Patent EP0304321A1 successfully refreshed from Google Patents.
US2653883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination steel and die casting cleaning process
Assignee: Ford Motor Co
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Filing: 1951-12-03
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Granted: 1953-09-29
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Expires: 1971-12-03
Abstract
No abstract record available.
Inventors
- 👤 Julius A Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:19
CPC Classifications
C; C23; C23G; C23G1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
THE PROCESS OF CLEANING STEEL AND DIE CAST ARTICLES IN A SINGLE CONTAINER COMPRISING FILLING SAID CONTAINER WITH AN AQUEOUS BASE CLEANING SOLUTION UPON WHICH IS FLOATED A LAYER OF A WATER INSOLUBLE GREASE SOLVENT, AGITATING ONE PORTION OF THE SURFACE AREA OF THE CONTAINER SUFFICIENTLY VIGOROUSLY TO SUBSTANTIALLY COMPLETELY DISSIPATE THE GREASE SOLVENT LAYER OVER THE AGITATED AREA AND EMULSIFY THE GREASE SOLVENT, IMMERSING THE DIE CAST ARTICLES INTO THE CONTAINER THROUGH AN UNAGICATED AREA, REMOVING THE CAST ARTICLES AND IMMERSING AND REMOVING THE STEEL ARTICLES ONLY THROUGH THE AGITATED AREA.
Claim 2
Dependent Claim
92 words
THE PROCESS OF CLEANING STEEL AND DIE CAST ARTICLES IN A SINGLE CONTAINER COMPRISING FILLING SAID CONTAINER WITH AN AQUEOUS BASE CLEANING SOLUTION UPON WHICH IS FLOATED A LAYER OF A WATER INSOLUBLE GREASE SOLVENT, AGITATING ONE PORTION OF THE SURFACE AREA OF THE CONTAINER SUFFICIENTLY VIGOROUSLY TO SUBSTANTIALLY COMPLETELY DISSIPATE THE GREASE SOLVENT LAYER OVER THE AGITATED AREA AND EMULSIFY THE GREASE SOLVENT, IMMERSING THE DIE CAST ARTICLES INTO THE CONTAINER THROUGH AN UNAGICATED AREA, REMOVING THE CAST ARTICLES AND IMMERSING AND REMOVING THE STEEL ARTICLES ONLY THROUGH THE AGITATED AREA.
References Cited (Backward Citations)
US2389488A
Cited
US2538340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |