Patent US3067128A successfully refreshed from Google Patents.
US3067128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal oxide containing catalyst base
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1958-08-29
•
Granted: 1962-12-04
•
Expires: 1978-08-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles Newton Kimberlin
- 👤 Gladrow Elroy Merle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:46
CPC Classifications
B; B01; B01J; B01J37/00; B01J37/02; B01J37/0201; B01J20/00; B01J20/02; B01J20/06; B01J20/08; B01J23/00; B01J23/38; B01J23/40; B01J23/42; B01J35/00; B01J35/60; B01J21/00; B01J21/02; B01J21/04; B01J35/61; B01J35/612; B01J35/615; B01J35/63; B01J35/638; B01J35/64; B01J35/651; B01J35/653
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A METHOD OF FORMING AN ABSORBENT OF HIGH SURFACE AREA, HIGH POROSITY AND A MULTIPLICITY OF PORES OF ENLARGED DIAMETER WHICH COMPRISES PREPARING A METAL OXIDE HYDROSOL, EMULSIFYING A LARGER VOLUME OF SAID HYDROSOL WITH A SMALLER VOLUME OF A HYDROCARBON OIL TO FORM AN OIL-INWATER EMULSION, EFFECTING GELATION OF SAID EMULSION TO FORM A HYDROGEL COMPOSITE HAVING OIL DROPLETS TRAPPED THEREIN AND THEREAFTER REMOVING THE WATER AND OIL DROPLETS TO YIELD A DRY ADSORBENT OF HIGH SURFACE AREA AND HIGH POROSITY WHICH ALSO CONTAINS A MULTIPLICITY OF PORES OF ENLARGED DIAMETER.
Claim 2
Independent Claim
92 words
A METHOD OF FORMING AN ABSORBENT OF HIGH SURFACE AREA, HIGH POROSITY AND A MULTIPLICITY OF PORES OF ENLARGED DIAMETER WHICH COMPRISES PREPARING A METAL OXIDE HYDROSOL, EMULSIFYING A LARGER VOLUME OF SAID HYDROSOL WITH A SMALLER VOLUME OF A HYDROCARBON OIL TO FORM AN OIL-INWATER EMULSION, EFFECTING GELATION OF SAID EMULSION TO FORM A HYDROGEL COMPOSITE HAVING OIL DROPLETS TRAPPED THEREIN AND THEREAFTER REMOVING THE WATER AND OIL DROPLETS TO YIELD A DRY ADSORBENT OF HIGH SURFACE AREA AND HIGH POROSITY WHICH ALSO CONTAINS A MULTIPLICITY OF PORES OF ENLARGED DIAMETER.
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) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |