Class 95/125 - And cooling of solid sorbent

Subclass of Class 95 - Gas separation: processes
Definition: Process in which the solid sorbent is cooled.
No. of patents: 36
Last issue date: 07/22/2008

Number	Title	Issue Date
7402287	Apparatus and methods for producing hydrogen An apparatus and method for producing hydrogen. The apparatus includes a fuel processor, a purification unit and a system controller. The controller determines a calculated flow of reformate from the fuel processor and operates the purification unit based on the cal...	07/22/2008
7297181	Purification and transfilling of ammonia An ammonia purification system includes a hydrocarbon removal station that removes hydrocarbons from gaseous ammonia via adsorption, a moisture removal station that removes water from gaseous ammonia via adsorption, and a distillation station including a distillatio...	11/20/2007
7101415	Methods for regenerating process gas purifier materials A continuous method of producing a process fluid gas from a feed stream that includes the process fluid and impurities. The method includes: (a) providing a first and second vessel, each vessel containing one or more regenerable purifier materials for removing at le...	09/05/2006
6984258	Method and apparatus for treating a gas by adsorption in particular for purifying atmospheric air Method and apparatus for treating a gas by adsorption. A gas is compressed and then treated by being circulated in an adsorber. A regenerating fluid is indirectly heated by the gas coming from the compressor. In a second regeneration phase, the regenerating fluid is...	01/10/2006
6767390	Energy efficient desiccant dryer regeneration system A method to control the performance of desiccant dryers is disclosed that senses multiple variables and optimizes the regeneration cycle to deliver the gas at the desired dew point. The length of the stripping step is reduced or eliminated depending on the desired s...	07/27/2004
5915816	Method and apparatus for preparing an adsorbent A method of preparing an adsorbent which contains a medium, which medium may comprise water. The medium is removed from the adsorbent by a hot regeneration gas, and the adsorbent is then cooled, wherein heat recovered during said cooling is used to heat t...	06/29/1999
5730782	Isobaric moving bed continuous gas purifier A method and system for separating one or more components from gas mixtures uses a moving bed of adsorption material particles under continuous and substantially isobaric pressure conditions. Contaminated gases are likewise purified by removing one or mor...	03/24/1998
5702505	Method for collecting volatile organic substances A method for collecting volatile organic substances from an off-gas containing moisture and volatile organic substances. The organic substances are removed from the gas containing the organic substances and the moisture by introducing the gas into an adso...	12/30/1997
5701762	Apparatus for recovering high-boiling point solvents Apparatus for recovering high-boiling point solvents which comprises: a honeycomb-structured rotor 1 having an adsorbent supported thereon; a separator 3 for partitioning the neighborhood of each end face of the rotor into two regions, adsorption zone 5 a...	12/30/1997
5695546	Method for collecting volatile organic substances A method for collecting volatile organic substances from off-gas containing moisture and volatile organic substances. After the moisture has been removed by a dehumidifying tower filled with moisture absorbent for selectively adsorbing the moisture from t...	12/09/1997
5688305	Method and device for drying of moist gases A process and an apparatus are described for drying moist gas, in particular air, in which the moisture is removed from the gas by a desiccant and the desiccant is freed of the absorbed moisture by a hot regeneration gas. In order to improve the energy ba...	11/18/1997
5681370	Air dryer system A regenerative desiccant air dryer system. Dry air is alternately drawn from approximately the center of two desiccant housings which are open at the top and bottom. A reclamation assembly directs dry air into the housing being purged to assist in the pur...	10/28/1997
5669962	Rapid thermal swing dryer for compressed gases A cyclic process is provided for drying a compressed gas using at least two shell and tube adsorber heat exchangers each having a shell-side passage and a tube-side passage wherein the tubes have an interior surface which is uniformly coated with a solid ...	09/23/1997
5667560	Process and apparatus for dehumidification and VOC odor remediation A process and apparatus for the dehumidification and VOC odor remediation of an air stream withdrawn from the passenger compartment of a transportation vehicle is disclosed which employs a continuously rotating wheel support and adsorbent selective for th...	09/16/1997
5661987	Three-bed nonimmobilized rapid pressure-swing adsorber An improved three-bed nonimmobilized rapid pressure-swing adsorber for use in a gas separation system. The three beds are connected in parallel and actuated so that at any one time, at least one of the beds is on-line, purifying the gas stream. The sequen...	09/02/1997
5659974	Method for regeneration of an adsorbent material containing moisture and apparatus therefor A method and apparatus for preparing and regenerating an adsorbent material which material contains a medium (particularly moisture). The medium is removed from the adsorbent material by a hot regeneration gas, following which the adsorbent material is co...	08/26/1997
5571309	Adsorption process An adsorption process in which high and low pressure feed streams are introduced into a plurality of beds to produce product streams by adsorbing one or more preferentially adsorbed components within the beds. Each bed is subjected to a low pressure feed ...	11/05/1996
5512083	Process and apparatus for dehumidification and VOC odor remediation A process and apparatus for the dehumidification and VOC odor remediation of an air stream withdrawn from the passenger compartment of a transportation vehicle is disclosed which employs a continuously rotating wheel support and adsorbent selective for th...	04/30/1996
5486227	Integrated process for purifying and liquefying a feed gas mixture with respect to its less strongly adsorbed component of lower volatility A process is set forth for purifying and liquefying a feed gas mixture with respect to its less strongly adsorbed component of lower volatility which integrates temperature swing adsorption (TSA), pressure swing adsorption (PSA) and cryogenic distillation...	01/23/1996
5281259	Removal and recovery of mercury from fluid streams In the purification of natural gas streams to remove mercury by adsorption procedures, environmental pollution is avoided by using a condenser in conjunction with the adsorption beds in a manner such that the mercury vapor contained in the purge gas used ...	01/25/1994
5188645	Method and apparatus for dew point adjustment using dry dehumidifier A method and apparatus for dew point adjustment using dry dehumidifiers wherein fixed dew point adjustment of drying air can be ensured from the time immediately after the start of coating until the establishment of a steady operating state, even if dry d...	02/23/1993
4952219	Membrane drying of gas feeds to low temperature units A process is provided for the low temperature separation of a high purity gas product at lower power requirements by permeating a feed gas stream through a membrane having a water-to-gas-product selectivity of at least about 100, separating water from the...	08/28/1990
4846852	Method and apparatus for separating and recovering volatile solvents from exhaust air A method and apparatus for separating and recovering volatile solvents from exhaust air containing volatile solvents and water vapor, the method including passing the exhaust gas alternatively through one of two beds of molecular sieve packings composed o...	07/11/1989
4813981	Dual mode air purifier and method A dual mode compressed air purifier is presented having a cart for transportation purposes and including a chemical medium purifier with a regenerable filter cartridge. A first purification mode removes water, carbon dioxide, hydrocarbons and other impuri...	03/21/1989
4790860	Dual mode air purifier and method A dual mode compressed air purifier is presented having a cart for transportation purposes and including a chemical medium purifier with a regenerable filter cartridge. A first purification mode removes water, carbon dioxide, hydrocarbons and other impuri...	12/13/1988
4536198	Moisture control device A moisture control device for drying air, having an enclosed housing including an inlet and at least one restricted outlet. Contained within the housing, in between and on opposite sides of the inlet and outlet, are first and second desiccant columns, eac...	08/20/1985
4484933	Process for drying gas streams The integration of a single auxillary fixed adsorption bed into a system comprising at least two principal treater beds for the adsorption-purification of gas streams containing water vapor results in reduced capital investment and purge gas requirements....	11/27/1984
4405343	Methanol dehydration Methanol is converted from syngas at high temperatures and pressures. The gas stream leaving the converter, at 300° to 500° C., above atmospheric pressure--usually between 750 to 7000 pounds per square inch, has besides the unreacted permanent gases of ...	09/20/1983
4345917	Method and apparatus for recovery of water from the atmosphere Water recovery apparatus having a main heat reservoir and an adsorbent material, the apparatus operable in an adsorbent phase of operation for adsorption of water from the atmosphere into the adsorbent material using relatively humid, cool air and operabl...	08/24/1982
4233038	Reactivation system for water-carbon dioxide adsorbers A cyclic process for the separation of water and carbon dioxide contaminants from a feed gas stream by adsorption on molecular sieve adsorbents and the subsequent regeneration of the adsorbents is disclosed. Adsorption of the water and CO2 cont...	11/11/1980
4153428	Prepurification of toluene dealkylation effluent gas A process for separation of water and cyclic hydrocarbons from a gas mixture containing hydrogen, methane, water and cyclic hydrocarbons. An adsorption zone is provided including two adsorbent beds connected in series, one of the beds containing an adsorb...	05/08/1979
4134743	Desiccant apparatus and method A process and apparatus for drying air by a continuous atmospheric pressure and low pressure drop system wherein the adsorbent body is a wheel of thin sheets or layers of fibrous material containing about 10 to 90% by weight of a finely divided crystallin...	01/16/1979
4030896	Regeneration of adsorbents In an adsorption process for the separation of gases, e.g., in the separation of CO2 and H2 O from air, wherein gas to be separated is passed through one of several interchangeably connected adsorbers, and a main stream of regenerati...	06/21/1977
4028069	Purification and drying of hydrocarbon streams with adsorbents Contaminants, such as water and hydrogen sulfide, are removed from hydrocarbon streams by the use of beds of solid adsorbents including molecular sieves. The adsorbents are regenerated by heating, with the heating being performed in a closed-loop operatio...	06/07/1977
4012206	Air cleaning adsorption process A process for air cleaning by the removal of water and one or more undesirable gases such as NOx, SOx and CO2 by a continuous atmospheric pressure and low pressure drop system wherein the adsorbent body is a wheel of thin ...	03/15/1977
3988129	Process for removing sulfur dioxide from gas streams In the prevention of atmospheric pollution by sulfur dioxide emissions from acid absorbers in contact process sulfuric acid plants in which the unconverted SO2 is accumulated by adsorption in a zeolite adsorbent bed and desorbed back into the a...	10/26/1976

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Class 95/125 - And cooling of solid sorbent