US3201828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure apparatus
Assignee: ABB Norden Holding AB
•
Filing: 1962-12-18
•
Granted: 1965-08-24
•
Expires: 1982-12-18
Abstract
No abstract record available.
Inventors
- 👤 Fryklund Per Ake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:39
CPC Classifications
B; B01; B01J; B01J3/00; B01J3/06; B01J3/065; B30; B30B; B30B11/00; B30B11/004; Y; Y10; Y10S; Y10S425/00; Y10S425/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
HIGH PRESSURE APPARATUS COMPRISING AN OUTER PRESSURE ABSORBING MEANS, A PRESSURE CHAMBER INCLUDING MEANS FORMING TWO END SURFACES AND MEANS FORMING SIDE SURFACES AND HAVING AN AXIS RUNNING THROUGH THE END SURFACES, THE MEANS FORMING SAID SIDE SURFACES OF THE PRESSURE CHAMBER COMPRISING A PLURALITY OF BLOCKS ARRANGED AROUND THE PRESSURE CHAMBER AND HAVING SIDE SURFACES FACING EACH OTHER, THERE BEING GAPS BETWEEN SAID SIDE SURFACES OF THE BLOCKS, SAID BLOCKS BEING MOVABLE IN THE AXIAL DIRECTION IN SAID OUTER PRESSURE ABSORBING MEANS, SAID BLOCKS AND SAID OUTER PRESSURE ABSORBING MEANS HAVING COOPERATING MEANS TO PRODUCE MOVEMENT OF THE BLOCKS TOWARDS THE INTERIOR OF THE PRESSURE CHAMBER IN RESPONSE TO AXIAL MOVEMENT OF THE BLOCKS IN ONE DIRECTION FOR COMPRESSING A MATERIAL ARRANGED IN THE PRESSURE CHAMBER, SAID MEANS FORMING END SURFACES OF THE PRESSURE CHAMBER BEING PRESSURE-RESISTING MEANS SEALED TO THE BLOCKS AND BOTHE MOUNTED FOR AXIAL MOVEMENT IN THE SAME DIRECTION WITH RESPECT TO THE OUTER PRESSURE ABSORBING MEANS TO FOLLOW THE AXIAL MOVEMENT OF THE BLOCKS.
Claim 2
Dependent Claim
169 words
HIGH PRESSURE APPARATUS COMPRISING AN OUTER PRESSURE ABSORBING MEANS, A PRESSURE CHAMBER INCLUDING MEANS FORMING TWO END SURFACES AND MEANS FORMING SIDE SURFACES AND HAVING AN AXIS RUNNING THROUGH THE END SURFACES, THE MEANS FORMING SAID SIDE SURFACES OF THE PRESSURE CHAMBER COMPRISING A PLURALITY OF BLOCKS ARRANGED AROUND THE PRESSURE CHAMBER AND HAVING SIDE SURFACES FACING EACH OTHER, THERE BEING GAPS BETWEEN SAID SIDE SURFACES OF THE BLOCKS, SAID BLOCKS BEING MOVABLE IN THE AXIAL DIRECTION IN SAID OUTER PRESSURE ABSORBING MEANS, SAID BLOCKS AND SAID OUTER PRESSURE ABSORBING MEANS HAVING COOPERATING MEANS TO PRODUCE MOVEMENT OF THE BLOCKS TOWARDS THE INTERIOR OF THE PRESSURE CHAMBER IN RESPONSE TO AXIAL MOVEMENT OF THE BLOCKS IN ONE DIRECTION FOR COMPRESSING A MATERIAL ARRANGED IN THE PRESSURE CHAMBER, SAID MEANS FORMING END SURFACES OF THE PRESSURE CHAMBER BEING PRESSURE-RESISTING MEANS SEALED TO THE BLOCKS AND BOTHE MOUNTED FOR AXIAL MOVEMENT IN THE SAME DIRECTION WITH RESPECT TO THE OUTER PRESSURE ABSORBING MEANS TO FOLLOW THE AXIAL MOVEMENT OF THE BLOCKS.
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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |