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(12) Patent: | (11) CA 1038509 |
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(21) Application Number: | 214808 |
(54) English Title: | DEVICE FOR AERATING FOAMING LIQUIDS |
(54) French Title: | DISPOSITIF POUR L'AERATION DES LIQUIDES MOUSSANTS |
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: | |
(74) Associate agent: | |
(45) Issued: | 1978-09-12 |
(22) Filed Date: | |
Availability of licence: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | None |
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Abstract of the Disclosure
A hollow shaft driven by a motor is submerged at its lower
end in a foaming liquid in a container, where the shaft is provided
with a propeller and with opening through which air supplied to
the shaft is discharged into the liquid. The hollow shaft is surrounded
by a tube open at both ends and with its upper and located at least
partly below the liquid level in the container, the tube being posi-
tioned relative to the propeller to cause the latter to suck foam
through the tube's upper end and introduce the foam into the liquid.
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 1038509 was not found.
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Title | Date |
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Forecasted Issue Date | 1978-09-12 |
(45) Issued | 1978-09-12 |
Expired | 1995-09-12 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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DE LAVAL SEPARATOR COMPANY (THE) |
Past Owners on Record |
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None |