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(12) Patent Application: | (11) CA 2059653 |
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(54) English Title: | DISPOSITIF POUR LA REFECTION RAPIDE D'UN PLACARD DE HAUT-FOURNEAU |
(54) French Title: | DEVICE FOR RAPIDLY REPAIRING THE HEADPLATE OF A BLAST FURNACE |
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: | LAVERY, DE BILLY, LLP |
(74) Associate agent: | |
(45) Issued: | |
(86) PCT Filing Date: | 1991-06-12 |
(87) Open to Public Inspection: | 1992-01-06 |
Examination requested: | 1994-06-06 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | French |
Patent Cooperation Treaty (PCT): | Yes |
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(86) PCT Filing Number: | PCT/FR1991/000470 |
(87) International Publication Number: | WO 1992001071 |
(85) National Entry: | 1991-12-19 |
(30) Application Priority Data: | ||||||
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Device for rapidly repairing the headplate of a blast furnace in the region of the taphole insert characterized in that it comprises a sleeve (10) of a consumable material to be fixed on the nose of the sealing device by compression against the headplate of the blast furnace in the region of the taphole during the sealing process and also a component (14) of a refractory material which is preformed inside the sleeve so as to be compressed against the headplate by the sealing device and adhere to the surface of said headplate, thereby providing a refractory protective lining with a recoating action.
2059653 9201071 PCTABS00110
Dispositif permettant d'assurer une réfection rapide d'un placard
de haut-fourneau au niveau de l'empreinte du trou de coulée
caractérisé en ce qu'il comporte d'une part une virole (10) en
matériau consommable destinée à être fixée sur le nez de la boucheuse,
par écrasement sur le placard du haut-fourneau au niveau du trou
de coulée lors du bouchage et d'autre part une pièce (14) en
matériau réfractaire qui est préformé à l'intérieur de la virole de
manière à être écrasée sur le placard par la boucheuse et à
adhérer à la surface du placard constituant ainsi un revêtement
réfractaire protecteur et regarnisseur.
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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Description | Date |
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Time Limit for Reversal Expired | 1997-06-12 |
Application Not Reinstated by Deadline | 1997-06-12 |
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice | 1996-06-12 |
All Requirements for Examination Determined Compliant | 1994-06-06 |
Request for Examination Requirements Determined Compliant | 1994-06-06 |
Application Published (Open to Public Inspection) | 1992-01-06 |
Abandonment Date | Reason | Reinstatement Date |
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1996-06-12 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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TERRES REFRACTAIRES DU BOULONNAIS |
Past Owners on Record |
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JACQUES MENUGE |