METHOD OF USING A FLOTATION MACHINE THAT IS USED IN METALLURGICAL PROCESSES AND A FLOTATION MACHINE
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United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
May 5, 2015
filing date -
Sep 29, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a method of using a flotation machine that is used in metallurgical processes and to a flotation machine. The flotation machine foams hydrophobic particles from an aqueous slurry that contains these particles. The flotation machine includes a flotation cell (1), and a rotor (2) that is inside the flotation cell. The rotor (2) is rotated at a mixing power, which maintains the suspension in the slurry and mixing of air with the slurry to form the foam, and the mixing power is controlled by adjusting the rotation speed of the rotor. The amount of solid matter S accumulated on the bottom of the cell (1) is determined, and the rotation speed of the rotor (2) is adjusted on the basis of the determined amount of solid matter. The flotation machine includes a measuring device (5) for determining the amount of solid matter accumulated on the bottom of the cell. The adjusting device (4) is arranged to adjust the rotation speed of the motor (3), which rotates the rotor (2), on the basis of the measuring result of the measuring device (5) to remove the solid matter from the bottom of the cell.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
OUTOTEC OYJ | RIIHITONTUNTIE 7 ESPOO FI-02200 |
International Classification(s)

- 2015 Application Filing Year
- B03D Class
- 80 Applications Filed
- 64 Patents Issued To-Date
- 80 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Rinne, Antti | Espoo, FI | 16 | 25 |
# of filed Patents : 16 Total Citations : 25 | |||
SALOHEIMO, Kari | Espoo, FI | 8 | 8 |
# of filed Patents : 8 Total Citations : 8 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- B03D Class
- 0 % this patent is cited more than
- 10 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 8, 2027 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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