Patent US3133875A successfully refreshed from Google Patents.
US3133875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for removing fogs and vapors from gases and gas mixtures
Assignee: Hoechst AG
•
Filing: 1957-11-29
•
Granted: 1964-05-19
•
Expires: 1977-11-29
Abstract
No abstract record available.
Inventors
- 👤 Hirschbeck Josef
- 👤 Bavaria Uppr
- 👤 Rothe Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:54
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/02; B01D47/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A PROCESS FOR COMPLETELY REMOVING DROPLETS OF A LIQUID SUBSTANCE IN THE FORM OF AN AEROSOL FROM A GAS WHICH CARRIES THEM COMPRISING THE PUMPING OF SAID GAS THROUGH A LIQUID PISTON TYPE ROTARY BLOWER AND A SERIESCONNECTED SEPARATING VESSEL WHICH IS CHARGED BY SAID LIQUID PISTON TYPE ROTARY BLOWER, SAID LIQUID PISTON TYPE ROTARY BLOWER AND SAID SEPARATING VESSEL CONTAINING A LIQUID IN WHICH SAID DROPLETS ARE SOLUBLE, AND SAID GAS BEING THEREBY THROWN INTO INTIMATE TURBULENT SURFACE CONTACT WITH SAID LIQUID TO COMPLETELY REMOVE ALL OF SAID DROPLETS FROM SAID GAS.
Claim 2
Dependent Claim
93 words
A PROCESS FOR COMPLETELY REMOVING DROPLETS OF A LIQUID SUBSTANCE IN THE FORM OF AN AEROSOL FROM A GAS WHICH CARRIES THEM COMPRISING THE PUMPING OF SAID GAS THROUGH A LIQUID PISTON TYPE ROTARY BLOWER AND A SERIESCONNECTED SEPARATING VESSEL WHICH IS CHARGED BY SAID LIQUID PISTON TYPE ROTARY BLOWER, SAID LIQUID PISTON TYPE ROTARY BLOWER AND SAID SEPARATING VESSEL CONTAINING A LIQUID IN WHICH SAID DROPLETS ARE SOLUBLE, AND SAID GAS BEING THEREBY THROWN INTO INTIMATE TURBULENT SURFACE CONTACT WITH SAID LIQUID TO COMPLETELY REMOVE ALL OF SAID DROPLETS FROM SAID GAS.
References Cited (Backward Citations)
US1282799A
Cited
US1762229A
Cited
US2098378A
Cited
US2260600A
Cited
US2280100A
Cited
US2413461A
Cited
US2453374A
Cited
US2603305A
Cited
US2668754A
Cited
US2947383A
Cited
US2758068A
Cited
US2858903A
Cited
US2812830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |