US3849533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sorption agent for nonsolid metals
Assignee: Roth Handels ch GmbH
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Filing: 1972-06-05
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Granted: 1974-11-19
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Expires: 1992-06-05
Abstract
Abstract 1. A METHOD OF COLLECTING A LIQUID METAL SELECTED FROM THE GOUP CONSISTING OF MERCYRY, GALLIUM, ROSE''S METAL, AND WOOD''S METAL WHICH COMPRISES CONTACTING SAID LIQUID METAL WITH A SOLID, ABSORBENT CARRIER IMPREGNATED WITH A WATER-SOLUBLE SALT OF A METAL MORE NOBLE THAN SAID LIQUID METAL UNTIL SAID LIQUID METAL REACTS WITH SAID SALT OF THE MORE NOBLE METAL TO FORM A SALT OF SAID LIQUID METAL, AND THE FORMED SALT IS ABSORBED BY SAID CARRIER.
Inventors
- 👤 W Hetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:57
CPC Classifications
C; C22; C22B; C22B43/00; B; B01; B01D; B01D53/00; B01D53/02; B01D53/34; B01D53/46; B01D53/64; B01J; B01J20/00; B01J20/02; B01J20/10; B01J20/103; C01; C01B; C01B32/00; C01B32/30; C01B32/312; C01B32/342; C01B32/348; C01G; C01G13/00; C02; C02F; C02F1/00; C02F1/28; C02F1/281; C22B3/00; C22B3/20; C22B3/22; C22B3/24; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A METHOD OF COLLECTING A LIQUID METAL SELECTED FROM THE GOUP CONSISTING OF MERCYRY, GALLIUM, ROSE''S METAL, AND WOOD''S METAL WHICH COMPRISES CONTACTING SAID LIQUID METAL WITH A SOLID, ABSORBENT CARRIER IMPREGNATED WITH A WATER-SOLUBLE SALT OF A METAL MORE NOBLE THAN SAID LIQUID METAL UNTIL SAID LIQUID METAL REACTS WITH SAID SALT OF THE MORE NOBLE METAL TO FORM A SALT OF SAID LIQUID METAL, AND THE FORMED SALT IS ABSORBED BY SAID CARRIER.
Claim 2
Independent Claim
75 words
A METHOD OF COLLECTING A LIQUID METAL SELECTED FROM THE GOUP CONSISTING OF MERCYRY, GALLIUM, ROSE''S METAL, AND WOOD''S METAL WHICH COMPRISES CONTACTING SAID LIQUID METAL WITH A SOLID, ABSORBENT CARRIER IMPREGNATED WITH A WATER-SOLUBLE SALT OF A METAL MORE NOBLE THAN SAID LIQUID METAL UNTIL SAID LIQUID METAL REACTS WITH SAID SALT OF THE MORE NOBLE METAL TO FORM A SALT OF SAID LIQUID METAL, AND THE FORMED SALT IS ABSORBED BY SAID CARRIER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-18 | 1978-05-20 | 1978-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-18 | 1982-05-20 | 1982-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-18 | 1986-05-20 | 1986-11-19 | $7700.00 | Window Closed / Lapsed |