US3598527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammonia and methanol production
Assignee: MW Kellogg Co
•
Filing: 1968-10-11
•
Granted: 1971-08-10
•
Expires: 1988-10-11
Abstract
Abstract A PROCESS IS PROVIDED FOR THE MANUFACTURE OF METHANOL AND AMMONIA COMPRISING OPERATING SEQUENTIALLY A HIGH PRESSURE HYDROCARBON REFORMING ZONE IN SERIES WITH A LOW PRESSURE METHANOL SYNTHESIS ZONE, IN SERIES WITH A WATER SHIFT CONVERSION ZONE, IN SERIES WITH A CARBON DIOXIDE REMOVAL ZONE, IN SERIES WITH AN AMMONIA SYNTHESIS ZONE. SUCH COMBINATION TAKE ADVANTAGES OF SAID NEWLY DEVELOPED LOW PRESSURE METHANOL PROCESS AND THEREBY SAVES SUBSTANTIAL OPERATING COATS IN CARBON DIOXIDES COMPRESSION IN ADDITION TO SUBSTANTIALLY INVESTMENT COSTS BY UTILIZING A SINGLE PROCESS TRAIN INSTEAD OF THE HERETOFORE EMPLOYED INDEPENDENT METHANOL AND AMMONIA PLANTS.
Inventors
- 👤 Orlando J Quartulli
- 👤 Robert Jay Kandall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:44
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/15; C07C29/151; C07C29/1516; C07C29/1518; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/36; C01B3/38; C01B3/382; C01C; C01C1/00; C01C1/02; C01C1/04; C01C1/0405; C01C1/0488; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |