US2801163A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for decomposing an amalgam
Assignee: Pintsch Bamag A B
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Filing: 1956-09-17
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Granted: 1957-07-30
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Expires: 1976-09-17
Abstract
No abstract record available.
Inventors
- 👤 Conforto Gaetano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:09
CPC Classifications
C; C22; C22C; C22C3/00; C22C3/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF DECOMPOSING AN AMALGAM, COMPRISING THE STEPS OF INTRODUCING AN AMALGAM INTO FIRST DECOMPOSER CELL PERMITTING IT TO PASS THERETHROUGH; PRETREATING SAID AMALGAM IN SAID FIRST DECOMPOSER CELL COUNTER CURRENT FLOW WITH AN AQUEOUS HYDROXIDE; TRANSFERRING SAID PRETREATED AMALGAM AFTER HAVING PASSED THROUGH SAID FIRST DECOMPOSER CELL INTO A SECOND DECOMPOSER CELL PERMITTING IT TO PASS THROUGH THE SAME; PASSING WATER THROUGH SAID SECOND DECOMPOSER CELL IN PARALLEL CURRENT TO SAID PRETREATED AMALGAM PASSING THEREETHROUGH, THEREBY FORMING FROM SAID AMALGAM AND WATER, MERCURY AND AN AQUEOUS HYDROXIDE; SEPARATING THE THUS-FORMED MERCURY AND AQUEOUS HYDROXIDE FROM EACH OTHER; AND INTRODUCING SAID SEPARATED AQUEOUS HYDROXIDE INTO SAID FIRST DECOMPOSER CELL FOR PRETREATING AMALGAM THEREIN.
Claim 2
Independent Claim
114 words
A METHOD OF DECOMPOSING AN AMALGAM, COMPRISING THE STEPS OF INTRODUCING AN AMALGAM INTO FIRST DECOMPOSER CELL PERMITTING IT TO PASS THERETHROUGH; PRETREATING SAID AMALGAM IN SAID FIRST DECOMPOSER CELL COUNTER CURRENT FLOW WITH AN AQUEOUS HYDROXIDE; TRANSFERRING SAID PRETREATED AMALGAM AFTER HAVING PASSED THROUGH SAID FIRST DECOMPOSER CELL INTO A SECOND DECOMPOSER CELL PERMITTING IT TO PASS THROUGH THE SAME; PASSING WATER THROUGH SAID SECOND DECOMPOSER CELL IN PARALLEL CURRENT TO SAID PRETREATED AMALGAM PASSING THEREETHROUGH, THEREBY FORMING FROM SAID AMALGAM AND WATER, MERCURY AND AN AQUEOUS HYDROXIDE; SEPARATING THE THUS-FORMED MERCURY AND AQUEOUS HYDROXIDE FROM EACH OTHER; AND INTRODUCING SAID SEPARATED AQUEOUS HYDROXIDE INTO SAID FIRST DECOMPOSER CELL FOR PRETREATING AMALGAM THEREIN.
References Cited (Backward Citations)
US623693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |