Patent US2876652A successfully refreshed from Google Patents.
Patent US4165360A successfully refreshed from Google Patents.
US4165360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-phase flow tube for mixing, reacting and evaporating components
Assignee: Bayer AG
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Filing: 1977-08-31
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Granted: 1979-08-21
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Expires: 1997-08-31
Abstract
Abstract An apparatus for mixing, reacting and/or evaporating components in a multi-phase flow tube, comprising a helically wound tube having an inlet pipe in the closed tube periphery and a separation vessel at the end of the tube. The coiled tube is surrounded by a tempering jacket divided into sections.
Inventors
- 👤 Clemens Casper
- 👤 Axel Lippert
- 👤 Johannes O. Sajben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:53
CPC Classifications
F; F28; F28D; F28D7/00; F28D7/02; F28D7/022; B; B01; B01D; B01D1/00; B01D1/02; B01D1/22; B01F; B01F25/00; B01F25/40; B01F25/42; B01F25/43; B01F25/433; B01F25/4331; B01F35/00; B01F35/90; B01F35/92; B01J; B01J10/00; B01J10/02; B01J19/00; B01J19/24; B01J19/2415; B01J19/243; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00087; B01J2219/00094
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
100 words
An apparatus for mixing, reacting and/or evaporating components in a multi-phase flow tube, comprising a helically wound tube having an entrance end and an exit end, having a feed pipe in the entrance end of the tube and a separation vessel at the exit end of the tube, the helically wound tube being surrounded by a tempering jacket divided into sections, and one or more conduits, said conduits opening in the tube and projecting through the tempering jacket, through the tube wall and beyond the internal surface of the tube wall, arranged along the axis of the helically wound tube.
Claim 2
Independent Claim
100 words
An apparatus for mixing, reacting and/or evaporating components in a multi-phase flow tube, comprising a helically wound tube having an entrance end and an exit end, having a feed pipe in the entrance end of the tube and a separation vessel at the exit end of the tube, the helically wound tube being surrounded by a tempering jacket divided into sections, and one or more conduits, said conduits opening in the tube and projecting through the tempering jacket, through the tube wall and beyond the internal surface of the tube wall, arranged along the axis of the helically wound tube.
Claim 3
Dependent Claim
17 words
The apparatus of claim 1, wherein the feed pipe is in the form of a two-component nozzle.
Claim 4
Dependent Claim
23 words
The apparatus of claim 1, wherein the openings of the conduits in the helically wound tube are not in the form of nozzles.
References Cited (Backward Citations)
US2259180A
Cited
US2440623A
Cited
US2737479A
Cited
US3254965A
Cited
US2971969A
Cited
US3834441A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-08-20 | 1983-02-19 | 1983-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-08-20 | 1987-02-19 | 1987-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-08-20 | 1991-02-19 | 1991-08-21 | $7700.00 | Window Closed / Lapsed |