US2615907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid-liquid reaction processes
Assignee: Individual
•
Filing: 1947-03-11
•
Granted: 1952-10-28
•
Expires: 1967-03-11
Abstract
No abstract record available.
Inventors
- 👤 Stanton Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:27
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1236; C22B34/124; C22B34/125; B; B01; B01J; B01J16/00; B01J19/00; B01J19/26; B01J8/00; B01J8/08; B01J8/10; C01; C01B; C01B25/00; C01B25/16; C01B25/18; C01B25/22; C07; C07F; C07F7/00; C07F7/24; C22B3/00; C22B3/02; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00087; B01J2219/00094; B01J2219/00105; B01J2219/0011; B01J2219/00121; B01J2219/00159; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PROCESS FOR THE PREPARATION OF ALKYLATED LEAD COMPRISING MIXING COARSELY DIVIDED LEAD ALKALI METAL ALLOY AND ALKYL CHLORIDE UNDER HIGH SPEED AGITATION, INDUCED BY FLUID PROPULSION, IN A SUBSTANTIALLY VERTICAL ELLITICA PATH UNDER REACTION TEMPERATRE AND PRESSURE CONDITIONS, THE REACTIONS BEING SUBJECTED TO THE GREATEST CENTRIFUGAL COMPRESION IN A REGION OF HIGHEST COMPRESSION AT THE LOWER END THEREOF, SAID HIGHEST COMPRESSION REGION RESULTING FROM THE TENGENTIAL INTRODUCTION OF A FLUID PROPELLANT FROM THE OUTER PERIPHERY OF SAID PATH, WHEREBY THE REACTION IS INTENSIFIED AND FRESH REACTANT SURFACES ARE MAINTAINED, AND SEPARATING THE ALKYLATED LEAD PRODUCT FROM UNREACTED ALKYL CHLORIDE FROM RESIDUE.
Claim 2
Dependent Claim
102 words
A PROCESS FOR THE PREPARATION OF ALKYLATED LEAD COMPRISING MIXING COARSELY DIVIDED LEAD ALKALI METAL ALLOY AND ALKYL CHLORIDE UNDER HIGH SPEED AGITATION, INDUCED BY FLUID PROPULSION, IN A SUBSTANTIALLY VERTICAL ELLITICA PATH UNDER REACTION TEMPERATRE AND PRESSURE CONDITIONS, THE REACTIONS BEING SUBJECTED TO THE GREATEST CENTRIFUGAL COMPRESION IN A REGION OF HIGHEST COMPRESSION AT THE LOWER END THEREOF, SAID HIGHEST COMPRESSION REGION RESULTING FROM THE TENGENTIAL INTRODUCTION OF A FLUID PROPELLANT FROM THE OUTER PERIPHERY OF SAID PATH, WHEREBY THE REACTION IS INTENSIFIED AND FRESH REACTANT SURFACES ARE MAINTAINED, AND SEPARATING THE ALKYLATED LEAD PRODUCT FROM UNREACTED ALKYL CHLORIDE FROM RESIDUE.
References Cited (Backward Citations)
US1974167A
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US2237091A
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US2310806A
Cited
US2351091A
Cited
US2391723A
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US2385508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |