Some of the information on this Web page has been provided by external sources. The Government of Canada is not responsible for the accuracy, reliability or currency of the information supplied by external sources. Users wishing to rely upon this information should consult directly with the source of the information. Content provided by external sources is not subject to official languages, privacy and accessibility requirements.
Any discrepancies in the text and image of the Claims and Abstract are due to differing posting times. Text of the Claims and Abstract are posted:
(12) Patent: | (11) CA 1147933 |
---|---|
(21) Application Number: | 1147933 |
(54) English Title: | PROCEDE DE FRITTAGE DE PIECES TUBULAIRES EN CERAMIQUE |
(54) French Title: | SINTERING OF TUBULAR CERAMIC PARTS |
Status: | Term Expired - Post Grant |
(51) International Patent Classification (IPC): |
|
---|---|
(72) Inventors : |
|
(73) Owners : | |
(71) Applicants : | |
(74) Agent: | GAGE & ASSOCIATES GOUDREAUGOUDREAU, GAGE & ASSOCIATES |
(74) Associate agent: | |
(45) Issued: | 1983-06-14 |
(22) Filed Date: | 1980-08-11 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | French |
Patent Cooperation Treaty (PCT): | No |
---|
(30) Application Priority Data: | ||||||
---|---|---|---|---|---|---|
|
A B R E G E
Ce procédé dans lequel on dispose la pièce dans un enceinte apte
à être portée à la température de frittage est caractérisé en ce que
successivement on réalise au cours de la mise en forme, au niveau
de l'une des extrémités de la pièce une surépaisseur de la paroi exté-
rieure, on introduit la pièce tubulaire dans une ouverture pratiquée
dans une plaque disposés a l'intérieur de l'enceinte de sorte que
la pièce soit maintenue suspendue dans l'enceinte de sorte que
la pièce soit maintenue suspendu dans l'enceinte par l'intermédiaire
de ladite surépaisseur venant en appui sur le bord de ladite ouverture,on
introduit dans la pièce tubulaire une pièce massive comprenant un
corps et un épaulement qui vient porter sur les bords de ladite extrémité,
on porte ladite enceinte à ladite température de frittage.
L'invention est mise en couvre dans la réalisation de tubes d'électrolyte
solide d'alumine béta sodique pour générateurs électrochimiques sodium-
soufre.
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.
Sorry, the representative drawing for patent document number 1147933 was not found.
2024-08-01:As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) now contains a more detailed Event History, which replicates the Event Log of our new back-office solution.
Please note that "Inactive:" events refers to events no longer in use in our new back-office solution.
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 , Event History , Maintenance Fee and Payment History should be consulted.
Description | Date |
---|---|
Inactive: IPC from MCD | 2006-03-11 |
Inactive: IPC from MCD | 2006-03-11 |
Inactive: IPC from MCD | 2006-03-11 |
Inactive: Expired (old Act Patent) latest possible expiry date | 2000-06-14 |
Grant by Issuance | 1983-06-14 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
---|
None |
Past Owners on Record |
---|
GERARD DESPLANCHES |
GERARD LECLERC |