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(12) Patent: | (11) CA 1232133 |
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(21) Application Number: | 486078 |
(54) English Title: | REHEATING PROCESS OF BLOWER GAS FOR A BLAST FURNACE BY MEANS OF A PLASMA GENERATOR |
(54) French Title: | PROCEDE POUR LE RECHAUFFAGE DU GAZ DE SOUFFLAGE D'UN HAUT-FOURNEAU PAR UN GENERATEUR DE PLASMA |
Status: | Expired |
(52) Canadian Patent Classification (CPC): |
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(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : | |
(74) Agent: | LESPERANCE, PIERRE |
(74) Associate agent: | |
(45) Issued: | 1988-02-02 |
(22) Filed Date: | 1985-06-28 |
Availability of licence: | N/A |
(25) Language of filing: | French |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | ||||||
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P R E C I S
Procédé pour le réchauffage du gaz de soufflage
d'un haut-fourneau au moyen d'un générateur de plasma,
le gaz de soufflage circulant dans une conduite dans
laquelle débouche la buse du générateur de plasma
et qui aboutit à une tuyère d'injection dans le haut-four-
neau, et l'axe longitudinal de la buse convergeant
vers celui de la conduite. Selon l'invention, le procédé
est caractérisé en ce que l'angle aigu A entre l'axe
longitudinal de la buse et l'axe longitudinal de la
conduite est au plus égal à 50°, en ce que la distance
séparant le point d'intersection de l'axe de l'orifice
de sortie de cette buse est au plus égale à Image , D
étant le diamètre intérieur de la conduite du
gaz de soufflage et en ce que le rapport Image , dans lequel
d est le diamètre intérieur de l'orifice de sortie
de la buse, est au moins égal à 1,5.
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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Title | Date |
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Forecasted Issue Date | 1988-02-02 |
(22) Filed | 1985-06-28 |
(45) Issued | 1988-02-02 |
Expired | 2005-06-28 |
There is no abandonment history.
Fee Type | Anniversary Year | Due Date | Amount Paid | Paid Date |
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Application Fee | $0.00 | 1985-06-28 |
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE |
Past Owners on Record |
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None |