Back to results
US 11,017,808 B2Granted
Fractionation method for magnetic recording-magnetic powder, fractionation apparatus for magnetic recording-magnetic powder, and method of producing magnetic recording medium
AssigneeSony Corporation
InventorKenji Katori
Life of this patent
Estimating the term…
Abstract
A fractionation method for magnetic recording-magnetic powder is provided. The method includes applying a magnetic field to a liquid that contains magnetic recording-magnetic powder dispersed therein, wherein the liquid is stored in a storage unit relatively shifting a position where the magnetic field is applied to the liquid; and separating the storage unit into two parts after the shift.
Claims10
A fractionation method for magnetic recording-magnetic powder, the method comprising:
- applying a magnetic field to a liquid that contains magnetic recording-magnetic powder dispersed therein, wherein the liquid is stored in a storage unit;
- relatively shifting a position where the magnetic field is applied to the liquid;
- and
- separating the storage unit into two parts after the shift.
1 more element
A fractionation method for magnetic recording-magnetic powder, the method comprising:
- applying a magnetic field to a liquid that contains magnetic recording-magnetic powder dispersed therein;
- and
- relatively shifting a position where the magnetic field is applied to the liquid, wherein the liquid is stored in a storage unit including at least a first chamber and a second chamber, and the shift of the position where the magnetic field is applied is a shift from the first chamber to the second chamber;
- separating the first chamber and the second chamber after the shift;
- and
- extracting a liquid in the second chamber.
3 more elements
Dependencies are inferred from the claim text.