US3714038A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and product for converting organic materials by pyrolysis or hydrogenation
Assignee: Black Clawson Co
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Filing: 1970-12-18
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Granted: 1973-01-30
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Expires: 1990-12-18
Abstract
Abstract A PROCESS FOR CHEMICALLY CHANGING SOLID WASTE MATERIALS TO OBTAIN VALUABLE ORGANIC PRODUCTS THEREFROM CONSISTS OF PULPING A MIXTURE OF ORGANIC AND INORGANIC WASTES IN A LIQUID SUCH AS WATER TO FORM A SLURRY, REMOVING INORGANICS FROM THE SLURRY, DEWATERING THE RESULTING SLURRY OF IRGABUCS ABD EUTGER PYROLYZING OR HYDROGENATING THE DEWATERED SLURRY. ADDITIONALLY, IF IT IS DESIRED TO SORT THE ORGANICS BY TYPES OR BY SPECIFIC MATERIALS FOR SEPARATE PYROLYSIS OR HYDROGENATION, THIS MAY BE DONE BY ONE OR MORE SCREENING, CLASSIFYING OR SEPARATING STEPS INTERMEDIATE THE PULPING AND PYROLYSIS OR HYDROGENATION STEPS.
Inventors
- 👤 P Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:22
CPC Classifications
B; B03; B03B; B03B9/00; B03B9/06; C; C10; C10B; C10B53/00; C10B53/02; C10G; C10G1/00; C10G1/002; C10J; C10J3/00; C10J3/58; C10J3/60; C10J3/64; C10J3/66; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0946; C10J2300/0953; C10J2300/0966; C10J2300/18; C10J2300/1807; C10J2300/1823; Y; Y02; Y02E; Y02E50/00; Y02E50/10; Y10; Y10S; Y10S241/00; Y10S241/38; Y10S423/00; Y10S423/18
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |