US 2024/0165538 A1 · CRYSTALLIZATION DEVICE, CRYSTALLIZATION SYSTEM, AND CRYSTALLIZATION METHOD

Abstract

A crystallization device (4) includes a stirring blade (W) including a plurality of radially penetrating holes (h) and rotating about a rotating shaft (3), a reaction tank (1) having a bottomed cylindrical shape and concentrically accommodating the stirring blade (W) inside, a first liquid supply portion (5a) provided on the reaction tank (1) and supplying a first reaction liquid (L1) to the inside of the reaction tank (1), and a second liquid supply portion (5b) provided on the stirring blade (W) and supplying a second reaction liquid (L2).

Claims20

Dependent claims

A crystallization device comprising:

a stirring blade including a plurality of radially penetrating holes and rotating about a center axis;
a reaction tank having a bottomed cylindrical shape and concentrically accommodating the stirring blade inside;
a first liquid supply portion provided on the reaction tank and supplying a first reaction liquid to the inside of the reaction tank;
and
a second liquid supply portion provided on the stirring blade and supplying a second reaction liquid to the inside of the reaction tank.

2 more elements

A crystallization method in a crystallization device including:

a stirring blade including a plurality of radially penetrating holes and rotating about a center axis;
a reaction tank having a bottomed cylindrical shape and concentrically accommodating the stirring blade inside;
a first liquid supply portion provided on the reaction tank and supplying a first reaction liquid to the inside of the reaction tank;
and
a second liquid supply portion provided on the stirring blade and supplying a second reaction liquid to the inside of the reaction tank, the crystallization method comprising:
a first liquid supply step of supplying the first reaction liquid from the first liquid supply portion to the reaction tank;
and
a second liquid supply step of supplying the second reaction liquid from the second liquid supply portion.

5 more elements

Dependencies are inferred from the claim text.

Facts

Application

18/283,267Filed 15 Mar 2022

Priority

JP 2021-05257426 Mar 2021

Published

23 May 2024

Term ends

Not estimatedThe source records don’t support an estimate.

Classification14 codes

B01D 9/02
Crystallisation: from solutions
B01F 23/431
Using driven stirrers: the liquids being introduced from the outside through or along the axis of a rotating stirrer, e.g. the stirrer rotating…
B01D 9/005
Crystallisation: selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for…
B01F 25/53
Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle: in which the mixture is…

Crystallization device, crystallization system, and crystallization method

Life of this patent

Crystallization device, crystallization system, and crystallization method

Life of this patent

Abstract

Claims20