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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 8167479 | Apparatus for dosing and mixing solid powders in technological processes for converting plastic materials An apparatus for dosing and mixing solid powders in technological processes for converting plastic materials, comprising an assembly for dosing the solid powders to be mixed with a first process liquid before mixing with an additional process liquid, the dosage asse... | 05/01/2012 |
| 7980753 | Systems and methods for managing fluids in a processing environment using a liquid ring pump and reclamation system Methods and systems for chemical management. In one embodiment, a blender is coupled to a processing system and configured to supply an appropriate solution or solutions to the system. Solutions provided by the blender are then reclaimed from the system and subseque... | 07/19/2011 |
| 7905653 | Method and apparatus for blending process materials A method and apparatus for blending and supplying process materials. The method and apparatus are particularly applicable to the blending of ultra-high purity chemicals, the blending of abrasive slurries with other chemicals for the polishing of semiconductor wafers... | 03/15/2011 |
| 7530729 | Blenders A material transfer device, in particular for use with blenders associated with a material processing device such as a plastics extruding device. The material transfer device can be used for controlling delivery of measured amounts of particulate material to or from... | 05/12/2009 |
| 7387429 | Method and apparatus for simultaneously producing confectioneries of different kinds A method and an apparatus serve for controlling a system for simultaneously producing a plurality of different product kinds of confectioneries in a plurality of product lines. The method includes the steps of dividing a base mass into a plurality of partial masses,... | 06/17/2008 |
| 7369230 | Apparatus and method for measuring particulate flow rate An apparatus for measuring the rate of flow of a volume of particulate material comprising a transparent tube of known cross-sectional area, means for supplying a flow of particulate material through the transparent tube, and an optical signal sensor for receiving a... | 05/06/2008 |
| 7364349 | Chemical dilution system for semiconductor device processing system A dilution stage is adapted to supply a dilute chemistry to a semiconductor device processing apparatus. The dilution stage includes a first vessel adapted to store the chemistry after dilution and a second vessel adapted to store the chemistry prior to dilution. Th... | 04/29/2008 |
| 7363114 | Batch mixing method with standard deviation homogeneity monitoring There is disclosed a system and method of formulating a batch comprising at least two chemicals. An embodiment is disclosed wherein a feedforward algorithm can be used to control the target blend. Subsequently a feedback closed loop control loop algorithm is provide... | 04/22/2008 |
| 7363115 | Batch mixing method with first derivative homogeneity monitoring There is disclosed a system and method of formulating a batch comprising at least two chemicals. An embodiment is disclosed wherein a feedforward algorithm can be used to control the target blend. Subsequently a feedback closed loop control loop algorithm is provide... | 04/22/2008 |
| 7357563 | Continuous liquid stream blender Continuous stream ratio blending of two or more liquids. Each stream flow is time synchronized to all others and turned on and off to dose precise ratios into a constant pressure streams combining chamber. Combined on-off flows constitute a net flow rate exceeding s... | 04/15/2008 |
| 7347007 | Low pressure high capacity dryer for resins and other granular and powdery materials A vacuum dryer and method for drying granular or powdery material including at least one canister for holding said material being movable among a series of locations including material heating and vacuum drying locations, means for moving said canister among said lo... | 03/25/2008 |
| 7344297 | Method and apparatus for asynchronous blending and supply of chemical solutions The invention is a method and apparatus for asynchronous blending and supply of chemical solutions. The method of the present invention includes a continuous blending system. This continuous blending system monitors the output and continuously adjusts the blending s... | 03/18/2008 |
| 7339674 | Apparatus and method for changing the color of a flow of fluid A color adjustment system for changing the color of fluid flowing from a source. The color adjustment system includes a main mixing pipe connected to storage vessels to continuously receive flows of colorants from the storage vessels. A fluid inspection cell is conn... | 03/04/2008 |
| 7325560 | In-situ gas blending and dilution system for delivery of dilute gas at a predetermined concentration Apparatus and method for delivery of dilute active fluid, e.g., to a downstream active fluid-consuming process unit of a semiconductor manufacturing plant. The delivery system includes an active fluid source, a diluent fluid source, a fluid flow metering device for ... | 02/05/2008 |
| 7310955 | System and method for delivering cryogenic fluid According to an embodiment of the present invention, a cryogenic fluid delivery system includes a vessel containing a cryogenic fluid at a first pressure and a first temperature, a first heat exchanger coupled to the vessel for receiving the cryogenic fluid and cool... | 12/25/2007 |
| 7302779 | Method and apparatus for masonry chimney flue repair An apparatus for repairing cracks, crevices, joints, and other discontinuities in a chimney flue liner, comprises a flexible, resilient applicator having a liquid impervious rubberized coating. An electrical vibrator is installed within the applicator, for tamping t... | 12/04/2007 |
| 7293909 | Apparatus and method for mixing by agitation in a multichambered mixing apparatus including a pre-agitation mixing chamber An apparatus for agitation mixing comprises a casing including a flow channel through which fluid passes, an agitation body consisting of a shaft installed in the casing and connected to a motor and an agitation blade mounted on the perimeter of the shaft, a powder ... | 11/13/2007 |
| 7292914 | Remote access to chemical dispense system A system for controlling and monitoring operations of a chemical dispense system from a remote location is disclosed. The chemical dispense system includes a formulator for preparing a chemical product using one or more component chemical concentrates. The chemical ... | 11/06/2007 |
| 7281840 | Chemical mixing apparatus There is disclosed a system and method of formulating a batch comprising at least two ingredients. The ingredients are admitted to a container to partially fill it. The quantities of the ingredient in the container are determined, and a ratio of a target quantity to... | 10/16/2007 |
| 7278776 | Apparatus and method for injecting a liquid dye into a polymer melt An apparatus and a method for injecting a liquid dye into a polymer melt, which includes a metering pump with a metering inlet and a metering outlet. The metering inlet connects to a dye tank and the metering outlet connects to a polymer melt carrying component. To ... | 10/09/2007 |
| 7277570 | Method and apparatus for witness card statistical analysis using image processing techniques A method and apparatus for performing witness card statistical analysis using image processing techniques to quickly and efficiently generate as-sprayed performance statistics for a spray device, or spray, based upon a comprehensive analysis of as-sprayed witness ca... | 10/02/2007 |
| 7270469 | Apparatus and method for adding pigmentation to concrete mix A pigmentation dispenser utilizes a hopper having two rotors therein, a first rotor above a second rotor. The second rotor moves the pigmentation material through an outlet opening and deposits it on a conveyor containing a concrete mix. The concrete mix and pigment... | 09/18/2007 |
| 7270436 | Backlighting for electrical cover plates A cover plate (5) for use with an electrical supply. In one embodiment, the backlit cover plate comprises a plate (5), the plate (5) including a window (15) therein; and backlighting, the backlighting powered by the electrical supply (... | 09/18/2007 |
| 7264161 | Process for monitoring production of compositions The present invention is directed to a process for monitoring production of a target composition, such as an automotive paint or an architectural paint and a monitoring device used therein. The process includes (a) identifying one or more formulas associated with id... | 09/04/2007 |
| 7264160 | Process for monitoring production of compositions The present invention is directed to a process for monitoring production of a target composition, such as an automotive paint or an architectural paint and a monitoring device used therein. The process includes (a) identifying one or more formulas associated with id... | 09/04/2007 |
| 7250464 | Distributed paint manufacturing system A paint manufacturing method includes receiving each of a group of fluid prepaints at different inputs of a fluid component mixing system, determining at a computer system a first fluid prepaint ratio, and mixing the fluid prepaints in accordance with the first rati... | 07/31/2007 |
| 7234247 | Low pressure dryer A low pressure dryer for granular or powdery material includes a plurality of canisters rotatable about a common vertical axis serially among material heating, vacuum drying and material inventory discharge positions; pneumatic piston-cylinder means for rotating the... | 06/26/2007 |
| 7206664 | Device and method for mixing substances The device, which serves to mix substances, especially coloring substances, has a processor unit, a local memory unit for storing mixing formulas, a display unit, and an input unit, as well as a measuring device, in particular a scale, with which portions of substan... | 04/17/2007 |
| 7186018 | Fuel processing device having magnetic coupling and method of operating thereof A fuel processing device has a magnetic coupling that transfers rotational energy from a motor to a fuel homogenizer. The magnetic coupling has magnetic members that may be isolated from contact with fuel. ... | 03/06/2007 |
| 7178976 | Blender for ingredients into soft-serve freezer products An assembly is mounted to a soft serve confection freezer. It includes a set of modules in a circular array and separately replaceable in a magazine. Each module supports a container storing a dry food ingredient in particulate form, and has a motor driven product i... | 02/20/2007 |
| 7172716 | Method for blending and fabricating personalized lipstick An apparatus and method for custom blending and fabricating lipstick to the specific demands of individual customers. The present invention provides a kit which enables a user to blend various pigments to arrive at a very specific shade, and then blend the desired s... | 02/06/2007 |
| 7147361 | Methods for injecting dry bulk amendments for water and soil treatment The present invention includes methods for introducing a dry material into a fluid stream in a way that ensures a predictable, highly accurate and consistent application of the material. The invention applies variable amounts of dry material regardless of whether th... | 12/12/2006 |
| 7144147 | Mixing apparatus A mixing apparatus for preparing from a plurality of materials, preferably powders, in particular components of a pharmaceutical composition, a mixture having a required homogeneity, comprising a non-rotating mixing vessel (7); at least one feeding mechanism ... | 12/05/2006 |
| 7144552 | Method and apparatus for preparing chemical solutions A chemical solution preparation apparatus for preparing a chemical solution from chemical gas of an industrial chemical grade. A dissolution unit dissolves the chemical gas in pure water, which is contained in a tank. A gas discharge control unit controls the amount... | 12/05/2006 |
| 7134806 | Repairing road surfaces A method of repairing a road surface includes providing a hopper mounted on a spreading vehicle and means to spread material carried in the hopper over depressed areas of the road surface to fill them with the material. At ambient temperature, a batch of patching sl... | 11/14/2006 |
| 7114443 | Method of delivering a fountain solution A method of preparing a fountain solution, a system for blending two or more concentrate components of a fountain solution, concentrate compositions, and articles of manufacture or kits comprising the concentrate compositions are provided. The method comprises combi... | 10/03/2006 |
| 7103450 | Automated liquid manufacturing system A method for continuously preparing a medium formulation mixes a diluent with a plurality of chemically incompatible concentrate solutions in such a manner that none of the ingredients of the concentrate solutions chemically react in an adverse manner. The method ut... | 09/05/2006 |
| 7097346 | Method and system in control of coating color recipe The amount of at least one coating mix component and/or the ratios of two or more components are measured by a measuring device arranged in conjunction with the coating mix. The measurement is taken from finished coating mix and/or coating mix to be recycled for use... | 08/29/2006 |
| 7083322 | Coating production systems and methods with ultrasonic dispersion and active cooling Coating production systems and methods which include ultrasonic dispersion and active cooling. The system includes a mixing reservoir and an ultrasonic disperser for ultrasonically dispersing an additive with another coating component within the mixing reservoir. Th... | 08/01/2006 |
| 7072742 | Accurate blending module and method An accurate blending module for retrofitting existing laboratory or industrial systems or use as a standalone device and a method of use. The module includes a proportioning submodule that receives and merges at least two liquid feeds. The merged stream flows to a b... | 07/04/2006 |
