Incinerator having means for treating combustion gases

Claim 2

An incinerator comprising a combustion chamber, a flue, means for conducting combustion gases emanating said combustion chamber to said flue, said conducting means including passage means for imparting a curved motion to said combustion gases, means disposed in said passage means for producing a plurality of electrostatic fields including a plurality of sets of spaced electrodes, each set of electrodes producing an electrostatic field through which a portion of said gases traverse, and means disposed upstream relative to said means for producing a plurality of electrostatic fields, for ionizing said combustion gases whereby solid and gaseous contaminants entrained in said combustion gases will be ionized by said ionizing means and subjected to cooperating centrifugal, electrostatic and gravitational forces as said gases traverse said passage means to remove said contaminants from said combustion gases.

Claim 3

An incinerator according to claim 1 including a secondary combustion chamber disposed between said first mentioned combustion chamber and said gas conducting means.

Claim 4

An incinerator according to claim 1 including means disposed between said combustion chamber and said gas conducting means for removing contaminants larger than a predetermined size.

Claim 5

An incinerator according to claim 3 wherein said means for removing contaminants larger than a predetermined size comprises a gas washer.

Claim 6

An incinerator according to claim 1 including a settling chamber disposed between said gas conducting means and said flue, having means upon which contaminants diverted from the main stream of combustion gases traversing through said gas conducting means, may impinge thus losing their kinetic energy.

Claim 7

An incinerator according to claim 1 including means for removing contaminants precipitated from said combustion gases and deposited on said electrodes.

Claim 8

An incinerator according to claim 1 including a secondary combustion chamber and means for removing contaminants larger than a predetermined size from said combustion gases emanating from said combustion chambers disposed between said first mentioned combustion chamber and said gas conducting means, and a settling chamber disposed between said gas conducting means and said flue, having means upon which contaminants diverted from the main stream of said combustion gases may impinge.

Claim 9

An incinerator according to claim 7 including means for removing contaminants deposited on said electrodes.

Claim 10

An incinerator according to claim 1 wherein the electrodes of each of said sets of electrodes comprise elongated plates disposed sufficiently adjacent along the lengths thereof to provide an electrostatic field having sufficient strength to precipitate ionized contaminants traversing therethrough.

Claim 11

An incinerator according to claim 9 wherein said electrodes consist of spaced rectilinear plates.

Claim 12

An incinerator according to claim 9 wherein said electrodes consist of spaced, curved plates.

Claim 13

An incinerator according to claim 9 wherein said electrodes consist of spaced, curved plates having substantially tangential trailing end portions.

Claim 14

An incinerator comprising a combustion chamber, a flue, means for conducting combustion gases emanating from said combustion chamber to said flue, said conducting means including passage means for imparting a curved motion to said combustion gases, means disposed in said passage means for producing a plurality of electrostatic fields including a plurality of sets of spaced electrodes, each set of electrodes producing an electrostatic field of sufficient strength to produce a corona discharge for ionizing said combustion gases traversing therethrough whereby solid and gaseous contaminants entrained in said combustion gases emanating from said combustion chamber will be subjected to cooperating centrifugal, electrostatic and gravitational forces as said gases traverse said gas conducting means to remove said contaminants from said combustion gases.

Claim 15

An incinerator comprising a combustion chamber, a flue, means for conducting combustion gases emanating from said combustion chamber to said flue, said conducting means including passage means for imparting a curved motion to said combustion gases, means disposed in said passage means for producing a plurality of electrostatic fields including a plurality of sets of spaced electrodes, each set of electrodes producing an electrostatic field of sufficient strength to produce a corona discharge for ionizing said combustion gases traversing therethrough whereby solid and gaseous contaminants entrained in said combustion gases emanating from said combustion chamber will be subjected to cooperating centrifugal, electrostatic and gravitational forces as said gases traverse said gas conducting means to remove said contaminants from said combustion gases.

Claim 16

An incinerator according to claim 13 including a secondary combustion chamber disposed between said first mentioned combustion chamber and said gas conducting means.

Claim 17

An incinerator according to claim 13 including means disposed between said combustion chamber and said gas conducting means for removing contaminants larger than a predetermined size.

Claim 18

An incinerator according to claim 15 wherein said means for removing contaminants larger than a predetermined size comprises a gas washer.

Claim 19

An incinerator according to claim 1 including a settling chamber disposed between said gas conducting means and said flue, having means upon which contaminants diverted from the main stream of combustion gases traversing through said gas conducting means may impinge.

Claim 20

An incinerator according to claim 13 including means for removing contaminants deposited on said electrodes.

Claim 21

An incinerator according to claim 13 including a secondary combustion chamber and means for removing contaminants larger than a predetermined size from said combustion gases emanating from said combustion chambers, disposed between said first mentioned combustion chamber and said gas conducting means, and a settling chamber disposed between said gas conducting means and said flue, having means upon which contaminants diverted from the main stream of said combustion gases may impinge.

Claim 22

An incinerator according to claim 19 including means for removing contaminants deposited on said eLectrodes.

Claim 23

An incinerator according to claim 13 wherein the electrodes of each of said sets of electrodes comprise elongated plates, one of which is provided with a projection extending toward the other of said plates, for emitting a corona discharge between said plates.

Claim 24

An incinerator according to claim 21 wherein said electrodes consist of spaced, rectilinear plates.

Claim 25

An incinerator according to claim 21 wherein said electrodes consist of spaced, curved plates.

Claim 26

An incinerator according to claim 21 wherein said electrodes consist of spaced, curved plates having substantially tangential trailing end portions.

Claim 27

An incinerator comprising a combustion chamber, a settling chamber, a flue, said settling chamber having an upwardly extending inlet passageway communicating with said combustion chamber and an upwardly extending outlet passageway communicating with said flue wherein said inlet passageway, said settling chamber, and said outlet passageway provide a continuous passageway for combustion gases emanating from said combustion chamber and exhausted through said flue, said inlet and outlet passageways being spaced sufficiently apart whereby combustion gases passing through said settling chamber follow a curved path about a center of curvature disposed between said passageways, said outlet passageway having an inlet disposed sufficiently adjacent to said center of curvature whereby contaminants entrained in said combustion gases passing through said settling chamber are caused to be diverted from the main stream of said gases by centrifugal forces, means disposed in said inlet passageway for ionizing combustion gases introduced into said settling chamber, and means disposed in said settling chamber between said inlet and outlet passageways for producing a plurality of electrostatic fields including a plurality of sets of spaced electrodes, each set of electrodes producing an electrostatic field through which a portion of said gases traverse whereby solid and gaseous contaminants entrained in said combustion gases will be ionized by said ionizing means and subjected to cooperating centrifugal, electrostatic and gravitational forces as said gases traverse said settling chamber to remove said contaminants from said combustion gases.

Claim 28

An incinerator comprising a combustion chamber, a settling chamber, a flue, said settling chamber having an upwardly extending inlet passageway communicating with said combustion chamber and an upwardly extending outlet passageway communicating with said flue wherein said inlet passageway, said settling chamber, and said outlet passageway provide a continuous passageway for combustion gases emanating from said combustion chamber and exhausted through said flue, said inlet and outlet passageways being spaced sufficiently apart whereby combustion gases passing through said settling chamber follow a curved path about a center of curvature disposed between said passageways, said outlet passageway having an inlet disposed sufficiently adjacent to said center of curvature whereby contaminants entrained in said combustion gases passing through said settling chamber are caused to be diverted from the main stream of said gases by centrifugal forces, means disposed in said inlet passageway for ionizing combustion gases introduced into said settling chamber, and means disposed in said settling chamber between said inlet and outlet passageways for producing a plurality of electrostatic fields including a plurality of sets of spaced electrodes, each set of electrodes producing an electrostatic field through which a portion of said gases traverse whereby solid and gaseous contaminants entrained in said combustion gases will be ionized by said ionizing means and subjected to cooperating centrifugal, electrostatic and gravitational forces as said gases traverse said settling chamber to remove said contaminants from said combustion gases.

Claim 29

An incinerator comprising a combustion chamber, a settling chamber, a flue, said settling chamber having an upwardly extending inlet passageway communicating with said combustion chamber and an upwardly extending outlet passageway communicating with said flue wherein said inlet passageway, said settling chamber, and said outlet passageway provide a continous passageway for combustion gases emanating from said combustion chamber and exhausted through said flue, said inlet and outlet passageways being spaced sufficiently apart whereby combustion gases passing through said settling chamber follow a curved path about a center of curvature disposed between said passageways, said outlet passageway having an inlet disposed sufficiently adjacent to said center of curvature whereby solid and gaseous contaminants entrained in said combustion gases passing through said settling chamber are caused to be diverted from the main stream of said gases by centrifugal forces, and means disposed in said settling chamber between said inlet and outlet passageways for producing a plurality of electrostatic fields including a plurality of sets of spaced electrodes, each set of electrodes producing an electrostatic field of sufficient strength to produce a corona discharge for ionizing said combustion gases traversing therethrough whereby contaminants entrained in said combustion gases will be subjected to cooperating centrifugal, electrostatic and gravitational forces as said gases traverse said settling chamber to remove said contaminants from said combustion gases.

Claim 30

An incinerator comprising a combustion chamber, a settling chamber, a flue, said settling chamber having an upwardly extending inlet passageway communicating with said combustion chamber and an upwardly extending outlet passageway communicating with said flue wherein said inlet passageway, said settling chamber, and said outlet passageway provide a continous passageway for combustion gases emanating from said combustion chamber and exhausted through said flue, said inlet and outlet passageways being spaced sufficiently apart whereby combustion gases passing through said settling chamber follow a curved path about a center of curvature disposed between said passageways, said outlet passageway having an inlet disposed sufficiently adjacent to said center of curvature whereby solid and gaseous contaminants entrained in said combustion gases passing through said settling chamber are caused to be diverted from the main stream of said gases by centrifugal forces, and means disposed in said settling chamber between said inlet and outlet passageways for producing a plurality of electrostatic fields including a plurality of sets of spaced electrodes, each set of electrodes producing an electrostatic field of sufficient strength to produce a corona discharge for ionizing said combustion gases traversing therethrough whereby contaminants entrained in said combustion gases will be subjected to cooperating centrifugal, electrostatic and gravitational forces as said gases traverse said settling chamber to remove said contaminants from said combustion gases.