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Hach Company
Hach Company_20100128
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Hach Company patents


Recent patent applications related to Hach Company. Hach Company is listed as an Agent/Assignee. Note: Hach Company may have other listings under different names/spellings. We're not affiliated with Hach Company, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Hach Company-related inventors


Flow meter with adaptable beam characteristics

An embodiment provides a method for measuring velocity of fluid flow in a channel, including: transmitting, using a transmitter, directed energy carrying a signal toward a surface of a fluid in a fluid channel so as to produce a plurality reflections from locations substantially spanning the entire width of the... Hach Company

Flow meter with adaptable beam characteristics

An embodiment provides a method for measuring a fluid parameter of fluid flowing in a channel, including: transmitting, using a transmitter of a device, directed energy carrying a signal toward a surface of a fluid in a fluid channel, so as to produce one or more reflections from the fluid... Hach Company

Online chlorine analyzer

An embodiment provides an apparatus, including: a cartridge including a base and a lid; at least one fluid line located between the base and the lid of the cartridge; at least one heating element located either on the base or the lid and aligned in intimate contact with the at... Hach Company

Mobile water analysis

An embodiment provides a method, including: operating a motor to position sample fluid within a fluid channel of a cuvette; transmitting light through an optical chamber of the cuvette; measuring a value of received light that has been transmitted through the optical chamber; comparing the measured value of light to... Hach Company

Turbidimeter

Various turbidimeters are described that can detect light directly in a substantially circular, e.g., encompassing, manner such that an increased amount of scattered light from a sample vial may be detected by a light detector, e.g., a photodiode or photodiode array. In an embodiment, a substantially circular photodiode array is... Hach Company

Carbon quantifying apparatus and method

A carbon quantifying cell configured to receive a fluid is provided, including two or more electrodes positioned at least partially in the fluid, and meter electronics configured to place an electrical oxidization, polarization, and/or adsorption program across the two or more electrodes and at least partially oxidize carbon materials in... Hach Company

Storage stable standards for aqueous chlorine analysis

A standard for testing measurement systems for aqueous chlorine species analysis includes an openable storage vessel and an aqueous composition including a compound having the formula R1R2NCl where R1 and R2 are independently methyl, ethyl or propyl, wherein the aqueous composition is storage stable within the openable storage vessel.... Hach Company

Optical character recognition (ocr) and coded data for legacy instrument data transfer

One embodiment provides a method for capturing information from a measuring instrument, including: capturing, using an image capture device, an image of information displayed on the measuring instrument; analyzing, using a processor, the information; detecting, based on the analyzing, a plurality of elements within the information; wherein the plurality of... Hach Company

Aqueous sample fluid measurement and analysis

An embodiment provides a method for determining a concentration of an analyte in a fluid sample, including: introducing a fluid sample into a measurement chamber; operating a measurement device to introduce light of a first wavelength to the fluid sample; measuring, with a detector, absorbance of the light of the... Hach Company








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