US3406098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge and purifying device for gaseous products
Assignee: Houilleres du Bassin du Nord et du Pas de Calais
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Filing: 1965-03-15
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Granted: 1968-10-15
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Expires: 1985-03-15
Abstract
No abstract record available.
Inventors
- 👤 Humez Joachim
- 👤 Meunier Maurice Germai Jacques
- 👤 Soubrier Louis Pierre Clement
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:11
CPC Classifications
C; C10; C10B; C10B27/00; C10B27/04; Y; Y10; Y10S; Y10S261/00; Y10S261/09; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86236
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A DEVICE FOR CATCHING AND PURIFYING SMOKE PRODUCED DURING THE CHARGING OF A COKE OVEN PROVIDED WITH AT LEAST ONE CHARGING HOLE, COMPRISING IN COMBINATION, IN RESPECT OF SAID CHARGING HOLE OF SAID COKE OVEN, A RETRACTABLE SMOKE-BOX, A FIXED SUCTION PIPE, A SLIDING JOINT MEANS BETWEEN SAID SMOKE-BOX AND SAID PIPE TO PROVIDE FIRST AND SECOND RELATIVE POSITIONS BETWEEN SAID SMOKE-BOX AND PIPE, THE SMOKE-BOX AND PIPE BEING IN COMMUNICATION WITH ONE ANOTHER IN SAID FIRST POSITION AND ISOLATED FROM THE AMBIENT ATMOSPHERE, WHEREAS IN THE SECOND POSITION THE SMOKE-BOX IS OPEN TO ATMOSPHERE AND THE PIPE IS ISOLATED THEREFROM, A HYDRAULIC URIFIER HAVING AN INCLINED CHAMBER AND INCLUDING LOW AND TOP PORTIONS OF WHICH THE TOP PORTION IS OPERATIVELY CONNECTED WITH SAID PIPE, A SEPARATOR OPERATIVELY CONNECTED TO THE LOW PORTION OF SAID HYDRAULIC PURIFIER, SAID SEPARATOR BEING PROVIDED WITH A GAS, OUTLET, AND SUCTION MEANS OPEATIVELY CONNECTED TO SAID GAS OUTLET OF SAID HYDRAULIC SEPARATOR.
Claim 2
Independent Claim
158 words
A DEVICE FOR CATCHING AND PURIFYING SMOKE PRODUCED DURING THE CHARGING OF A COKE OVEN PROVIDED WITH AT LEAST ONE CHARGING HOLE, COMPRISING IN COMBINATION, IN RESPECT OF SAID CHARGING HOLE OF SAID COKE OVEN, A RETRACTABLE SMOKE-BOX, A FIXED SUCTION PIPE, A SLIDING JOINT MEANS BETWEEN SAID SMOKE-BOX AND SAID PIPE TO PROVIDE FIRST AND SECOND RELATIVE POSITIONS BETWEEN SAID SMOKE-BOX AND PIPE, THE SMOKE-BOX AND PIPE BEING IN COMMUNICATION WITH ONE ANOTHER IN SAID FIRST POSITION AND ISOLATED FROM THE AMBIENT ATMOSPHERE, WHEREAS IN THE SECOND POSITION THE SMOKE-BOX IS OPEN TO ATMOSPHERE AND THE PIPE IS ISOLATED THEREFROM, A HYDRAULIC URIFIER HAVING AN INCLINED CHAMBER AND INCLUDING LOW AND TOP PORTIONS OF WHICH THE TOP PORTION IS OPERATIVELY CONNECTED WITH SAID PIPE, A SEPARATOR OPERATIVELY CONNECTED TO THE LOW PORTION OF SAID HYDRAULIC PURIFIER, SAID SEPARATOR BEING PROVIDED WITH A GAS, OUTLET, AND SUCTION MEANS OPEATIVELY CONNECTED TO SAID GAS OUTLET OF SAID HYDRAULIC SEPARATOR.
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) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |