Description
Class B03D : FLOTATION; DIFFERENTIAL SEDIMENTATION
Subclass 1/12: Flotation Agent recovery
B03D 1/12
Sub-Class
Stats
- 8 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- 2 Total Patent Owners
- 37 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11413629 | Froth flotation with anisotropic particle collectors | Sep 23, 19 | Aug 16, 22 | International Business Machine Corporation |
| 10960409 | Method and apparatus for direct recovery of mineral values as a bubble-solids aggregate | Sep 18, 17 | Mar 30, 21 | 2678380 Ontario Inc. |
| 10882057 | Apparatus for direct recovery of mineral values as a bubble-solids aggregate | Aug 19, 19 | Jan 05, 21 | 2678380 Ontario Inc. |
| 10835905 | Recovery media for mineral processing | Jan 09, 17 | Nov 17, 20 | CiDRA Corporate Services, Inc. |
| 10464075 | Froth flotation with anisotropic particle collectors | Dec 22, 15 | Nov 05, 19 | International Business Machine Corporation |
| 9968945 | Maximise the value of a sulphide ore resource through sequential waste rejection | Jun 23, 17 | May 15, 18 | ANGLO AMERICAN SERVICES (UK) LTD. |
| 9889452 | Methods for facilitating mineral extraction | Dec 22, 14 | Feb 13, 18 | CHEMTREAT, INC. |
| 8662311 | Froth flotation process for the separation of silicates and alkaline earth metal carbonates using a collector comprising at least one hydrophobically modified polyalkyleneimine | Mar 16, 11 | Mar 04, 14 | OMYA INTERNATIONAL AG |
Recent Publications
Not Available
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 33 Months (last 2 years Issuances)
- 33 Months (last 5 years Issuances)