IP Library Granted Patent US 9,423,367
Granted Patent B2
US 9,423,367 · App. 14/002,808 · Granted Aug 23, 2016

Permeable measuring cell for receiving measuring means

Inventors: Daniel Platte (Velbert, DE); Peter Schroeren (Kempen, DE); Jürgen Danulat (Mettmann, DE); Andreas Reese (Essen, DE)
Assignee: Optek-Danulat GmbH
G01N27/04G01N21/05G01N23/00A61L2/081A61L2202/14G01N2021/054
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Quick Facts
Patent No.
US 9,423,367
App. No.
14/002,808
Granted
Aug 23, 2016
Kind
B2
Abstract

A flow-through measuring cell for accommodating measuring means for measuring chemical and/or physical properties of a fluid which is flowing through the measuring cell, the measuring cell having an inlet opening for entry of the fluid, an outlet opening for exit of the fluid, a, especially single, measuring space which is located between the inlet opening and outlet opening, a radiation measurement region for measuring the interaction of the fluid in the measuring cell with electromagnetic radiation from outside the measuring cell, a conductivity measurement receiver for accommodating conductivity measuring means for measuring the conductivity of the fluid in the measuring cell and/or a pH measurement receiver for accommodating the pH value measuring means for measuring the pH value of the fluid in the measuring cell.

Claims (31)

1. A flow through measuring cell for accommodating measuring means for measuring chemical and/or physical properties of a fluid which is flowing through said measuring cell, said measuring cell comprising:

a measuring space located within said measuring cell between an inlet opening for entry of said fluid and an outlet opening for exit of said fluid,

a radiation measurement region in said measuring space, said radiation measurement region being configured to accommodate measurement of an interaction of said fluid with electromagnetic radiation provided to said measuring space from a location outside of said measuring space,

a conductivity measurement receiver configured to accommodate conductivity measuring means for measuring a conductivity of said fluid in said measuring space and/or a pH measurement receiver configured to accommodate pH value measuring means for measuring a pH value of said fluid in said measuring space,

wherein a beam path of said radiation measurement region runs transversely to the measuring space and transversely to said inlet opening and/or said outlet opening,

wherein said inlet opening and said outlet opening run in parallel offset to one another,

wherein said measuring cell is formed as a disposable measuring cell,

wherein said conductivity measurement receiver and/or said pH measurement receiver are located lengthwise to said measuring space and transversely to said inlet opening and/or said outlet opening, and

wherein said conductivity measurement receiver comprises a plurality of receiver openings, each of said receiver openings being configured to accommodate one of a current electrode and a voltage electrode.

2. A flow through measuring cell for accommodating measuring means for measuring chemical and/or physical properties of a fluid which is flowing through said measuring cell, said measuring cell comprising:

a measuring space located within said measuring cell between an inlet opening for entry of said fluid and an outlet opening for exit of said fluid,

a radiation measurement region in said measuring space, said radiation measurement region being configured to accommodate measurement of an interaction of said fluid with electromagnetic radiation provided to said measuring space from a location outside of said measuring space,

a conductivity measurement receiver configured to accommodate conductivity measuring means for measuring a conductivity of said fluid in said measuring space and/or a pH measurement receiver configured to accommodate pH value measuring means for measuring a pH value of said fluid in said measuring space,

wherein a beam path of said radiation measurement region runs transversely to the measuring space and transversely to said inlet opening and/or said outlet opening,

wherein said inlet opening and said outlet opening run in parallel offset to one another,

wherein said measuring cell is formed as a disposable measuring cell,

wherein said conductivity measurement receiver and/or said pH measurement receiver are located lengthwise to said measuring space and transversely to said inlet opening and/or said outlet opening,

wherein said cell includes said conductivity measuring receiver and said pH measurement receiver,

wherein said conductivity measurement receiver is positioned adjacent to said inlet opening at a lengthwise end of said measuring space, and

wherein said pH measurement receiver is positioned adjacent to said outlet opening at an opposite lengthwise end of said measuring space from said conductivity measurement receiver.

3. A flow through measuring cell for accommodating measuring means for measuring chemical and/or physical properties of a fluid which is flowing through said measuring cell, said measuring cell comprising:

a measuring space located within said measuring cell between an inlet opening for entry of said fluid and an outlet opening for exit of said fluid,

a radiation measurement region in said measuring space, said radiation measurement region being configured to accommodate measurement of an interaction of said fluid with electromagnetic radiation provided to said measuring space from a location outside of said measuring space,

a conductivity measurement receiver configured to accommodate conductivity measuring means for measuring a conductivity of said fluid in said measuring space and/or a pH measurement receiver configured to accommodate pH value measuring means for measuring a pH value of said fluid in said measuring space,

wherein a beam path of said radiation measurement region runs transversely to the measuring space and transversely to said inlet opening and/or said outlet opening,

wherein said inlet opening and said outlet opening run in parallel offset to one another,

wherein said measuring cell is formed as a disposable measuring cell,

wherein said conductivity measurement receiver and/or said pH measurement receiver are located lengthwise to said measuring space and transversely to said inlet opening and/or said outlet opening,

wherein said outlet opening is positioned adjacent to a lengthwise end of said measuring space,

wherein said pH measurement receiver is positioned on said lengthwise end adjacent to said outlet opening, and

wherein said pH measurement receiver is configured to allow a pH electrode to extend through said pH measurement receiver and into said measuring space, said pH electrode extending to a location under a middle of said outlet opening or further into said measuring space.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2013
From: PLATTE, DANIEL; SCHROEREN, PETER; DANULAT, JURGEN; REESE, ANDREAS
To: OPTEK-DANULAT GMBH
Reel/Frame 031126/0495 →
Priority Claims (1)
DE 10 2011 013 001 · Mar 4, 2011 · national
Continuity (1)
Related Publication 20140004002A1 · Jan 2, 2014