US3385635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for unloading pulverulent bulk cargo from ships
Assignee: Interconsult AB
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Filing: 1963-01-21
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Granted: 1968-05-28
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Expires: 1983-01-21
Abstract
No abstract record available.
Inventors
- 👤 Carlsen Helmuth William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:13
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/04; B65G53/16; B65G53/18; B65G53/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
229 words
AN APPARATUS FOR DELIVERING PULVERULENT MATERIAL FROM TRANSPORTATION MEANS HAVING AN OPEN CARGO COMPARTMENT, COMPRISING IN COMBINATION A SEPARATOR TANK; A SUCTION SYSTEM INCLUDING A FIRST PUMP, A FIRST SUCTION CONDUIT CONNECTING SAID TANK WITH SAID FIRST PUMP FOR DRAWING AIR FROM SAID TANK, A SECOND SUCTION CONDUIT CONNECTING A BOTTOM PORTION OF SAID COMPARTMENT WITH SAID TANK FOR DRAWING AERATED MATERIAL FROM SAID COMPARTMENT INTO SAID TANK, SEPARATOR MEANS ASSOCIATED WITH SAID TANK FOR SEPARATING THE MATERIAL AND AIR DRAWN INTO SAID TANK AND COLLECTING THE MATERIAL IN SAID TANK, AND CONTROL VALVES IN SAIS SUCTION CONDUITS; AND A PRESSURE SYSTEM INCLUDING A SECOND PUMP, A FIRST AERATOR POSITIONED ON THE BOTTOM OF SAID COMPARTMENT BELOW THE INLET END OF SAID SECOND SUCTION CONDUIT FOR AERATING MATERIAL THEREAROUND, A FIRST PRESSURE CONDUIT CONNECTING SAID SECOND PUMP WITH SAID FIRST AERATOR FOR SUPPLYING SAID AERATOR WITH AIR UNDER PRESSURE, A SECOND AERATOR POSITIONED IN THE BOTTOM PORTION OF SAID TANK FOR AERATING MATERIAL COLLECTED THEREIN, A SECOND PRESSURE CONDUIT CONNECTING SAID SECOND PUMP WITH SAID SECOND AERATOR FOR SUPPLYING SAID SECOND AERATOR WITH AIR UNDER PRESSURE, A THIRD PRESSURE CONDUIT CONNECTING SAID SECOND PUMP WITH SAID TANK FOR SUPPLYING SAID TANK WITH AIR UNDER PRESSURE, A PRESSURE DISCHARGE CONDUIT CONNECTED TO SAID TANK FOR DISCHARGING AERATED MATERIAL FROM SAID TANK, AND CONTROL VALVES IN SAID PRESSURE AND DISCHARGE CONDUITS.
Claim 2
Independent Claim
229 words
AN APPARATUS FOR DELIVERING PULVERULENT MATERIAL FROM TRANSPORTATION MEANS HAVING AN OPEN CARGO COMPARTMENT, COMPRISING IN COMBINATION A SEPARATOR TANK; A SUCTION SYSTEM INCLUDING A FIRST PUMP, A FIRST SUCTION CONDUIT CONNECTING SAID TANK WITH SAID FIRST PUMP FOR DRAWING AIR FROM SAID TANK, A SECOND SUCTION CONDUIT CONNECTING A BOTTOM PORTION OF SAID COMPARTMENT WITH SAID TANK FOR DRAWING AERATED MATERIAL FROM SAID COMPARTMENT INTO SAID TANK, SEPARATOR MEANS ASSOCIATED WITH SAID TANK FOR SEPARATING THE MATERIAL AND AIR DRAWN INTO SAID TANK AND COLLECTING THE MATERIAL IN SAID TANK, AND CONTROL VALVES IN SAIS SUCTION CONDUITS; AND A PRESSURE SYSTEM INCLUDING A SECOND PUMP, A FIRST AERATOR POSITIONED ON THE BOTTOM OF SAID COMPARTMENT BELOW THE INLET END OF SAID SECOND SUCTION CONDUIT FOR AERATING MATERIAL THEREAROUND, A FIRST PRESSURE CONDUIT CONNECTING SAID SECOND PUMP WITH SAID FIRST AERATOR FOR SUPPLYING SAID AERATOR WITH AIR UNDER PRESSURE, A SECOND AERATOR POSITIONED IN THE BOTTOM PORTION OF SAID TANK FOR AERATING MATERIAL COLLECTED THEREIN, A SECOND PRESSURE CONDUIT CONNECTING SAID SECOND PUMP WITH SAID SECOND AERATOR FOR SUPPLYING SAID SECOND AERATOR WITH AIR UNDER PRESSURE, A THIRD PRESSURE CONDUIT CONNECTING SAID SECOND PUMP WITH SAID TANK FOR SUPPLYING SAID TANK WITH AIR UNDER PRESSURE, A PRESSURE DISCHARGE CONDUIT CONNECTED TO SAID TANK FOR DISCHARGING AERATED MATERIAL FROM SAID TANK, AND CONTROL VALVES IN SAID PRESSURE AND DISCHARGE CONDUITS.
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) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |