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| (12) Patent Application: | (11) CA 2762315 |
|---|---|
| (54) English Title: | APPAREIL ET PROCEDE DE SEPARATION D'AIR PAR DISTILLATION CRYOGENIQUE |
| (54) French Title: | APPARATUS AND METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION |
| Status: | Deemed Abandoned and Beyond the Period of Reinstatement - Pending Response to Notice of Disregarded Communication |
| (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: | |
| (86) PCT Filing Date: | 2010-06-04 |
| (87) Open to Public Inspection: | 2010-12-16 |
| Examination requested: | 2015-04-23 |
| Availability of licence: | N/A |
| Dedicated to the Public: | N/A |
| (25) Language of filing: | French |
| Patent Cooperation Treaty (PCT): | Yes |
|---|---|
| (86) PCT Filing Number: | PCT/FR2010/051101 |
| (87) International Publication Number: | WO 2010142894 |
| (85) National Entry: | 2011-11-16 |
| (30) Application Priority Data: | ||||||
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The invention relates to equipment for separating air that includes a first average pressure distillation column (1), a second low-pressure distillation column (2), a third low-pressure distillation column (3), a first condenser-vaporizer (9, 9A), a second condenser-vaporizer (5) arranged in the tank of the second column, a pipe (33) for supplying air to the first column, a pipe (35) for supplying a nitrogen-enriched liquid from the head of the first column to the head of the third column, at least one pipe (23) for supplying the liquid from the tank of the third column to the first condenser-vaporizer, a pipe (25) for supplying a liquid of the tank from the first column to the third column, a pipe (21) for supplying the liquid from the first condenser-vaporizer to the second column, a pipe (15, 19) for supplying gas from the head of the second column to the tank of the third column, wherein the first, second, and third columns are arranged side by side.
Une installation de séparation d'air comprenant une première colonne (1)
distiller moyenne pression, une deuxième colonne (2)
distiller basse pression, une troisième colonne (3) distiller basse pression,
un premier condenseur-vaporiseur (9,9A), un deuxième
condenseur-vaporiseur (5) disposé dans la cuve de la deuxième colonne, une
conduite (33) pour amener de l'air à la première
colonne, une conduite (35) pour amener un liquide enrichi en azote de la tête
de la première colonne à la tête de la troisième
colonne, au moins une conduite (23) pour amener du liquide de la cuve de la
troisième colonne au premier condenseur-vaporiseur,
une conduite (25) pour amener un liquide de cuve de la première colonne à la
troisième colonne, une conduite (21) pour amener
du liquide du premier condenseur-vaporiseur à la deuxième colonne, une
conduite (15,19) pour amener du gaz de la tête de la
deuxième colonne à la cuve de la troisième colonne, les première, deuxième et
troisième colonnes étant disposées côte à côte.
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.
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Please note that "Inactive:" events refers to events no longer in use in our new back-office solution.
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| Description | Date |
|---|---|
| Inactive: Dead - Final fee not paid | 2018-08-07 |
| Application Not Reinstated by Deadline | 2018-08-07 |
| Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 2018-06-04 |
| Deemed Abandoned - Conditions for Grant Determined Not Compliant | 2017-08-07 |
| Notice of Allowance is Issued | 2017-02-07 |
| Letter Sent | 2017-02-07 |
| Notice of Allowance is Issued | 2017-02-07 |
| Inactive: Q2 passed | 2017-02-01 |
| Inactive: Approved for allowance (AFA) | 2017-02-01 |
| Amendment Received - Voluntary Amendment | 2016-10-20 |
| Inactive: S.30(2) Rules - Examiner requisition | 2016-04-21 |
| Inactive: Report - No QC | 2016-04-18 |
| Letter Sent | 2015-05-11 |
| Request for Examination Requirements Determined Compliant | 2015-04-23 |
| All Requirements for Examination Determined Compliant | 2015-04-23 |
| Request for Examination Received | 2015-04-23 |
| Inactive: Cover page published | 2012-01-27 |
| Letter Sent | 2012-01-17 |
| Application Received - PCT | 2012-01-11 |
| Inactive: Notice - National entry - No RFE | 2012-01-11 |
| Inactive: IPC assigned | 2012-01-11 |
| Inactive: First IPC assigned | 2012-01-11 |
| Inactive: Single transfer | 2011-12-20 |
| National Entry Requirements Determined Compliant | 2011-11-16 |
| Application Published (Open to Public Inspection) | 2010-12-16 |
| Abandonment Date | Reason | Reinstatement Date |
|---|---|---|
| 2018-06-04 | ||
| 2017-08-07 |
The last payment was received on 2017-05-24
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
Please refer to the CIPO Patent Fees web page to see all current fee amounts.
| Fee Type | Anniversary Year | Due Date | Paid Date |
|---|---|---|---|
| Basic national fee - standard | 2011-11-16 | ||
| Registration of a document | 2011-12-20 | ||
| MF (application, 2nd anniv.) - standard | 02 | 2012-06-04 | 2012-05-23 |
| MF (application, 3rd anniv.) - standard | 03 | 2013-06-04 | 2013-05-27 |
| MF (application, 4th anniv.) - standard | 04 | 2014-06-04 | 2014-05-22 |
| Request for examination - standard | 2015-04-23 | ||
| MF (application, 5th anniv.) - standard | 05 | 2015-06-04 | 2015-05-22 |
| MF (application, 6th anniv.) - standard | 06 | 2016-06-06 | 2016-05-25 |
| MF (application, 7th anniv.) - standard | 07 | 2017-06-05 | 2017-05-24 |
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 |
|---|
| MARIE COGNARD |
| RICHARD DUBETTIER-GRENIER |
