US3363846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for producing small particles
Assignee: Nuclear Materials and Equipment Corp
•
Filing: 1965-12-16
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Granted: 1968-01-16
•
Expires: 1985-12-16
Abstract
No abstract record available.
Inventors
- 👤 John E Eck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:32
CPC Classifications
B; B02; B02C; B02C19/00; B02C19/18; B02C19/186; B22; B22F; B22F9/00; B22F9/02; B22F9/04; B22F2999/00; Y; Y10; Y10S; Y10S241/00; Y10S241/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE METHOD OF PRODUCING SMALL PARTICLES FROM A MASS OF LARGER BODIES OF MATERIALS SUCH AS ZIRCONIUM, HAFNIUM, TITANIUM, NIOBIUM AND TANTALUM AND THEIR ALLOYS WHILE MAINTAINING THE HYDROGEN, OXYGEN AND NITROGEN IN THE GROUND PRODUCT AT A MINIMUM, THE SAID METHOD COMPRISING SUBJECTING SAID BODIES TO MECHANICAL FORCES AND CONTINUOUSLY INJECTING LIQUID NITROGEN INTO SAID MASS AS SAID MASS IS BEING SO SUBJECTED TO SAID MECHANICAL FORCES.
Claim 2
Independent Claim
68 words
THE METHOD OF PRODUCING SMALL PARTICLES FROM A MASS OF LARGER BODIES OF MATERIALS SUCH AS ZIRCONIUM, HAFNIUM, TITANIUM, NIOBIUM AND TANTALUM AND THEIR ALLOYS WHILE MAINTAINING THE HYDROGEN, OXYGEN AND NITROGEN IN THE GROUND PRODUCT AT A MINIMUM, THE SAID METHOD COMPRISING SUBJECTING SAID BODIES TO MECHANICAL FORCES AND CONTINUOUSLY INJECTING LIQUID NITROGEN INTO SAID MASS AS SAID MASS IS BEING SO SUBJECTED TO SAID MECHANICAL FORCES.
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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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |