US3331905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating particulate material
Assignee: Individual
•
Filing: 1964-01-24
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Granted: 1967-07-18
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Expires: 1984-01-24
Abstract
No abstract record available.
Inventors
- 👤 Hint Iohannes Alexandrovich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:20
CPC Classifications
B; B02; B02C; B02C13/00; B02C13/22; B02C13/20; B02C13/205; B22; B22C; B22C5/00; B22C5/02; B22C5/04; B28; B28C; B28C5/00; B28C5/08; B28C5/0881; C; C04; C04B; C04B28/00; C04B28/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
151 words
A METHOD FOR TREATING AT LEAST TWO TYPES OF PARTICULATE MATERIAL TOGETHER, THE PARTICLES OF ONE TYPE BEING PREFERABLY IN THE FORM OF A POWDER, THE PARTICLES OF THE SECOND TYPE BEING LARGER THAN POWDER AND FROM .2 MICRONS UP TO 2 INCHES IN A MAJOR DIMENSION COMPRISING INTRODUCING BOTH TYPES OF SAID PARTICULATE MATERIAL INTO THE CENTER OF AN IMPACT ZONE, SIMULTANEOUSLY INTRODUCING WATER INTO SAID IMPACT ZONE, HURLING SAID PARTICLES OF SAID SECOND TYPE AT A VELOCITY OF AT LEAST 15 METERS PER SECOND, SUCCESSIVELY IMPACTING SAID HURLING PARTICLES OF SAID SECOND TYPE AT LEAST THREE TIMES WHEREBY THEIR COURSE OF TRAVEL IS CHANGED AND SAID SUCCESSIVE IMPACTS ARE CARRIED OUT WITHIN 0.05 SECOND OF EACH OTHER, AT THE SAME TIME COATING SAID PARTICLES OF THE SECOND TYPE WITH THE PARTICLES OF SAID FIRST TYPE THEREAFTER REMOVING SAID PARTICULATE MATERIAL FROM SAID IMPACT ZONE, THEN COMPACTING SAID TREATED MATE-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |