACT SAID SHORT MARKS, A MOTOR, A SHAFT DRIVEN BY SAID MOTOR AND ADAPTED TO DRIVE SAID STYLUS HOLDER THE LENGTH OF SAID OVERLAY, AN ENCODER COUPLED TO SAID SHAFT, AND RECORDING MEANS ADAPTED TO RECORD THE ANGULAR POSITION OF SAID ENCODER WHEN SAID SCANNING MEANS DETECTS SAID LONG MARKS AND SAID SHORT MARKS.

References Cited (Backward Citations)

US2617587A Cited
US2748487A Cited
US2752092A Cited
US2624848A Cited
US2821892A Cited
US2708267A Cited
US2889549A Cited
US2864167A Cited
US2968793A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-09-01 1968-03-02 1968-09-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-09-01 1972-03-02 1972-09-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-09-01 1976-03-02 1976-09-01 $7700.00 Window Closed / Lapsed

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