US3892633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coke cutting with aid of vibration detectors
Assignee: Marathon Oil Co
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Filing: 1973-02-12
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Granted: 1975-07-01
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Expires: 1993-02-12
Abstract
Abstract A sensing device is used in the cutting of coke from a coke drum. The sensing device relays to the cutting operator information as to the size and quantity of the coke being cut. The travel of the cutting nozzel may also be controlled automatically in response to information detected by the sensing device.
Inventors
- 👤 Thaddeus J Oleszko
- 👤 Eduard P Kaufmann
- 👤 Irvin D Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:49
CPC Classifications
C; C10; C10B; C10B33/00; C10B33/006; C10B41/00; C10B41/02
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
63 words
IN A METHOD TO CUTTING COKE FROM THE DRUM OF A DELAYED COKER WHEREIN THE CUT COKE FALLS FROM THE COKE DRUM ONTO A SURFACE, THE IMPROVEMENT COMPRISING THE USE OF A SENSING DEVICE CONTACTING SAID SURFACE TO GENERATE A SIGNAL INDICATIVE OF THE AMOUNT AND SIZE OF THE COKE AND CONTROLLING THE RATE OF THE COKE CUTTING IN RESPONSE TO SAID SIGNAL.
Claim 2
Dependent Claim
63 words
IN A METHOD TO CUTTING COKE FROM THE DRUM OF A DELAYED COKER WHEREIN THE CUT COKE FALLS FROM THE COKE DRUM ONTO A SURFACE, THE IMPROVEMENT COMPRISING THE USE OF A SENSING DEVICE CONTACTING SAID SURFACE TO GENERATE A SIGNAL INDICATIVE OF THE AMOUNT AND SIZE OF THE COKE AND CONTROLLING THE RATE OF THE COKE CUTTING IN RESPONSE TO SAID SIGNAL.
Claim 3
Dependent Claim
25 words
A method according of claim 1 wherein a signal from said sensing device is transmitted to the cutting operator by the use of a loudspeaker.
Claim 4
Dependent Claim
29 words
A method according to claim 1 wherein the rate of ascent or descent of the coke cutting nozzle is controlled in response to the signal from said sensing device.
Claim 5
Dependent Claim
14 words
A method accoRding to claim 1 wherein said sensing device is a vibration detector.
Claim 6
Dependent Claim
14 words
A method according to claim 1 wherein said sensing device is a sound detector.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-06-30 | 1978-12-30 | 1979-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-06-30 | 1982-12-30 | 1983-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-06-30 | 1986-12-30 | 1987-07-01 | $7700.00 | Window Closed / Lapsed |