Gaseous and liquid reactant treatment

Claim 2

Method for carrying out a reaction between gaseous and liquid reactants which comprises conducting a gaseous reactant through a rotating substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis, maintaining liquid reactant in the feedline in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, reacting such reactants in the presence of an assemblage of flexible linear means including a plurality of axially spaced apart successive sets of flexible linear means, each set extending substantially normal to the axis of the feedline and including a plurality of loosely disposed individual flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline for rotation therewith and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially normal to the axis of the feedline and into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, whereby to enhance the reaction between such reactants, and recovering from the pool portions of liquid reactant containing reaction product from the reaction between the gaseous and liquid reactants.

Claim 3

Method for carrying out a reaction between gaseous and liquid reactants which comprises conducting a gaseous reactant through a rotating substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis, maintaining liquid reactant in the feedline in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, reacting such reactants in the presence of an assemblage of flexible linear means including a plurality of axially spaced apart successive sets of flexible linear means, each set extending substantially normal to the axis of the feedline and including a plurality of individual loosely disposed flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline for rotation therewith and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially normal to the axis of the feedline and into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, and while concomitantly lifting axially extending portions of the liquid reactant from the pool at circumferentially spaced apart intervals during rotation of the feedline to cascade the lifted portions of the liquid reactant onto the gaseous reactant and the flexible linear means and mix such reactants substantially throughout, across and along such flow path, whereby to enhance the reaction between such reactants, and recovering from the pool portions of liquid reactant containing reaction product from the reaction between the gaseous and liquid reactants and replenishing such pool with make-up quantities of liquid reactant.

Claim 4

Method for carrying out a reaction between gaseous and liquid reactants which comprises conducting a gaseous reactant through a rotating substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis, maintaining liquid reactant in the feedline in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, reacting such reactants in the presence of an assemblage of flexible linear means including a plurality of axially spaced apart successive sets of flexible linear means, each set extending substantially normal to the axis of the feedline and including a plurality of individual loosely disposed flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline for rotation therewith and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially normal to the axis of the feedline and into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, and while concomitantly lifting axially extending portions of the liquid reactant from the pool at circumferentially spaced apart intervals during rotation of the feedline to cascade the lifted portions of the liquid reactant onto the gaseous reactant and the flexible linear means and mix such reactants substantially throughout, across and along such flow path, whereby to enhance the reaction between such reactants, and recovering from the pool portions of liquid reactant containing reaction product from the reaction between the gaseous and liquid reactants and replenishing such pool with make-up quantities of liquid reactant.

Claim 5

Method according to claim 2 wherein the pool extends substantially from one end of the feedline to the other end thereof, and make-up quantities of liquid reactant are introduced thereinto at such one end and portions of liquid reactant containing reaction product are recovered therefrom at such other end by discharge over a pool depth regulating overflow weir thereat.

Claim 6

Method according to claim 3 wherein the gaseous reactant is a sulfur dioxide containing gas and the liquid reactant is a lime containing aqueous solution, and the reaction product includes particulate precipitate material forming a slurry with the lime containing solution.

Claim 7

Apparatus for carrying out reactions between gaseous and liquid reactants which comprises a rotatably disposed and substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis and inlet and outlet means for the gaseous and liquid reactants, wall means in the feedline for maintaining liquid reactant in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, an assemblage of flexible linear means including a plurality of axially spaced apart successive sets of flexible linear means, each set extending substantially normal to the axis of the feedline and including a plurality of loosely disposed individually flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline for rotation therewith and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially normal to the axis of the feedline and into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, and a plurality of axially extending liquid lifting means attached at circumferentially spaced apart points adjacent the peripheral interior portion of the feedline for rotation therewith and for concomitantly lifting axially extending portions of the liquid reactant from the pool during rotation of the feedline to cascade the lifted portions of the liquid reactant onto the gaseous reactant and the flexible linear means and mix such reactants substantially throughout, across and along such flow path, whereby to enhance the reaction between such reactants.

Claim 8

Apparatus for carrying out reactions between gaseous and liquid reactants which comprises a rotatably disposed and substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis and inlet and outlet means for the gaseous and liquid reactants, wall means in the feedline for maintaining liquid reactant in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, an assemblage of flexible linear means including a plurality of axially spaced apart successive sets of flexible linear means, each set extending substantially normal to the axis of the feedline and including a plurality of loosely disposed individually flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline for rotation therewith and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially normal to the axis of the feedline and into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, and a plurality of axially extending liquid lifting means attached at circumferentially spaced apart points adjacent the peripheral interior portion of the feedline for rotation therewith and for concomitantly lifting axially extending portions of the liquid reactant from the pool during rotation of the feedline to cascade the lifted portions of the liquid reactant onto the gaseous reactant and the flexible linear means and mix such reactants substantially throughout, across and along such flow path, whereby to enhance the reaction between such reactants.

Claim 9

Apparatus for carrying out reactions between gaseous and liquid reactants which comprises a rotatably disposed and substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis and inlet and outlet means for the gaseous and liquid reactants, means including annular liquid retaining means in the feedline for maintaining liquid reactant in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, an assemblage of flexible linear means including a plurality of axially spaced apart successive sets of flexible linear means, each set extending substantially normal to the axis of the feedline and including a plurality of individual loosely disposed flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline for rotation therewith and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially normal to the axis of the feedline and into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, and a plurality of axially extending liquid lifting means attached at circumferentially spaced apart points adjacent the peripheral interior portion of the feedline for rotation therewith and for concomitantly lifting axially extending portions of the liquid reactant from the pool during rotation of the feedline to cascade the lifted portions of the liquid reactant onto the gaseous reactant and the flexible linear means and mix such reactants substantially throughout, across and along such flow path, whereby to enhance the reaction between such reactants,

Claim 10

Apparatus for carrying out reactions between gaseous and liquid reactants which comprises a rotatably disposed and substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis and inlet and outlet means for the gaseous and liquid reactants, means including annular liquid retaining means in the feedline for maintaining liquid reactant in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, an assemblage of flexible linear means including a plurality of axially spaced apart successive sets of flexible linear means, each set extending substantially normal to the axis of the feedline and including a plurality of individual loosely disposed flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline for rotation therewith and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially normal to the axis of the feedline and into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, and a plurality of axially extending liquid lifting means attached at circumferentially spaced apart points adjacent the peripheral interior portion of the feedline for rotation therewith and for concomitantly lifting axially extending portions of the liquid reactant from the pool during rotation of the feedline to cascade the lifted portions of the liquid reactant onto the gaseous reactant and the flexible linear means and mix such reactants substantially throughout, across and along such flow path, whereby to enhance the reaction between such reactants,

Claim 11

Apparatus according to claim 6 wherein the flexible linear means are in the form of chain members, the feedline is in the form of an axially elongated tubular member of substantially circular flow cross-section having a length greater than its diameter, and the liquid lifting means are in the form of cross-bar elements, and wherein means for mounting the flexible linear means and the liquid lifting means are provided including a plurality of axially spaced apart individual hoop members corresponding to the plurality of sets of flexible linear means and operatively disposed within the feedline and extending substantially normal to the axis of the feedline with their corresponding peripheries adjacent the feedline peripheral interior portion surface for rotation with the feedline, the lifting means in the form of said cross-bar elements being disposed axially along the hoop members in circumferentially spaced apart relation and attached thereto for rotation therewith to effect such lifting, and the flexible linear means in the form of said chain members being correspondingly suspendedly attached at two circumferentially spaced apart points to the hoop members crosswise of the flow path for rotation therewith to effect such dynamic contacting and intermingling.

Claim 12

Apparatus according to claim 6 wherein the means for maintaining liquid reactant in the form of a pool include an annular liquid retaining means in the vicinity of each corresponding end portion of the feedline.

Claim 13

Apparatus according to claim 6 wherein the feedline is rotatably disposed at an operative relative incline with respect to the true horizontal, and the means for maintaining liquid reactant in the form of a pool include an annular liquid retaining means in the vicinity of the corresponding lower-most operative relative inclined end portion of the feedline.

Claim 14

Apparatus for carrying out reactions between gaseous and liquid reactants which comprises a rotatably disposed and substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis and inlet and outlet means for the gaseous and liquid reactants, means including annular liquid retaining means in the feedline for maintaining liquid reactant in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, and an assemblage of loosely disposed individual flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, whereby to enhance the reaction between such reactants.

Claim 15

Apparatus for carrying out reactions between gaseous and liquid reactants which comprises a rotatably disposed and substantially horizontally extending confined feedline containing a gaseous reactant flow path and having a center axis and inlet and outlet means for the gaseous and liquid reactants, means including annular liquid retaining means in the feedline for maintaining liquid reactant in the form of a pool within the lower horizontal portion below the center axis of the feedline in any position of rotation of such feedline, and an assemblage of loosely disposed individual flexible linear means suspendedly attached at circumferentially spaced apart points in the vicinity of the respective ends of each such flexible linear means adjacent the peripheral interior portion of the feedline and collectively forming a dynamic curtain of such flexible linear means operatively extending substantially into the path of the gaseous reactant above such pool for effecting the dynamic contacting and intermingling of the gaseous reactant with portions of the liquid reactant thereby taken up from the pool and wetting the surface of the flexible linear means thereat during rotation of the feedline, whereby to enhance the reaction between such reactants.