Abstract: Apparatus for transforming the air exchange load of a higher air exchange rate space into the air exchange load of a lower air exchange rate space, the apparatus including: a housing for mounting to a surface of the higher air exchange rate space; an air inlet formed in the housing; at least one air outlet formed in the housing; a passageway extending through the housing and connecting the air inlet to the at least one air outlet; a circulation fan disposed in the passageway so as to draw the air of the higher air exchange rate space into the air inlet, through the passageway, and return that air to the higher air exchange rate space through the at least one air outlet; and a filter disposed in the passageway for purging noxious substances from the air passing through the passageway.

Abstract: A method for wirelessly controlling a working device using a handheld unit, the method including connecting the working device to a central server by a network, wherein the working device is uniquely identified on the network by an assigned network address, wherein a device-specific identification marker is linked to the assigned network address of the working device; scanning the identification marker with the handheld unit, whereby to identify the working device and the assigned network address linked to the working device; and using the handheld unit to cause the central server to communicate with and control the working device at the assigned network address, whereby to allow the user to control operation of the working device via the handheld device and/or to receive data concerning the working device from the central server.

Abstract: A novel front sash closure for a fumehood of the sort comprising a workspace defined by a frame and accessed by a front opening, the front sash closure comprising: a transparent fixed pane and a transparent hinged pane; wherein the transparent fixed pane is securely mounted to the frame of the fumehood so as to partially cover the front opening of the fumehood, whereby to reduce the size of the front opening of the fumehood to a working opening; and wherein the transparent hinged pane is hingedly mounted to the frame of the fumehood intermediate the working opening so as to be able to selectively cover a portion of the working opening.

Abstract: Apparatus for transforming the air exchange load of a higher air exchange rate space into the air exchange load of a lower air exchange rate space, including: a housing; an air inlet and at least one air outlet formed in the housing; a passageway extending through the housing and connecting the air inlet to the at least one air outlet; a circulation fan disposed in the passageway so as to draw the air of the higher air exchange rate space into the air inlet, through the passageway, and return that air to the higher air exchange rate space through the at least one air outlet; and a filter disposed in the passageway for purging substances from the air passing through the passageway, whereby to transform the air exchange load of a higher air exchange rate space into the air exchange load of a lower air exchange rate space.

Abstract: Apparatus comprising: a fumehood; and an air treatment device for purging unwanted substances from the exhaust air of the fumehood, the air treatment device comprising: a non-thermal plasma reactor stage for producing air byproducts comprising O., N., OH. and O3 and introducing those air byproducts into the exhaust air of the fumehood so as to treat the exhaust air of the fumehood; and a catalyst stage downstream of the non-thermal plasma reactor stage for further treating the air downstream of the non-thermal plasma reactor stage.

Abstract: A method for wirelessly controlling a working device using a handheld unit, the method comprising: connecting the working device to a central server by a network, wherein the working device is uniquely identified on the network by an assigned network address, and further wherein the working device and the central server are configured so that the central server can receive data concerning operation of the working device, and control operation of the working device, via the network; positioning a device-specific identification marker at the working device, wherein the device-specific identification marker is linked to the assigned network address of the working device; scanning the device-specific identification marker with the handheld unit, whereby to identify the working device and the assigned network address linked to the working device; and using the handheld unit to cause the central server to communicate with and control the working device at the assigned network address, whereby to allow the user to c

Abstract: A ductless fumehood system, the system comprising: at least one ductless fumehood, the ductless fumehood comprising: a housing; a workspace formed within the housing; a door for selectively closing off the workspace; an air inlet for introducing air into the workspace; a master module for receiving air from the workspace, purging unwanted substances from that air, and then exhausting that filtered air to the ambient room atmosphere, wherein the master module comprises: a master module filter; a master module filter sensor for determining proper functioning of the master module filter; a master module exhaust fan for moving air from the workspace, through the master module filter and out into the ambient room atmosphere; a master module alarm for alerting an operator of a function failure within the ductless fumehood; and a master module central processing unit for (i) controlling the operation of the active elements of the master module, (ii) detecting a function failure of the master module, and (iii) a

Abstract: An air filter for purging unwanted substances from air which comprises a filtration media and at least one reactant attached to the filtration media. A method for purging unwanted substances from air which comprises providing an air filter comprising a filtration media and at least one reactant attached to the filtration media, and passing the air which is to be filtered through the air filter so as to purge unwanted substances from the air.

Abstract: An air filter for purging unwanted substances from air, the air filter comprising: an acid-purging stage, wherein the acid-purging stage comprises an air-permeable skeleton which has an acid-neutralizing substance mounted thereto, wherein the air-permeable skeleton comprises fiberglass fibers, open cell polyurethane foam, etc. and the acid-neutralizing substance comprises sodium bicarbonate, and further wherein the sodium bicarbonate is secured to the fiberglass fibers, open cell polyurethane foam, etc. using an adhesive; and a solvent-purging stage, wherein the solvent-purging stage comprises solvent-purging granules captured between two air-permeable screens, and further wherein the solvent-purging granules comprise activated carbon granules.

Abstract: Apparatus for transforming the air exchange load of a higher air exchange rate space into the air exchange load of a lower air exchange rate space, including: a housing; an air inlet and at least one air outlet formed in the housing; a passageway extending through the housing and connecting the air inlet to the at least one air outlet; a circulation fan disposed in the passageway so as to draw the air of the higher air exchange rate space into the air inlet, through the passageway, and return that air to the higher air exchange rate space through the at least one air outlet; and a filter disposed in the passageway for purging noxious substances from the air passing through the passageway, whereby to transform the air exchange load of a higher air exchange rate space into the air exchange load of a lower air exchange rate space.

Abstract: A ductless fumehood system comprising: at least one ductless fumehood comprising a housing; a workspace formed within the housing; a door for selectively closing off the workspace; an air inlet for introducing air into the workspace; a master module for receiving air from the workspace, purging unwanted substances from that air, and then exhausting that filtered air to the ambient room atmosphere; and a slave module for receiving air from the workspace, purging unwanted substances from that air, and then exhausting that filtered air to the ambient room atmosphere; wherein the slave module is in communication with the master module such that the master module central processing unit is capable of (i) controlling the operation of the active elements of the slave module, (ii) detecting a function failure of the slave module, and (iii) activating the master module alarm in the event of a failure within that slave module.

Abstract: A method for operating a ducted fumehood with increased energy efficiency, wherein the method includes passing exhaust air from the ducted fumehood through a heat exchanger, and passing other air through the heat exchanger, so as transfer heat content from the exhaust air to the other air, or to transfer heat content from the other air to the exhaust air, so as to temperature-condition the other air.

Abstract: A ductless fumehood system comprising: at least one ductless fumehood comprising a housing; a workspace formed within the housing; a door for selectively closing off the workspace; an air inlet for introducing air into the workspace; a master module for receiving air from the workspace, purging unwanted substances from that air, and then exhausting that filtered air to the ambient room atmosphere; and a slave module for receiving air from the workspace, purging unwanted substances from that air, and then exhausting that filtered air to the ambient room atmosphere; wherein the slave module is in communication with the master module such that the master module central processing unit is capable of (i) controlling the operation of the active elements of the slave module, (ii) detecting a function failure of the slave module, and (iii) activating the master module alarm in the event of a failure within that slave module.

Abstract: A filter comprising a hollow frame comprising a first face, a second face and an interior passageway extending therebetween; a first screen extending across the passageway at the first face; a first partial-depth, open-cell stabilizer extending across and into the passageway, wherein the stabilizer comprises a matrix formed by a plurality of walls defining a plurality of open cells therebetween, a second screen extending across the passageway at the second face; a second partial-depth, open-cell stabilizer extending across and into the passageway, wherein the stabilizer comprises a matrix formed by a plurality of walls defining a plurality of open cells therebetween; and granular filter materials tightly packed within the passageway, between the first screen and the second screen.

Abstract: A mobile, disposable isolation glove box comprising: an enclosure comprising a base and a plurality of inclined walls converging to an apex, at least one of the walls being at least in part transparent; at least one glove formed in at least one of the inclined walls, the at least one glove extending into the interior of the enclosure; and a sealable opening formed in the enclosure for permitting a specimen to be placed inside the enclosure.

Abstract: A modular filtration assembly for filtration of fluids, the capacity of the assembly depending upon the selected number of filtration modules included in the assembly. Each of the modules is made up of two identical housing members connected together in inverse, head-to-tail configuration and providing for inflow and outflow of fluid to and from a filter unit disposed in a recess formed by the two housing members. A housing inlet and housing outlet serve the function of assembly inlet and assembly outlet when the modules are assembled to one another to form the filtration assembly, providing for modularity and affording flexibility of capacity of the assembly.