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(12) Patent: | (11) CA 1122573 |
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(21) Application Number: | 1122573 |
(54) English Title: | SUCTION DISCHARGE FOR PARTICLE SORTER |
(54) French Title: | DECHARGE DE PARTICULES PAR ASPIRATION |
Status: | Term Expired - Post Grant |
(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: | SMART & BIGGAR LP |
(74) Associate agent: | |
(45) Issued: | 1982-04-27 |
(22) Filed Date: | 1978-10-13 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | ||||||
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ABSTRACT OF THE DISCLOSURE
THIS INVENTION provides a concentrating method and apparatus
for use on particulate material. The method comprises feeding
a thin stream of the material past at least one suction nozzle
and removing selected particles of the stream by rapidly
applying a suction to the suction nozzle by injecting a first
burst of gas into a suitable venturi within the nozzle.
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 1122573 was not found.
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Description | Date |
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Inactive: IPC from MCD | 2006-03-11 |
Inactive: IPC from MCD | 2006-03-11 |
Inactive: Expired (old Act Patent) latest possible expiry date | 1999-04-27 |
Grant by Issuance | 1982-04-27 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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GUNSON S.A. (PROPRIETARY) LIMITED |
Past Owners on Record |
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DAVID G. GREEN |
WILLY SCHAUB |