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Assignee: NCH Corporation


Location: Irving, TX
No. of patents: 32

NumberTitleIssue Date
8093040Method for growing bacteria
A biomass generator useful for continuously growing and withdrawing bacteria to be used in a desired beneficial application, the generator having a bacteria growth chamber; water and nutrient inlet ports; upper and lower outlet ports; a recirculating pump withdrawin...
01/10/2012
7823656Method for monitoring drilling mud properties
A method for monitoring drilling mud properties, the drilling mud being transported through a well drilling system and stored in a mud pit includes directing the flow of drilling mud in the well drilling system from the mud pit to a sampling unit. A sample of the dr...
11/02/2010
7718149Cupola flue gas treatment
An additive and method of use for treating flue gas of a coke-fired cupola following removal of the blast air during shutdown to adjust the charge and reduce acid buildup in the condensate and corrosion in downstream equipment by injecting into the flue gas a finely...
05/18/2010
7670989Neutralizing superabsorbent polymer composition
An absorbent and process for the neutralization and absorption of acidic and alkaline liquid spills comprising a mixture of superabsorbent polymer, a styrene-butadiene-styrene block copolymer, sodium bicarbonate, and optionally a chlorine neutralizer. The absorbent ...
03/02/2010
7635587Biomass generator
A biomass generator useful for continuously growing and withdrawing bacteria to be used in a desired beneficial application, the generator having a bacteria growth chamber; water and nutrient inlet ports; upper and lower outlet ports; a recirculating pump withdrawin...
12/22/2009
D596717Waterfall tub spout
07/21/2009
D590049Tub shower handle
04/07/2009
7306167Light-activated mist sprayer system
An automatic mist-sprayer system comprising a control unit having electronic circuitry adapted to activate the sprayer for a predetermined interval in response to a sensed ambient light condition of desired intensity and duration. The system desirably further includ...
12/11/2007
D554983Low-profile, under-shelf bracket
11/13/2007
7241723Bearing cleaning composition and method of use
A composition for cleaning bearings in rotating equipment and industrial machinery that contains powdered limestone having a high calcium content dispersed in a calcium sulfonate grease, together with a colorant that readily enables a user to differentiate between c...
07/10/2007
7150118Disposable hazard warning and spill pick-up kit
A disposable kit is provided that comprises a foldable warning sign, protective gloves, a dustpan and scraper for use in cleaning up broken objects or spilled particulate or powdered solid matter, a pad containing super-absorbent polymer for use in cleaning up spill...
12/19/2006
D527810Toilet bolt cover
09/05/2006
7081361Biomass generator
A biomass generator useful for continuously growing and withdrawing bacteria to be used in a desired beneficial application, the generator having a bacteria growth chamber; water and nutrient inlet ports; upper and lower outlet ports; a recirculating pump withdrawin...
07/25/2006
6840267Connection kit for a bath spout
A universal connection kit for installing a bath spout having an internal coupling at the discharge end to a wall pipe. The connection kit is made up of a conduit and a number of adapters for connection to varying types of wall pipe. The components are connected tog...
01/11/2005
6772694Method for selectively dispersing or delivering a control agent
A control agent delivery system useful for dispersing a pesticide, herbicide, fungicide or other biocide around a target or target area that is not directly accessible or that is hazardous to the user. The system includes a separable, two-part projectile containing ...
08/10/2004
6675789Control agent delivery system
A control agent delivery system useful for dispersing a pesticide, herbicide, fungicide or other biocide around a target or target area that is not directly accessible or that is hazardous to the user. The system includes a separable, two-part projectile ...
01/13/2004
6562256Self-dispersing particulate composition and methods of use
A self-dispersing particulate composition, in the form of pellets, prills, flakes or granules, containing particles with a first functional component that is a glassy solid with small, dispersed pockets of pressurized gas and, in the same or different par...
05/13/2003
6415990Metering dispenser for powder and granules
A hand-held, pneumatically propelled, metering dispenser for powdered or granular products such as pesticides, the dispenser having a manually operated pneumatic pump, a product canister, a metering scoop insertable into the product canister in operative ...
07/09/2002
6335191Automated system and method for growing bacteria
An automated system and method is provided for cultivating bacteria in a fluid medium and thereafter selectively discharging the fluid medium, wherein an initial supply of the selected strain or strains of bacteria is combined with nutrients and water in ...
01/01/2002
6016818Recirculating parts washer
A recirculating parts washer is disclosed that features a vertically mounted base and a sink and lid rotatably connected to the base. The recirculating parts washer features a cleaning fluid supply container which is separate from the sink but connected t...
01/25/2000
5885942Multifunctional lubricant additive
The multifunctional lubricant additive compositions of the invention preferably contain a methylene bis(dibutyldithiocarbamate) as an antiwear and extreme pressure additive, a 2,5-dimercapto-1,3,4-thiadiazole derivative as an antioxidant and antiwear addi...
03/23/1999
5877131Translucent lubricant
A translucent wire and cable lubricant containing from about 30 to about 80 weight percent of a mixture further comprising a resin and an oil, from about 10 to about 40 weight percent solvent, from about 1 to about 15 weight percent thermoplastic syntheti...
03/02/1999
5856376Tire puncture sealant
A tire puncture sealant containing water in an amount of from about 6% to about 64% by weight; ethylene glycol in an amount of from about 36% to about 94%; styrene butadiene latex in an amount of about 3%; polyethylene powder and ground rubber in an amoun...
01/05/1999
5700765Additive system and method for extending the service life of petroleum based hydraulic fluids
An additive system and method of use that significantly extend the service life of petroleum based hydraulic fluids, improve antiwear properties, improve demulsibility, condition and swell seals to prevent leaking, increase oxidation life, improve thermal...
12/23/1997
5500369Air sampler
A hand-held portable sampler uses a vacuum to induce the flow of air into an air chamber and around a deflector plate mounted substantially transverse to the overall airflow pattern and with edges thereof close to the surface of nutrient material containe...
03/19/1996
5460753Aqueous cleaning composition for parts washers
Aqueous cleaning compositions comprising phosphate esters, ethoxylated amines having five or more moles of ethoxylation, or optionally, an ethoxylated alcohol or ethoxylated alkyl phenol....
10/24/1995
5447638Method for flocculating finely divided solids suspended in nonpolar liquids
A method for flocculating finely divided particles suspended in nonpolar liquids, thereby facilitating the removal of these particles by sedimentation or filtration, by treating the contaminated nonpolar liquids with from about 0.01% to about 5% by weight...
09/05/1995
5408790Modular dock system
A modular dock system (10) having a plurality of interconnected dock modules (12), each module having a rectangular frame with means (62) for supporting a metal grate (34) around its periphery, a drain pan (60) suspended from the frame beneath the grate, ...
04/25/1995
5126062Calcium sulfonate grease and method of manufacture
An overbased calcium sulfonate grease comprising neutral oil, calcium sulfonate, calcium carbonate, dodecyl benzyl sulfonic acid, isopropyl alcohol, water, calcium hydroxide, 12-hydroxy stearic acid, phosphoric acid and an antioxidant....
06/30/1992
5027952Plastic bottle for acid drain opening system
A system for administering acid to a clogged drain, and the method of using the system. The system includes a coupling to which a container of the acid can be threadedly secured. The coupling includes a piercing nipple, which penetrates a seal on the acid...
07/02/1991
4969491Acid drain opening system
A system for administering acid to a clogged drain, and the method of using the system. The system includes a coupling to which a container of the acid can be threadedly secured. The coupling includes a piercing nipple, which penetrates a seal on the acid...
11/13/1990
4854973Low odor carbon and paint remover composition
Low odor carbon and paint remover compositions useful in the removal of carbon build-ups and paint coatings and films from surfaces such as those associated with the combustion of fuels are disclosed which consists essentially of from about 45 to about 90...
08/08/1989
 
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