Patent US2931718A successfully refreshed from Google Patents.
US2931718A
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Method and apparatus for automatically measuring and controlling moisture in a sinter mix or the like
Assignee: Arthur G McKee and Co
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Filing: 1958-01-15
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Granted: 1960-04-05
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Expires: 1978-01-15
Abstract
No abstract record available.
Inventors
- 👤 Melvin J Greaves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:38
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/25; G01N21/31; G01N21/35; G01N21/37; C; C22; C22B; C22B1/00; C22B1/14; C22B1/16; C22B1/20; C22B1/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
195 words
THE METHOD OF REGULATING THE AMOUNT OF MOISTURE IN A MIX FED TO SINTERING MACHINES AND THE LIKE WHICH INCLUDES THE STEPS OF CONTINUOUSLY HEATING SAID MIX TO DRIVE OUT ALL MOISTURE THEREFORM, CONTINUOUSLY DETERMINING THE RATIO OF THE MOISTURE IN THE STACK GASES FROM THE SINTERING MACHINE THAT COMES FROM SOURCES OTHER THAN THE AMBIENT AIR TO THE TOTAL MOISTURE IN SAID STACK GASES, CONTINUOUSLY MEASURING THE RATE OF FLOW OF THE STACK GASES, CONTINUOUSLY MULTIPLYING SAID RATE BY SAID RATIO WHEREBY A VALUE IS OBTAINED THAT REPRESENTS THE QUANTITY OF MOISTURE OTHER THAN AMBIENT AIR MOISTURE IN THE STACK GASES, CONTINUOUSLY MEASURING THE QUANTITY OF MIX SUPPLIED TO THE SINTERING MACHINE, CONTINUOUSLY DETERMINING, FROM SAID QUANTITY OF MOISTURE OTHER THAN AMBIENT AIR MOISTURE IN THE STACK GASES AND SAID QUANTITY OF MIX, A VALUE REPRESENTING THE PROPORTION OF MOISTURE IN THE MIX, CONTINUOUSLY COMPARING SAID VALUE REPRESENTING THE MOISTURE IN THE MIX WITH A PRESELECTED SET-POINT VALUE, AND ADDING WATER TO THE MIX AHEAD OF THE PLACE AT WHICH SAID QUANTITY OF MIX IS MEASURED TO BRING THE MOISTURE CONTAINED IN THE MIX AT SAID PLACE TO, AND MAINTAIN IT AT, SAID SETPOINT.
Claim 2
Independent Claim
195 words
THE METHOD OF REGULATING THE AMOUNT OF MOISTURE IN A MIX FED TO SINTERING MACHINES AND THE LIKE WHICH INCLUDES THE STEPS OF CONTINUOUSLY HEATING SAID MIX TO DRIVE OUT ALL MOISTURE THEREFORM, CONTINUOUSLY DETERMINING THE RATIO OF THE MOISTURE IN THE STACK GASES FROM THE SINTERING MACHINE THAT COMES FROM SOURCES OTHER THAN THE AMBIENT AIR TO THE TOTAL MOISTURE IN SAID STACK GASES, CONTINUOUSLY MEASURING THE RATE OF FLOW OF THE STACK GASES, CONTINUOUSLY MULTIPLYING SAID RATE BY SAID RATIO WHEREBY A VALUE IS OBTAINED THAT REPRESENTS THE QUANTITY OF MOISTURE OTHER THAN AMBIENT AIR MOISTURE IN THE STACK GASES, CONTINUOUSLY MEASURING THE QUANTITY OF MIX SUPPLIED TO THE SINTERING MACHINE, CONTINUOUSLY DETERMINING, FROM SAID QUANTITY OF MOISTURE OTHER THAN AMBIENT AIR MOISTURE IN THE STACK GASES AND SAID QUANTITY OF MIX, A VALUE REPRESENTING THE PROPORTION OF MOISTURE IN THE MIX, CONTINUOUSLY COMPARING SAID VALUE REPRESENTING THE MOISTURE IN THE MIX WITH A PRESELECTED SET-POINT VALUE, AND ADDING WATER TO THE MIX AHEAD OF THE PLACE AT WHICH SAID QUANTITY OF MIX IS MEASURED TO BRING THE MOISTURE CONTAINED IN THE MIX AT SAID PLACE TO, AND MAINTAIN IT AT, SAID SETPOINT.
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) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |