Class 202/222 - Structural features

Subclass of Class 202 - Distillation: apparatus
Definition: The claims are directed to features of retort structure
No. of patents: 21
Last issue date: 07/15/2008

Number	Title	Issue Date
7399384	Coke drum bottom throttling valve and system A coke drum bottom de-heading system having an internal shroud enclosure and a shroud end cap opened by a flange to a coke bottom de-heading valve capable of accepting the end of a gate valve upon actuation. Acting in coordination with the shroud enclosure to preven...	07/15/2008
7264694	Retort heating apparatus and methods A retort heating apparatus for processing a feed material includes a heating chamber bounded at least in part by a side wall. A plurality of baffles are at least partially disposed within the heating chamber. Each baffle includes an elongated body having a top surfa...	09/04/2007
7067043	Coke oven door with gas channel A coke oven has a coke-oven chamber adapted to hold a mass of coke, defining above the mass of coke a gas-collecting chamber, and having a door opening. A door closes the door opening. A peripheral gas channel extends around the opening between the door and coke-ove...	06/27/2006
7033460	Coke drum bottom throttling valve and system A coke drum bottom de-heading system having an internal shroud enclosure and a shroud end cap opened by a flange to a coke bottom de-heading valve capable of accepting the end of a gate valve upon actuation. Acting in coordination with the shroud enclosure to preven...	04/25/2006
6926807	Insulated transition spool apparatus An insulated transition spool apparatus for mounting unheading devices to pressure vessels, such as coker vessels, and enabling repetitive operation thereof is disclosed. The apparatus comprises an outer housing, an inner housing that encloses an insulating space be...	08/09/2005
6805773	Method of protecting a surface in a gasifier The method of protecting a surface in a gasifier which is normally an exposed surface in the gasifier. The method includes forming a refractory attachment with a securement surface that confronts the protectable surface in the gasifier and mechanically securing the ...	10/19/2004
6228224	Protective refractory shield for a gasifier The protective refractory shield for a gasifier includes a refractory attachment that is mechanically secured to a protectable surface of the gasifier. The refractory attachment includes a plurality of attachment members of predetermined angular sector. T...	05/08/2001
5137602	Heating chamber for a coke oven and method of heating a coke oven The heating flues in an oven are equipped with refractory components to control the feed and mixture of combustion air and gas into each heating flue. In one embodiment, the refractory component forms a plurality of passageways through which air and gas f...	08/11/1992
4361333	Retort seal mechanism with integral bearings An improved rotating retort seal having integral bearings for aligning the retort seals relative the sealing surface on the rotating vessel portion of the retort. The sealing function and bearing or seal alignment function are separated to extend seal lif...	11/30/1982
4353189	Earthquake-proof foundation for coke oven batteries An earthquake-proof foundation for a lateral burner-type coke oven battery, comprising, a foundation baseplate connected to the ground, a mounting plate positioned above the baseplate for supporting the coke oven battery and a plurality of sliding devices...	10/12/1982
4287025	Device for solid-state pyrolysis of organic polymeric substances The yield of good-quality bodies consisting of vitreous carbon is increased to substantially 100% when the pyrolysis is performed in a reaction vessel in which a collecting container or a collecting disc for the condensable volatile decomposition products...	09/01/1981
4260458	Coke oven construction for the continuous coking of briquettes from hard or soft coal or peat A coke oven, comprises a housing having an interior vertically elongated coke oven chamber with a plurality of vertically extending binding walls subdividing the oven chamber into a plurality of heating flues. A nozzle in each of the binder walls between ...	04/07/1981
4239600	Tall coke oven sole flue In a slot-type coke oven battery, the sole flues side walls are constructed of two or more courses of clay liners. The sole flues also include a bottom liner means and are topped with rider tile. The intersections of the successive courses of liners are m...	12/16/1980
4226677	Earthquake-proof foundation structure for horizontal type coke oven battery An earthquake-proof foundation structure for a horizontal type coke oven battery which comprises: a pile plate rigidly connected substantially in a horizontal position to the tops of a plurality of foundation piles; a base plate for mounting thereon a hor...	10/07/1980
4190497	Apparatus for heating up a chamber of a coking battery After replacement of the walls of one chamber of a coking battery this one chamber is heated up by withdrawing relatively hot air from another still-hot chamber of the coking battery and injecting it into the cold chamber. This is done by means of a condu...	02/26/1980
4151045	Apparatus for charging inclined chamber coke oven An inclined chamber of a coke oven is defined by a heating side wall, a coke removal side, a horizontal chamber ceiling and a chamber floor inclined downwardly from the heating side wall to the coke removal side. Briquettes are charged into the chamber, t...	04/24/1979
4133720	Support apparatus for a battery of underjet coke ovens Studs projecting downwardly from the decking carrying a battery of underjet coke ovens, all received in recesses in support walls which extend only in a parallel direction to the heating walls for the over chambers. Dampers are provided between the studs ...	01/09/1979
4108733	High efficiency coke oven regenerator checker brick A coke oven regenerator checker brick which incorporates, with the principle of maximization of heat transfer, the ability to minimize pressure differential within such a regenerator, while providing facility of inexpensive manufacturing techniques. A cok...	08/22/1978
4070251	Inclined chamber coke oven An inclined chamber has vertical heating flues on each side thereof. The floors of the heating flues are vertically staggered in an inclined manner. Pairs of heating flues are joined at the tops thereof by guide openings which are vertically staggered in ...	01/24/1978
4014750	Support apparatus for a battery of coke ovens This disclosure relates to reinforced support walls arranged to extend transversely of the length of a battery of coke ovens in a cellar for supporting battery decking of underjet coke ovens. Ducts extend in the cellar for supplying gaseous combustion med...	03/29/1977
4008129	Intermediate head for coke oven batteries An intermediate coke oven head comprises spaced apart substantially parallel steel-concrete side walls with cross walls connected between the side walls and dividing the space therebetween into a plurality of individual compartments. An aeration and venti...	02/15/1977

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Class 202/222 - Structural features