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US 5,203,892 AGranted
Coke filter
AssigneeKrupp Polysius AG
InventorsLudger Brentrup, Heinz-Herbert Schmits
Life of this patent
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Abstract
The invention relates to a coke filter for cleansing a gas stream, containing a temperature measuring arrangement having a photoconductor which is supplied with pulsed laser light and is passed in a loop through the filter chamber near the outlet openings. In such a coke filter the temperatures prevailing at all critical points are determined in a simple and reliable manner.
Claims11
Coke filter for cleansing a gas stream, comprising
- a) a filter housing with at least one filter chamber (1a, 1b, 1c, 1d) which serves to receive a granular mass of coke (17) and is defined by chamber walls in which inlet openings and outlet openings (5) are provided for the gas stream to be cleansed,
- b) and a temperature measuring arrangement for determining the temperatures prevailing at predetermined locations in the filter chamber,
- characterised in that
- c) the temperature measuring arrangement contains a photoconductor (20) which is supplied with pulsed laser light and is passed in a loop through the filter chamber near the outlet openings (5).
1 more element
Dependencies are inferred from the claim text.