Patent US5132055A successfully refreshed from Google Patents.
US5132055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid distributor for heat and material exchange column, for example with lining, and column provided with such distributor
Assignee: LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
•
Filing: 1990-12-12
•
Granted: 1992-07-21
•
Expires: 2010-12-12
Abstract
Abstract This distributor comprises: a peripheral crown; a series of vertical partitions fixedly mounted on the crown at both ends thereof and extending parallel to one another; sealingly closing means bounding, between the vertical partitions, alternate spaces for collecting gas and liquid; means enabling the upward evacuation of the gas contained in the spaces for collecting gas; and a perforated bottom disposed at the base of each liquid collecting space and sealingly connected to the or each adjacent vertical partition and to the crown. Application to air distillation columns.
Inventors
- 👤 Jean-Francois Alleaume
- 👤 Patrice Andre
- 👤 Christian Barbe
- 👤 Maurice Bosquain
- 👤 Jean-Yves Lehman
- 👤 Pierre Jeannot
- 👤 Francois Darchis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:48
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/04; F25J3/04763; B; B01; B01D; B01D3/00; B01D3/008; B01D3/14; B01D3/16; B01D3/22; B01J; B01J19/00; B01J19/30; B01J19/305; F25J3/04866; F25J3/04896; F25J3/04927; F25J2200/00; F25J2200/90
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
150 words
Fluid distributor for a heat and material exchange column, comprising a series of adjacent parallel elements defining alternate gas and liquid spaces, each element having at least one horizontal bottom portion provided with at least one row of apertures and at least one upright wall portion provided with an upper row of openings, each element being generally U-shaped in cross-section and including said upright wall portions each having a terminal portion which is outwardly bent and is connected with a terminal portion of the upright wall portion of an adjacent element to define one of the gas spaces, said upper row of openings being formed in the upper part of the upright wall portions and the elements being fixed by their bottom portions to a peripheral crown, each liquid space including at least one overflow flue having an upper end at a lower level than the upper row of openings.
Claim 2
Dependent Claim
150 words
Fluid distributor for a heat and material exchange column, comprising a series of adjacent parallel elements defining alternate gas and liquid spaces, each element having at least one horizontal bottom portion provided with at least one row of apertures and at least one upright wall portion provided with an upper row of openings, each element being generally U-shaped in cross-section and including said upright wall portions each having a terminal portion which is outwardly bent and is connected with a terminal portion of the upright wall portion of an adjacent element to define one of the gas spaces, said upper row of openings being formed in the upper part of the upright wall portions and the elements being fixed by their bottom portions to a peripheral crown, each liquid space including at least one overflow flue having an upper end at a lower level than the upper row of openings.
Claim 3
Dependent Claim
152 words
Fluid distributor for a heat and material exchange column, comprising a series of adjacent parallel elements defining alternate gas and liquid spaces, each element having at least one horizontal bottom portion provided with at least one row of apertures and at least one upright wall portion provided with an upper row of openings, each element being generally U-shaped in cross-section and including said upright wall portions each having a terminal portion which is outwardly bent and is connected with a terminal portion of the upright wall portion of an adjacent element to define one of the gas spaces, said upper row of openings being formed in the upper part of the upright wall portions and the elements being fixed by their bottom portions to a peripheral crown, and an upwardly extending peripheral cylindrical skirt sealingly mounted on the peripheral crown and bounding a peripheral channel communicating with all of the liquid spaces.
Claim 4
Dependent Claim
152 words
Fluid distributor for a heat and material exchange column, comprising a series of adjacent parallel elements defining alternate gas and liquid spaces, each element having at least one horizontal bottom portion provided with at least one row of apertures and at least one upright wall portion provided with an upper row of openings, each element being generally U-shaped in cross-section and including said upright wall portions each having a terminal portion which is outwardly bent and is connected with a terminal portion of the upright wall portion of an adjacent element to define one of the gas spaces, said upper row of openings being formed in the upper part of the upright wall portions and the elements being fixed by their bottom portions to a peripheral crown, and an upwardly extending peripheral cylindrical skirt sealingly mounted on the peripheral crown and bounding a peripheral channel communicating with all of the liquid spaces.
Claim 5
Dependent Claim
19 words
The distributor according to claim 2 wherein the gas spaces are partially closed at opposite ends thereof by plates.
Claim 6
Dependent Claim
34 words
The distributor according to claim 2 wherein the bottom portion of each element includes two parallel rows of apertures, and wherein all of the apertures of the distributor form a diamond shaped regular network.
Claim 7
Dependent Claim
12 words
The distributor according to claim 2 wherein the openings are vertically elongated.
Claim 8
Dependent Claim
22 words
The distributor according to claim 2 wherein the openings in two adjacent upright wall portions are offset with respect to one another.
Claim 9
Dependent Claim
34 words
The distributor according to claim 2 further comprising at least one pair of plates positioned in each liquid space for redistribution along said liquid space of liquid which comes in contact with the distributor.
Claim 10
Dependent Claim
49 words
The distributor according to claim 2 wherein the upright wall portions include rows of aligned orifices sealingly connected by means of tubular sections through which extend perforated tubes through which pass liquid and gas, respectively, respective groups of tubes being connected at one end by means of respective collectors.
Claim 11
Dependent Claim
166 words
A heat and material exchange column comprising at least one distributor having a series of adjacent parallel elements defining alternate gas and liquid spaces, each element having at least one horizontal bottom portion provided with at least one row of apertures and at least one upright wall portion provided with an upper row of openings, each element being generally U-shaped in cross-section and including said upright wall portions each having a terminal portion which is outwardly bent and is connected with a terminal portion of the upright wall portion of an adjacent element to define one of the gas spaces, said upper row of openings being formed in the upper part of the upright wall portions and the elements being fixed by their bottom portions to a peripheral crown, said distributor being supported in the column by means of its peripheral crown, and at least one organized packing section directly supported by the terminal portions of the upright wall portions of the elements of the distributor.
Claim 12
Dependent Claim
166 words
A heat and material exchange column comprising at least one distributor having a series of adjacent parallel elements defining alternate gas and liquid spaces, each element having at least one horizontal bottom portion provided with at least one row of apertures and at least one upright wall portion provided with an upper row of openings, each element being generally U-shaped in cross-section and including said upright wall portions each having a terminal portion which is outwardly bent and is connected with a terminal portion of the upright wall portion of an adjacent element to define one of the gas spaces, said upper row of openings being formed in the upper part of the upright wall portions and the elements being fixed by their bottom portions to a peripheral crown, said distributor being supported in the column by means of its peripheral crown, and at least one organized packing section directly supported by the terminal portions of the upright wall portions of the elements of the distributor.
Claim 13
Dependent Claim
15 words
The column according to claim 9 wherein the packing section is of the undulated-crossed type.
Claim 14
Dependent Claim
20 words
The column according to claim 10, wherein the packing section includes plates disposed perpendicularly to the elements of the distributor.
Claim 15
Dependent Claim
31 words
The column according to claim 9 comprising at least upper and lower packing sections, each supported by a distributor, and including braces disposed between the distributor and the lower packing section.
Claim 16
Dependent Claim
19 words
The column according to claim 12 wherein the packing sections include lining plates that are parallel to one another.
Claim 17
Dependent Claim
25 words
The column according to claim 13 wherein the braces comprise aligned plate elements fixedly mounted on the bottom portions of the elements of the distributor.
Claim 18
Dependent Claim
149 words
In a packed heat and material exchange column, a liquid distributor comprising: a series of parallel elements, each element having parallel upright walls with upper and lower ends, a top structure for interconnecting the upper ends to define downwardly open gas passages, a bottom portion for interconnecting the lower ends to define upwardly open liquid collecting troughs, each upright wall being formed with a row of openings adjacent its upper end for passing gas therethrough and the bottom portion being formed with at least one row of apertures to drip liquid therethrough; a peripheral ring structure secured to the bottom portions of respective elements for defining a peripheral channel in liquid flow communication with each trough and for supporting the distributor in the exchange column; and upper and lower packings between which the distributor is interposed, the upper packing being supported directly on the top structures of the elements.
Claim 19
Dependent Claim
149 words
In a packed heat and material exchange column, a liquid distributor comprising: a series of parallel elements, each element having parallel upright walls with upper and lower ends, a top structure for interconnecting the upper ends to define downwardly open gas passages, a bottom portion for interconnecting the lower ends to define upwardly open liquid collecting troughs, each upright wall being formed with a row of openings adjacent its upper end for passing gas therethrough and the bottom portion being formed with at least one row of apertures to drip liquid therethrough; a peripheral ring structure secured to the bottom portions of respective elements for defining a peripheral channel in liquid flow communication with each trough and for supporting the distributor in the exchange column; and upper and lower packings between which the distributor is interposed, the upper packing being supported directly on the top structures of the elements.
Claim 20
Dependent Claim
15 words
The column of claim 15, further comprising liquid flow guiding means disposed within the troughs.
Claim 21
Dependent Claim
26 words
The column of claim 15, comprising first conduit means extending from outside the column through the elements and opening into at least part of the troughs.
Claim 22
Dependent Claim
27 words
The column of claim 17, comprising second conduit means extending from outside the column through the elements and opening into at least part of the gas passages.
Claim 23
Dependent Claim
26 words
The column of claim 15, wherein at least the upper packing is an organized metal packing having parallel undulating metal plates arranged perpendicular to the elements.
Claim 24
Dependent Claim
26 words
The column of claim 19 further comprising spacing members interposed between the distributor and the lower packing and secured to the bottom portions of the elements.
References Cited (Backward Citations)
US2714504A
Cited
US3070360A
Cited
GB961442A
Cited
US3259380A
Cited
US3523762A
Cited
US3937769A
Cited
GB2046623A
Cited
US4427605A
Cited
US4744929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-07-21 | 1996-01-20 | 1996-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-07-21 | 2000-01-20 | 2000-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-07-21 | 2004-01-20 | 2004-07-21 | $7700.00 | Window Closed / Lapsed |