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| (12) Patent: | (11) CA 2803147 |
|---|---|
| (54) English Title: | AIR COOLING AND PURIFICATION APPARATUS INTENDED FOR A CRYOGENIC AIR DISTILLATION UNIT |
| (54) French Title: | APPAREIL DE REFROIDISSEMENT ET D'EPURATION D'AIR DESTINE A UNE UNITE DE DISTILLATION CRYOGENIQUE D'AIR |
| Status: | Granted |
| (51) International Patent Classification (IPC): |
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| (72) Inventors : |
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| (73) Owners : |
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| (71) Applicants : |
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| (74) Agent: | ROBIC AGENCE PI S.E.C./ROBIC IP AGENCY LP |
| (74) Associate agent: | |
| (45) Issued: | 2018-04-17 |
| (86) PCT Filing Date: | 2011-06-22 |
| (87) Open to Public Inspection: | 2012-01-12 |
| Examination requested: | 2016-06-17 |
| Availability of licence: | N/A |
| (25) Language of filing: | French |
| Patent Cooperation Treaty (PCT): | Yes |
|---|---|
| (86) PCT Filing Number: | PCT/EP2011/060417 |
| (87) International Publication Number: | WO2012/004125 |
| (85) National Entry: | 2012-12-18 |
| (30) Application Priority Data: | ||||||
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An apparatus for cooling and purifying a stream of air comprises a building, a cooling tower (1), for cooling by direct contact with water, two purification bottles (3A, 3B), each of vertical axis, a pipe for sending water to the cooling tower, a pipe for sending air to the cooling tower, a pipe for sending cooled air from the tower to the purification bottles and a system of valves and piping (7) for connecting the two bottles to the cooling tower, this assembly being located inside the building (5), and the two bottles and the tower being outside the building, the two bottles and the assembly being placed on either side of a wall (9) of the building, the bottles being placed along the wall and the tower being positioned between the two bottles.
Un appareil de refroidissement et d'épuration d'un débit d'air comprend un bâtiment, une tour de refroidissement (1) par contact direct avec de l'eau, deux bouteilles d'épuration (3A, 3B), ayant chacune un axe vertical, une conduite pour envoyer de l'eau à la tour de refroidissement, une conduite pour envoyer de l'air à la tour de refroidissement, une conduite pour envoyer de l'air refroidi de la tour aux bouteilles d'épuration et un ensemble de vannes et de tuyaux (7) permettant de relier les deux bouteilles à la tour de refroidissement, cet ensemble étant situé à l'intérieur du bâtiment (5) et les deux bouteilles et la tour étant à l'extérieur du bâtiment, les deux bouteilles et l'ensemble étant placés de part et d'autre d'un mur (9) du bâtiment, les bouteilles étant placés le long du mur et la tour étant disposée entre les deux bouteilles.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
For a clearer understanding of the status of the application/patent presented on this page, the site Disclaimer , as well as the definitions for Patent , Administrative Status , Maintenance Fee and Payment History should be consulted.
| Title | Date |
|---|---|
| Forecasted Issue Date | 2018-04-17 |
| (86) PCT Filing Date | 2011-06-22 |
| (87) PCT Publication Date | 2012-01-12 |
| (85) National Entry | 2012-12-18 |
| Examination Requested | 2016-06-17 |
| (45) Issued | 2018-04-17 |
There is no abandonment history.
Last Payment of $347.00 was received on 2024-06-10
Upcoming maintenance fee amounts
| Description | Date | Amount |
|---|---|---|
| Next Payment if standard fee | 2025-06-23 | $347.00 if received in 2024 $362.27 if received in 2025 |
| Next Payment if small entity fee | 2025-06-23 | $125.00 |
Note : If the full payment has not been received on or before the date indicated, a further fee may be required which may be one of the following
Patent fees are adjusted on the 1st of January every year. The amounts above are the current amounts if received by December 31 of the current year.
Please refer to the CIPO
Patent Fees
web page to see all current fee amounts.
| Fee Type | Anniversary Year | Due Date | Amount Paid | Paid Date |
|---|---|---|---|---|
| Application Fee | $400.00 | 2012-12-18 | ||
| Maintenance Fee - Application - New Act | 2 | 2013-06-25 | $100.00 | 2013-05-27 |
| Maintenance Fee - Application - New Act | 3 | 2014-06-23 | $100.00 | 2014-05-22 |
| Maintenance Fee - Application - New Act | 4 | 2015-06-22 | $100.00 | 2015-05-22 |
| Maintenance Fee - Application - New Act | 5 | 2016-06-22 | $200.00 | 2016-05-25 |
| Request for Examination | $800.00 | 2016-06-17 | ||
| Maintenance Fee - Application - New Act | 6 | 2017-06-22 | $200.00 | 2017-05-24 |
| Final Fee | $300.00 | 2018-02-23 | ||
| Maintenance Fee - Patent - New Act | 7 | 2018-06-22 | $200.00 | 2018-06-15 |
| Maintenance Fee - Patent - New Act | 8 | 2019-06-25 | $200.00 | 2019-06-07 |
| Maintenance Fee - Patent - New Act | 9 | 2020-06-22 | $200.00 | 2020-06-08 |
| Maintenance Fee - Patent - New Act | 10 | 2021-06-22 | $255.00 | 2021-06-14 |
| Maintenance Fee - Patent - New Act | 11 | 2022-06-22 | $254.49 | 2022-06-14 |
| Maintenance Fee - Patent - New Act | 12 | 2023-06-22 | $263.14 | 2023-06-13 |
| Maintenance Fee - Patent - New Act | 13 | 2024-06-25 | $347.00 | 2024-06-10 |
Note: Records showing the ownership history in alphabetical order.
| Current Owners on Record |
|---|
| L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
| Past Owners on Record |
|---|
| None |
