US2597201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive liquid compositions suitable for electrostatic dust precipitators
Assignee: Westinghouse Electric Corp
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Filing: 1949-11-14
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Granted: 1952-05-20
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Expires: 1969-11-14
Abstract
No abstract record available.
Inventors
- 👤 Swiss Jack
- 👤 George W Hewitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:47
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; B; B03; B03C; B03C3/00; B03C3/34; B03C3/40; B03C3/45; B03C3/53; B03C3/74; B03C3/78; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/109; C10N; C10N2040/00; C10N2040/14; C10N2040/16; C10N2040/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A HOMOGENEOUS LIQUID COMPOSITION SUITABLE FOR USE AS A READILY WATER WASHABLE PARTICLEADHERENT COATING IN DUST PRECIPITATORS, PARTICLEING AS ITS ESSENTIAL INGREDIENTS FROM 60 TO 95 PARTS BY WEIGHT OF A HYDROCARBON OIL OF A VISCOSITY OF FROM 1000 TO 5 CENTISTOKES AND FROM 40 TO 5 PARTS BY WEIGHT OF A MIXTURE OF NON-IONIC SURFACE ACTIVE AGENTS, THE AGENTS BEING SELECTED FROM THE POLYOXYALKYLENE SORBITAN MONOACID ESTERS OF ACIDS SELECTED FROM THE GROUP CONSISTING OF OLEIC, PALMITIC, STEARIC AND LAURIC ACIDS, AT LEAST ONE OF THE AGENTS BEING READILY SOLUBLE IN THE OIL AND AT LEAST 2 PARTS COMPRISING ANOTHER AGENT RELATIVELY INSOLUBLE IN THE OIL, BUT AT LEAST THE LATTER BEING RELATIVELY SOLUBLE IN WATER, THE SURFACE ACTIVE AGENTS BEING MUTUALLY SOLUBLE, THE AMOUNT OF OILSOLUBLE AGENT BEING NOT LESS THAN THE AMOUNT OF THE OIL-INSOLUBLE AGENT.
Claim 2
Dependent Claim
139 words
A HOMOGENEOUS LIQUID COMPOSITION SUITABLE FOR USE AS A READILY WATER WASHABLE PARTICLEADHERENT COATING IN DUST PRECIPITATORS, PARTICLEING AS ITS ESSENTIAL INGREDIENTS FROM 60 TO 95 PARTS BY WEIGHT OF A HYDROCARBON OIL OF A VISCOSITY OF FROM 1000 TO 5 CENTISTOKES AND FROM 40 TO 5 PARTS BY WEIGHT OF A MIXTURE OF NON-IONIC SURFACE ACTIVE AGENTS, THE AGENTS BEING SELECTED FROM THE POLYOXYALKYLENE SORBITAN MONOACID ESTERS OF ACIDS SELECTED FROM THE GROUP CONSISTING OF OLEIC, PALMITIC, STEARIC AND LAURIC ACIDS, AT LEAST ONE OF THE AGENTS BEING READILY SOLUBLE IN THE OIL AND AT LEAST 2 PARTS COMPRISING ANOTHER AGENT RELATIVELY INSOLUBLE IN THE OIL, BUT AT LEAST THE LATTER BEING RELATIVELY SOLUBLE IN WATER, THE SURFACE ACTIVE AGENTS BEING MUTUALLY SOLUBLE, THE AMOUNT OF OILSOLUBLE AGENT BEING NOT LESS THAN THE AMOUNT OF THE OIL-INSOLUBLE AGENT.
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) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |