US2946112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing light weight aggregate
Assignee: Beazer East Inc
•
Filing: 1956-07-10
•
Granted: 1960-07-26
•
Expires: 1976-07-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Linwood G Tucker
- 👤 Andrew J Kantor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:10
CPC Classifications
C; C04; C04B; C04B18/00; C04B18/04; C04B18/06; C04B18/08; C04B18/085; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/91; Y10; Y10S; Y10S106/00; Y10S106/01; Y10S264/00; Y10S264/49; Y10S425/00; Y10S425/101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PROCESS FOR FORMING A LIGHT WEIGHT AGGREGATE FROM FLY ASH DERIVED FROM THE COMBUSTION OF COAL COMPRISING THE STEPS OF TREATING FLY ASH OF APPROXIMATELY 300 MESH FINENESS WITH BENTONITE HAVING PROPORTIONS OF 1/2 TO 2% BY WEIGHT OF BENTONITE BASED ON WEIGHT OF THE DRY MIX, APPROXIMATELY 23% TO APPROXIMATELY 26% BY WEIGHT OF WATER AND REMAINING PORTIONS OF THE FLY ASH, PELLETIZING SAID BINDER AND FLY ASH MIXTURE TO FORM POROUS FLY ASH AGGIOMERATES IN THE FORM OF DISCRETE PELLETS OF SUBSTANTIALLY UNIFORM SIZE, AND SINTERING A MULTI LAYER MASS OF SAID PELLETS TO FORM HARDENED LIGHT WEIGHT AGGREGATE.
Claim 2
Dependent Claim
102 words
A PROCESS FOR FORMING A LIGHT WEIGHT AGGREGATE FROM FLY ASH DERIVED FROM THE COMBUSTION OF COAL COMPRISING THE STEPS OF TREATING FLY ASH OF APPROXIMATELY 300 MESH FINENESS WITH BENTONITE HAVING PROPORTIONS OF 1/2 TO 2% BY WEIGHT OF BENTONITE BASED ON WEIGHT OF THE DRY MIX, APPROXIMATELY 23% TO APPROXIMATELY 26% BY WEIGHT OF WATER AND REMAINING PORTIONS OF THE FLY ASH, PELLETIZING SAID BINDER AND FLY ASH MIXTURE TO FORM POROUS FLY ASH AGGIOMERATES IN THE FORM OF DISCRETE PELLETS OF SUBSTANTIALLY UNIFORM SIZE, AND SINTERING A MULTI LAYER MASS OF SAID PELLETS TO FORM HARDENED LIGHT WEIGHT AGGREGATE.
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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) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |