Apparatus for dispersing finely divided solid particles in a liquid vehicle

Claim 2

Apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture through said mixing vessel to said outlet; said vessel comprising a plurality of annular dish-shaped elements having a substantially U-shaped cross section and stacked one upon the other, and closure means associated with said dish-shaped elements enclosing said vessel at both ends, each of said dish-shaped elements comprising a laterally extending base portion and an axially extending wall portion connected to said base portion; releasable means holding said dish-shaped elements and said closure means in assembled relationship; said dish-shaped elements in their assembled relationship defining circumferentially extending chamber means therebetween; means defining internal fluid cavities in each of said dishshaped elements for conducting temperature control fluid therethrough; communicating passage means in said dish-shaped elements connecting the internal cavities of each of said dish-shaped elements with each other; a rotatable shaft extending into said vessel through said dishshaped elements and adapted to be driven from a power source; and agitator disc means mounted on said shaft and projecting radially into said chamber means.

Claim 3

The apparatus of claim 1 wherein said communicating passage means includes a continuous annular passageway in the upper face of said dish-shaped element for communicating with inlet ports formed in the base of an adjacent dish-shaped element.

Claim 4

Apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture through said mixing vessel to said outlet; said vessel comprising a plurality of annular dish-shaped elements having a substantially U-shaped cross section and stacked one upon the other, and closure means associated with said dish-shaped elements enclosing said vessel at both ends, each of said dish-shaped elements comprising a laterally extending base portion and an axially extending wall portion connected to said base portion; releasable means holding said dish-shaped elements and said closure means in assembled reLationship; said dish-shaped elements in their assembled relationship defining circumferentially extending chamber means therebetween; a rotatable shaft extending into said vessel through said dish-shaped elements and adapted to be driven from a power source; agitator disc means mounted on said shaft and projecting radially into said chamber means; and said agitator disc means is an integral disc including a central body portion and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and vane means formed in each of said blade portions.

Claim 5

Apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture through said mixing vessel to said outlet; said vessel comprising a plurality of annular dish-shaped elements having a substantially U-shaped cross section and stacked one upon the other, and closure means associated with said dish-shaped elements enclosing said vessel at both ends, each of said dish-shaped elements comprising a laterally extending base portion and an axially extending wall portion connected to said base portion; releasable means holding said dish-shaped elements and said closure means in assembled reLationship; said dish-shaped elements in their assembled relationship defining circumferentially extending chamber means therebetween; a rotatable shaft extending into said vessel through said dish-shaped elements and adapted to be driven from a power source; agitator disc means mounted on said shaft and projecting radially into said chamber means; and said agitator disc means is an integral disc including a central body portion and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and vane means formed in each of said blade portions.

Claim 6

Apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture under pressure through said mixing vessel to said outlet; said mixing vessel including at least one annular dish-shaped element having a substantially radially extending base portion and a substantially axially extending flange portion connected to said radially extending base portion and a closure member covering said dish-shaped element to define with the latter an annular chamber; releasable means securing said dish-shaped element and said closure member in assembled relationship whereby said dish-shaped element and closure member may be easily assembled and disassembled; a rotatable shaft extending into said vessel; an agitator disc secured to said shaft and extending into said annular chamber, said agitator disc being an integral disc including a central body portion and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and vane means formed in each of said body portions; means defining completely circumferentially extending internal fluid passage means in both said base portion and said flange portion of said dish-shaped element for conducting temperature control fluid therethrough; and fluid inlet and outlet means to said internal fluid passage means.

Claim 7

Apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture under pressure through said mixing vessel to said outlet; said mixing vessel including at least one annular dish-shaped element having a substantially radially extending base portion and a substantially axially extending flange portion connected to said radially extending base portion and a closure member covering said dish-shaped element to define with the latter an annular chamber; releasable means securing said dish-shaped element and said closure member in assembled relationship whereby said dish-shaped element and closure member may be easily assembled and disassembled; a rotatable shaft extending into said vessel; an agitator disc secured to said shaft and extending into said annular chamber, said agitator disc being an integral disc including a central body portion and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and vane means formed in each of said body portions; means defining completely circumferentially extending internal fluid passage means in both said base portion and said flange portion of said dish-shaped element for conducting temperature control fluid therethrough; and fluid inlet and outlet means to said internal fluid passage means.

Claim 8

Apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture through said mixing vessel to said outlet; said vessel comprising a plurality of annular dish-shaped elements stacked one upon the other and closure means associated with said dish-shaped elements enclosing said vessel at both ends; releasable means holding said dish-shaped elements and said closure means in assembled relationship; said dish-shaped elements in their assembled relationship defining circumferentially extending chamber means therebetween; means defining separate completely circumferentially extending internal fluid cavities entirely within each of said dish-shaped elements for conducting temperature control fluid therethrough; communicating passage means in said dish-shaped elements connecting the internal cavities of each of said dish-shaped cavities with each other; a rotatable shaft extending into said vessel through said dish-shaped elements and adapted to be driven from a power source; and agitator disc means mounted on said shaft and projecting radially into said chamber means.

Claim 9

Apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture through said mixing vessel to said outlet; said vessel comprising a plurality of annular dish-shaped elements stacked one upon the other and closure means associated with said dish-shaped elements enclosing said vessel at both ends; releasable means holding said dish-shaped elements and said closure means in assembled relationship; said dish-shaped elements in their assembled relationship defining circumferentially extending chamber means therebetween; means defining separate completely circumferentially extending internal fluid cavities entirely within each of said dish-shaped elements for conducting temperature control fluid therethrough; communicating passage means in said dish-shaped elements connecting the internal cavities of each of said dish-shaped cavities with each other; a rotatable shaft extending into said vessel through said dish-shaped elements and adapted to be driven from a power source; and agitator disc means mounted on said shaft and projecting radially into said chamber means.

Claim 10

The apparatus of claim 5 wherein, said communicating passage means includes a continuous annular passageway in the upper face of said dish-shaped element for communicating with inlet ports formed in the base of an adjacent dish-shaped element.

Claim 11

ApparatUs for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture through said mixing vessel to said outlet; said vessel comprising a plurality of annular dish-shaped elements stacked one upon the other and closure means associated with said dish-shaped elements enclosing said vessel at both ends; releasable means holding said dish-shaped elements and said closure means in assembled relationship; said dish shaped elements in their assembled relationship defining circumferentially extending chamber means therebetween; means defining separate completely circumferentially extending internal fluid cavities entirely within each of said dish-shaped elements for conducting temperature control fluid therethrough; a rotatable shaft extending into said vessel through said dish-shaped elements and adapted to be driven from a power source; agitator disc means mounted on said shaft and projecting radially into said chamber means; and said agitator disc being an integral disc including a central body portion and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and vane means formed in each of said body portions.

Claim 12

ApparatUs for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture comprising: a mixing vessel having a fluid inlet at one end thereof and a fluid outlet at the other end thereof, said inlet being adapted to be operatively connected to means for introducing a fluid mixture into said inlet under pressure and moving said fluid mixture through said mixing vessel to said outlet; said vessel comprising a plurality of annular dish-shaped elements stacked one upon the other and closure means associated with said dish-shaped elements enclosing said vessel at both ends; releasable means holding said dish-shaped elements and said closure means in assembled relationship; said dish shaped elements in their assembled relationship defining circumferentially extending chamber means therebetween; means defining separate completely circumferentially extending internal fluid cavities entirely within each of said dish-shaped elements for conducting temperature control fluid therethrough; a rotatable shaft extending into said vessel through said dish-shaped elements and adapted to be driven from a power source; agitator disc means mounted on said shaft and projecting radially into said chamber means; and said agitator disc being an integral disc including a central body portion and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and vane means formed in each of said body portions.

Claim 13

In a closed mixing vessel apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture, said mixing vessel having a chamber in which an agitator disc adapted to be rotated is disposed, the combination comprising: an integral agitator disc including a central body portion, and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and at the outer periphery of said disc; and vane means formed in each of said blade portions.

Claim 14

In a closed mixing vessel apparatus for dispersing solid particles held in agglomerated form and carried in suspension by a liquid vehicle as a fluid mixture, said mixing vessel having a chamber in which an agitator disc adapted to be rotated is disposed, the combination comprising: an integral agitator disc including a central body portion, and integral radially extending blade portions disposed on each side of and axially spaced from said central body portion and at the outer periphery of said disc; and vane means formed in each of said blade portions.

Claim 15

The combination of claim 8 wherein, said agitator disc member is of substantial thickness being formed with top and bottom faces and includes means defining a pair of radially directed circumferentially extending slots disposed in substantially parallel relationship and formed in the periphery of said agitator disc, said slot means defining said blade portions at the outer edge of and as an integral part of said top and bottom faces, said slot means further defining said central body portion disposed between and axially spaced from said blade portions.