US3085948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous degreaser
Assignee: Detrex Corp
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Filing: 1961-07-17
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Granted: 1963-04-16
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Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Kearney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:01
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/02; C23G5/04; B; B01; B01D; B01D37/00; B01D37/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A DEGREASING APPARATUS ADAPTED FOR SUBSTANTIALLY CONTINUOUS OPERATION, SAID APPARATUS INCLUDING A DEGREASER AND A MULTI-STAGE STILL; SAID DEGREASER INCLUDING A STORAGE FOR VOLATILE LIQUID SOLVENT HAVING AN UPPER CHAMBER FOR THE SOLVENT VAPORS, MEANS FOR RECEIVING WORK TO BE CLEANED INTO SAID UPPER CHAMBER, AND SUMP MEANS FOR COLLECTING LIQUID SOLVENTS AND INSOLUBLE AND SOLUBLE SOILS INCLUDING OLEAGINOUS MATERIALS; SAID MULTI-STAGE STILL HAVING STILL MEANS EXTERNAL OF SAID DEGREASER HAVING COMMUNICATION MEANS TO SAID SUMP MEANS FOR RECEIVING A MIXTURE OF LIQUID SOLVENT AND SOLUBLE SOILS, INCLUDING OLEAGINOUS MATERIALS, HAVING MEANS FOR DISTILLING OFF THE SOLVENT, AND HAVING COMMUNICATION
Claim 2
Dependent Claim
100 words
A DEGREASING APPARATUS ADAPTED FOR SUBSTANTIALLY CONTINUOUS OPERATION, SAID APPARATUS INCLUDING A DEGREASER AND A MULTI-STAGE STILL; SAID DEGREASER INCLUDING A STORAGE FOR VOLATILE LIQUID SOLVENT HAVING AN UPPER CHAMBER FOR THE SOLVENT VAPORS, MEANS FOR RECEIVING WORK TO BE CLEANED INTO SAID UPPER CHAMBER, AND SUMP MEANS FOR COLLECTING LIQUID SOLVENTS AND INSOLUBLE AND SOLUBLE SOILS INCLUDING OLEAGINOUS MATERIALS; SAID MULTI-STAGE STILL HAVING STILL MEANS EXTERNAL OF SAID DEGREASER HAVING COMMUNICATION MEANS TO SAID SUMP MEANS FOR RECEIVING A MIXTURE OF LIQUID SOLVENT AND SOLUBLE SOILS, INCLUDING OLEAGINOUS MATERIALS, HAVING MEANS FOR DISTILLING OFF THE SOLVENT, AND HAVING COMMUNICATION
References Cited (Backward Citations)
US1939841A
Cited
US2924557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |