US3249422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for proportioning the humidifying water in a finely divided moistened mixture undergoing agglomeration on a continuous grate, in order to obtain its best permeability, and an apparatus to embody said method
Assignee: Societa Finanziaria Siderurgica "Finsider" per Azioni Istituto Siderurgico Genoa Cornigliano
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Filing: 1962-05-15
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Granted: 1966-05-03
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Expires: 1982-05-15
Abstract
No abstract record available.
Inventors
- 👤 Sironi Giovanni
- 👤 Testoni Vittorio
- 👤 Montessoro Antonio
- 👤 Pareto Gianfranco
- 👤 Vanni Giovanni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:30
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/26; C; C22; C22B; C22B1/00; C22B1/14; C22B1/16; C22B1/20; C22B1/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A METHOD FOR PROPORTIONING THE HUMIDIFYING WATER IN A FINELY DIVIDED MOISTENED MIXTURE UNDERGOING AGGLOMERATION BY IGNITION ON A CONTINUOUS GRATE, COMPRISING THE STEPS OF: HUMIDIFYING THE MIXTURE; MEASURING THE PERMEABILITY TO THE PASSAGE OF AIR BEFORE IGNITION OF A PORTION OF SAID MIXTURE AS IT PASSES A CERTAIN POINT, STORING SAID MEASUREMENT; VARYING IN A FIRST DIRECTION THE DEGREE OF HUMIDIFICATION OF A SUBSEQUENT PORTION OF SAID MIXTURE; MEASURING PERMEABILITY OF A SUBSEQUENT PORTION OF THE MIXTURE AT THE SAID POINT; COMPARING THE TWO PERMEABILITY MEASUREMENTS; AND VARYING THE DEGREE TO WHICH SAID MIXTURE IS HUMIDIFIED IF SAID PERMEABILITY MEASUREMENTS DIFFER, IN THE SAME MANNER AS SAID FIRST DIRECTION IF SAID PERMEABILITY COMPARISION SHOWS THAT SAID SUBSEQUENT PORTION HAS THE GREATER PERMEABILITY AND IN THE OPPOSITE MANNER AS SAID FIRST DIRECTION IF SAID PER-
Claim 2
Independent Claim
135 words
A METHOD FOR PROPORTIONING THE HUMIDIFYING WATER IN A FINELY DIVIDED MOISTENED MIXTURE UNDERGOING AGGLOMERATION BY IGNITION ON A CONTINUOUS GRATE, COMPRISING THE STEPS OF: HUMIDIFYING THE MIXTURE; MEASURING THE PERMEABILITY TO THE PASSAGE OF AIR BEFORE IGNITION OF A PORTION OF SAID MIXTURE AS IT PASSES A CERTAIN POINT, STORING SAID MEASUREMENT; VARYING IN A FIRST DIRECTION THE DEGREE OF HUMIDIFICATION OF A SUBSEQUENT PORTION OF SAID MIXTURE; MEASURING PERMEABILITY OF A SUBSEQUENT PORTION OF THE MIXTURE AT THE SAID POINT; COMPARING THE TWO PERMEABILITY MEASUREMENTS; AND VARYING THE DEGREE TO WHICH SAID MIXTURE IS HUMIDIFIED IF SAID PERMEABILITY MEASUREMENTS DIFFER, IN THE SAME MANNER AS SAID FIRST DIRECTION IF SAID PERMEABILITY COMPARISION SHOWS THAT SAID SUBSEQUENT PORTION HAS THE GREATER PERMEABILITY AND IN THE OPPOSITE MANNER AS SAID FIRST DIRECTION IF SAID PER-
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |