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US3085756A
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Apparatus and method for pulping
Assignee: John W Bolton and Sons Inc
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Filing: 1960-04-04
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Granted: 1963-04-16
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Expires: 1980-04-04
Abstract
No abstract record available.
Inventors
- 👤 Donald W Danforth
- 👤 Reus Gerrit H De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:53
CPC Classifications
D; D21; D21B; D21B1/00; D21B1/04; D21B1/12; D21B1/30; D21B1/34; D21B1/345; D21B1/347; D21D; D21D1/00; D21D1/20; D21D1/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
THE METHOD OF DISINTEGRATING THE CONTENTS OF A MATERIAL CONTAINER RAPIDLY WITH LOW CONSUMPTION OF ENERGY WHICH COMPRISES THE STEPS OF IMPARTING A VIGOROUS, VORTICAL, SPINNING CIRCULATION TO SAID CONTENTS WHILE CONTINUOUSLY DISCHARGING A STREAM THEREOF HORIZONTALLY AT THE BOTTOM OF SAID CONTAINER AND INTERMITTENTLY IMPACTING THE MATERIAL IN SAID STREAM, AND INTERMITTENTLY BARRING THE ADVANCE OF SAID STREAM, WHILE IMPARTING A VIGOROUS COUNTER VORTICAL, COUNTER SPINNING CIRCULATION TO SAID STREAM FOR DISINTEGRATING SAID CONTENTS WITH A SMOOTH, GENERALLY RADIAL FLOW IN FIXED VERTICAL PLANES.
Claim 2
Independent Claim
85 words
THE METHOD OF DISINTEGRATING THE CONTENTS OF A MATERIAL CONTAINER RAPIDLY WITH LOW CONSUMPTION OF ENERGY WHICH COMPRISES THE STEPS OF IMPARTING A VIGOROUS, VORTICAL, SPINNING CIRCULATION TO SAID CONTENTS WHILE CONTINUOUSLY DISCHARGING A STREAM THEREOF HORIZONTALLY AT THE BOTTOM OF SAID CONTAINER AND INTERMITTENTLY IMPACTING THE MATERIAL IN SAID STREAM, AND INTERMITTENTLY BARRING THE ADVANCE OF SAID STREAM, WHILE IMPARTING A VIGOROUS COUNTER VORTICAL, COUNTER SPINNING CIRCULATION TO SAID STREAM FOR DISINTEGRATING SAID CONTENTS WITH A SMOOTH, GENERALLY RADIAL FLOW IN FIXED VERTICAL PLANES.
References Cited (Backward Citations)
US1992447A
Cited
US2265936A
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US2706621A
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US2682810A
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GB822143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |