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Class Information
Number: 34/282
Name: Drying and gas or vapor contact with solids > Process
Description: Method.

Sub-classes under this class:

Class Number Class Name Patents
34/312 By centrifugal force 53
34/427 Combined 34
34/519 Conductive heating 30
34/302 Congealing or thickening 4
34/416 Contacting gas or vapor with solid sorbent to store gas or vapor 47
34/428 Cooling by gas or vapor contact 70
34/418 Diverse types of drying operations 65
34/442 Form-supported treated article 31
34/284 Freeze-drying 79
34/443 Gas or vapor contact with treated material 159
34/406 Gas or vapor pressure is subatmospheric 98
34/413 Gas or vapor pressure is superatmospheric 91
34/402 Gas or vapor pressure varies during treatment 73
34/283 Hair on head 37
34/397 Mechanical liquid removal 40
34/307 Retarding or shielding of treatment 13
34/306 Sheet or web contact preventing by spacer sheet, web, or strand 6
34/522 Solar drying 10
34/437 Treating hollow article 52
34/329 With contacting of material treated with solid or liquid agent 49
34/359 With fluid current conveying or suspension of treated material 72
34/380 With nondrying treating of material 149
34/417 With sealing of treating chamber 93
34/376 With treated material recirculation 11

Patents under this class:

Patent Number Title Of Patent Date Issued
8603063 Multilayer plastic container and method of storing lyophilized products Dec. 10, 2013
8394624 Process for preserving biological materials for extended periods of time Mar. 12, 2013
8304012 Method for drying a stent Nov. 6, 2012
8250775 Automatic system of storage, dehumidification and reuptake of petcoke in a covered yard Aug. 28, 2012
8191282 Device and method for obtaining energy carriers from moist biomass Jun. 5, 2012
8176651 Method for drying objects in a washer May. 15, 2012
8146265 Display device of dryer Apr. 3, 2012
8104190 Wood kiln moisture measurement calibration and metering methods Jan. 31, 2012
8011116 Substrate proximity drying using in-situ local heating of substrate Sep. 6, 2011
7891113 Clogging degree deciding method for dryer Feb. 22, 2011
7866060 Process and system for drying and heat treating materials Jan. 11, 2011
7735239 Automatic dryer control based on load information Jun. 15, 2010
7676953 Calibration and metering methods for wood kiln moisture measurement Mar. 16, 2010
7501550 Method of destroying seeds Mar. 10, 2009
7306680 Method of cleaning by removing particles from surfaces, a cleaning apparatus and a lithographic projection apparatus Dec. 11, 2007
7089681 Method and apparatus for filtering and drying a product Aug. 15, 2006
6834442 Conveyor for grain dryer Dec. 28, 2004
6829843 Process for preparing vinylpyrrolidone polymer powder Dec. 14, 2004
6784106 Wafer drying method Aug. 31, 2004
6716959 Device and method for treating plastic material Apr. 6, 2004
6539645 Drying apparatus and methods Apr. 1, 2003
5426868 Method for making a fluid bed furnace having an external circulation system Jun. 27, 1995
5226203 Process for the cleaning of a drying condenser in clothes dryer Jul. 13, 1993
5124559 Aftertreatment apparatus for printing plates Jun. 23, 1992
5095639 Method of drying windshield shatter crack cavities using a hand-held radiant heating device Mar. 17, 1992
5064475 Process for stripping a layer of paint from the surface of a support Nov. 12, 1991
4882992 Combination powder applying and/or infrared drying attachment for printing presses Nov. 28, 1989
4690041 Prevention, arresting and removal of accumulation of moisture in bunker storages Sep. 1, 1987
4600491 Workpiece drying apparatus Jul. 15, 1986
4490925 Low permeability spiral fabric and method Jan. 1, 1985
4402756 Granular-filler material and its method of preparation from phosphatic clays Sep. 6, 1983
4254565 Method for the segmented mining and drying of bentonite Mar. 10, 1981
4171998 Method for decontaminating and sealing the interior spaces of an insulated electrical device utilizing mineral oil-extended polyurethanes Oct. 23, 1979
4062983 Method for maintaining heat and moisture in food Dec. 13, 1977

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