| Patent Number |
Title Of Patent |
Date Issued |
| 5567228 |
System for cooling and cleaning synthesized gas using ahot gravel bed |
October 22, 1996 |
| A method and apparatus for treating synthesized gas ("syngas") comprises introducing the syngas into a lower portion of a vessel. The syngas flows in the lower portion through a static regenerative hot gravel bed and into an upper portion of the vessel containing particulate material at |
| 5553557 |
Method of decreasing NO.sub.x emissions from a fluidized bed reactor |
September 10, 1996 |
| A system and method are disclosed for lowering NO.sub.x levels in flue gases of a fluidized bed reactor using selective non-catalytic reduction. A reactor is connected to a separator by a duct, and a reactant is introduced into the duct for decreasing NO.sub.x levels in the flue gases |
| 5510085 |
Fluidized bed reactor including a stripper-cooler and method of operating same |
April 23, 1996 |
| A fluidized bed reactor and method of operating same in which a bed of particulate material including fuel is formed in a furnace section. A stripper-cooler is located adjacent the furnace section for receiving particulate material from the furnace section. The particulate material is |
| 5463968 |
Fluidized bed combustion system and method having a multicompartment variable duty recycle heat |
November 7, 1995 |
| A fluidized bed combustion system and method in which a recycle heat exchanger is located adjacent the furnace section of the recycle heat exchanger. Heat exchange surfaces are provided in a compartment of the recycle heat exchanger for removing heat from the solids, and a bypass com |
| 5443022 |
Fluidized bed reactor and method utilizing refuse derived fuel |
August 22, 1995 |
| An apparatus and method of operating a fluidized bed reactor for combusting refuse derived fuel is disclosed. The reactor includes a fluidized furnace section 30 and stripper/cooler section 80. A downwardly sloping grid 28 extends across the furnace section 30 and stripper/cooler section |
| 5425331 |
Circulating fluidized bed reactor for low grade fuels |
June 20, 1995 |
| A fluidized bed reactor in which a plurality of air bars are supported by a plurality of tubes in an upright enclosure. The air bars support a bed of particulate material and discharge air into the bed to fluidize the material. A cooling fluid is passed through the tubes to transfer heat |
| 5395596 |
Fluidized bed reactor and method utilizing refuse derived fuel |
March 7, 1995 |
| An apparatus and method of operating a fluidized bed reactor for combusting refuse derived fuel is disclosed. The reactor includes a fluidized furnace section 30 and stripper/cooler section 80. A downwardly sloping grid 28 extends across the furnace section 30 and stripper/cooler section |
| 5218932 |
Fluidized bed reactor utilizing a baffle system and method of operating same |
June 15, 1993 |
| A fluidized bed reactor and method of operating same in which a bed of particulate material including fuel is formed in a furnace section. A stripper/cooler is located adjacent the furnace section for receiving particulate material from the furnace section. The particulate material is |
| 5069170 |
Fluidized bed combustion system and method having an integral recycle heat exchanger with inlet |
December 3, 1991 |
| A fluidized bed combustion system and method in which a recycle heat exchange section is located within an enclosure housing the furnace section of the combustion system. The flue gases and entrained solids from a fluidized bed in the furnace section are separated and the flue gases |
| 5022893 |
Fluidized bed steam temperature enhancement system |
June 11, 1991 |
| A reactor in which a furnace and a heat recovery area are provided. A bed of solid particulate material including fuel is supported in the furnace and air is introduced into the bed at a velocity sufficient to fluidize same and support the combustion or gasification of the fuel. The prod |
| 4955295 |
Method and system for controlling the backflow sealing efficiency and recycle rate in fluidized |
September 11, 1990 |
| A system and method for controlling the sealing efficiency and recycle rate in a fluidized bed reactor in which air is introduced into two chambers found in a sealing vessel for receiving the separated solids from the separator. The air is introduced into two chambers in the sealing vess |
| 4951611 |
Fluidized bed reactor utilizing an internal solids separator |
August 28, 1990 |
| A reactor in which a bed of particulate material including fuel is formed in one of two sections in a vessel. Air is passed through the bed at a velocity to fluidize said material and promote the combustion of the fuel. The air and the combustion gases mix and entrain a portion of the |
| 4947804 |
Fluidized bed steam generation system and method having an external heat exchanger |
August 14, 1990 |
| A fluidized bed steam generation system and method in which an external heat exchanger is located adjacent a furnace section. A mixture of flue gases and entrained particulate materials from a fluidized bed in the furnace section are separated and the flue gases are passed to a heat |
| 4936770 |
Sulfur sorbent feed system for a fluidized bed reactor |
June 26, 1990 |
| A fluidized bed reactor in which a bed of solid particulate material including fuel is provided in a furnace section and air is introduced into the bed at a velocity sufficient to fluidize the particulate material and support the combustion of the fuel. A separator separates the entraine |
| 4920924 |
Fluidized bed steam generating system including a steam cooled cyclone separator |
May 1, 1990 |
| A fluidized bed stream generating system in which a cyclone separator is disposed between the furnace section and heat recovery area of a steam generating system. The walls of the cyclone separator are provided with tubes which receive fluid from the steam drum. The fluid is passed throu |
| 4694758 |
Segmented fluidized bed combustion method |
September 22, 1987 |
| The method of the present invention features the provision of a plurality of segmented chambers formed in an enclosure. Particulate fuel and air are introduced into one of said chambers during start-up and low loads, and, as the load increases, fuel and air are introduced to additional b |
