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An improved mixing apparatus and method for dispersing gas or other fluids into a liquid which may have solid suspension. The improved mixing apparatus includes a mixing vessel having at least one side wall and a bottom wall. The apparatus also has upper and/or lower reflectors attached to the side

An improved mixing apparatus and method for dispersing gas or other fluids into a liquid which may have solid suspension. The improved mixing apparatus includes a mixing vessel having at least one side wall and a bottom wall. The apparatus also has upper and/or lower reflectors attached to the side wall, positioned at an angle to the side wall. The apparatus may additionally include a shaft with a first impeller having a first diameter attached thereto and a second impeller having a second diameter attached thereto. The first impeller and second impeller are positioned a distance apart.

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1. An improved mixing vessel having a static liquid level for mixing and/or aerating a liquid or liquid suspension, comprising:at least one side wall and a bottom wall; anda first reflector, having an upper portion and a lower portion, attached to said at least one side wall, wherein said first refl

1. An improved mixing vessel having a static liquid level for mixing and/or aerating a liquid or liquid suspension, comprising:at least one side wall and a bottom wall; anda first reflector, having an upper portion and a lower portion, attached to said at least one side wall, wherein said first reflector is positioned at a first angle to said at least one side wall, and wherein said upper portion of said first reflector is positioned above the static liquid level of the mixing vessel;a second reflector attached to said bottom wall and said at least one side wall, wherein said second reflector is positioned at a second angle to said bottom wall. 2. The improved mixing vessel according to claim 1, wherein said first angle is equal to approximately 35° to approximately 70°. 3. The improved mixing vessel according to claim 2, wherein said first angle is 45°. 4. The improved mixing vessel according to claim 1, wherein said first reflector is a plate attached to said at least one side wall via a fastening means. 5. The improved mixing vessel according to claim 4, wherein said plate is contoured and/or concave in shape. 6. The improved mixing vessel according to claim 4, wherein said fastening means is bolt, screw and/or weld attachment. 7. The improved mixing vessel according to claim 4, wherein said plate is manufactured from metal, metal alloy, plastic and/or synthetic materials. 8. The improved mixing apparatus according to claim 1, wherein said second angle is equal to approximately 35° to approximately 70°. 9. The improved mixing apparatus according to claim 8, wherein said second angle is 45°. 10. The improved mixing apparatus according to claim 1, wherein said side wall has a generally circular shape and circumference wherein said first reflector extends along entire said circumference. 11. An improved mixing apparatus having a static liquid level, comprising:a vessel having at least one side wall and a bottom wall;a first reflector, having an upper portion and a lower portion, attached to said at least one side wall, wherein said first reflector is positioned at a first angle to said at least one side wall, and wherein said upper portion of said first reflector is positioned above the static liquid level of the mixing vessel;a second reflector attached to said bottom wall and said at least one side wall, wherein said second reflector is positioned at a second angle to said bottom wall;a shaft;a first impeller having a first diameter attached to said shaft; anda second impeller having a second diameter attached to said shaft,wherein said first impeller and said second impeller are positioned a distance apart. 12. The improved mixing apparatus according to claim 11, wherein said distance is equal to between approximately 0.20 to approximately 0.75 of the first diameter. 13. The improved mixing apparatus according to claim 11, wherein said first impeller is a surface aerator. 14. The improved mixing apparatus according to claim 11, wherein said second impeller is a axial flow impeller. 15. A method for aerating a liquid having a static liquid level, comprising:agitating a liquid to form a spray in a vessel having at least one side and a bottom, wherein the spray contacts the side; anddeflecting the spray from the at least one side at an angle in the direction of the bottom of the vessel,wherein said vessel comprises a first reflector, having an upper portion and a lower portion, attached to said at least one side wall, wherein said first reflector is positioned at a first angle to said at least one side wall, and wherein said upper portion of said first reflector is positioned above the static liquid level of the mixing vessel; and a second reflector attached to said bottom wall and said at least one side wall, wherein said second reflector is positioned at a second angle to said bottom wall. 16. The method according to claim 15, wherein the spray is deflected at angle less than 90°. 17. An i mproved mixing apparatus having a static liquid level, comprising:means for containing a liquid or liquid suspension having at least one side and a bottom;means for agitating a liquid to form a spray that contacts the at least one side of the containing means; andmeans for deflecting the spray from the at least one side at an angle in the direction of the bottom of the containing means,wherein said means for containing comprises a first reflector, having an upper portion and a lower portion, attached to said at least one side wall, wherein said first reflector is positioned at a first angle to said at least one side wall, and wherein said upper portion of said first reflector is positioned above the static liquid level of the means for containing; and a second reflector attached to said bottom wall and said at least one side wall, wherein said second reflector is positioned at a second angle to said bottom wall.