TW221489B - - Google Patents
Info
- Publication number
- TW221489B TW221489B TW081106343A TW81106343A TW221489B TW 221489 B TW221489 B TW 221489B TW 081106343 A TW081106343 A TW 081106343A TW 81106343 A TW81106343 A TW 81106343A TW 221489 B TW221489 B TW 221489B
- Authority
- TW
- Taiwan
- Prior art keywords
- light
- shunt
- sample
- main stream
- film thickness
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Pipeline Systems (AREA)
- Circuit For Audible Band Transducer (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Formation Of Insulating Films (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Measuring Cells (AREA)
- Image Analysis (AREA)
- Drying Of Semiconductors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/754,016 US5185533A (en) | 1991-09-03 | 1991-09-03 | Monitoring film fouling in a process stream with a transparent shunt and light detecting means |
Publications (1)
Publication Number | Publication Date |
---|---|
TW221489B true TW221489B (zh) | 1994-03-01 |
Family
ID=25033124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW081106343A TW221489B (zh) | 1991-09-03 | 1992-08-11 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5185533A (zh) |
EP (1) | EP0531067B1 (zh) |
JP (1) | JP2686026B2 (zh) |
AT (1) | ATE132253T1 (zh) |
AU (1) | AU648928B2 (zh) |
DE (1) | DE69207122T2 (zh) |
DK (1) | DK0531067T3 (zh) |
ES (1) | ES2084293T3 (zh) |
GR (1) | GR3019189T3 (zh) |
TW (1) | TW221489B (zh) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5360549A (en) * | 1993-04-27 | 1994-11-01 | Nalco Chemical Company | Feed back control deposit inhibitor dosage optimization system |
JPH08178627A (ja) * | 1994-12-26 | 1996-07-12 | Sumitomo Wiring Syst Ltd | 管厚検査方法 |
US5796478A (en) * | 1997-07-25 | 1998-08-18 | Nalco Chemical Company | Monitoring of film forming living desposits |
US6023070A (en) * | 1998-04-03 | 2000-02-08 | Nalco Chemical Company | System and method to monitor for fouling |
CA2306546C (en) | 2000-04-20 | 2006-06-27 | Photoscience Japan Corporation | Tube scraper |
ITBO20000713A1 (it) | 2000-12-06 | 2002-06-06 | Castellini Spa | Apparecchiatura e motodo per il rilevamento di biofilm in condotti idrici di riuniti dentali |
US6475394B2 (en) | 2000-12-13 | 2002-11-05 | Ondeo Nalco Company | Pseudo-fouling detector and use thereof to control an industrial water process |
DE10341397A1 (de) * | 2003-09-05 | 2005-03-31 | Stockhausen Gmbh & Co. Kg | Biofouling-Online-Meßverfahren |
GB2409032A (en) * | 2003-12-11 | 2005-06-15 | Douglas Ferguson Morrison | Light transmission device for monitoring the cleanliness of a pipe |
US7652586B2 (en) * | 2006-08-15 | 2010-01-26 | General Electric Company | Early fouling detection |
CN101512323B (zh) * | 2006-09-08 | 2012-08-22 | 大日本印刷株式会社 | 污染性评价方法、污染性评价装置、光学部件的检查方法、光学叠层体以及显示器产品 |
WO2008083720A1 (de) * | 2007-01-12 | 2008-07-17 | Siemens Aktiengesellschaft | Druckmessumformer sowie verfahren zum betreiben eines druckmessumformers |
US7949432B2 (en) * | 2007-02-16 | 2011-05-24 | Nalco Company | Method of monitoring surface associated microbiological activity in process streams |
NZ600225A (en) | 2009-12-11 | 2013-12-20 | Ecolab Inc | Fouling detection setup and method to detect fouling |
US20150315896A1 (en) * | 2013-01-02 | 2015-11-05 | Scale Protection As | Scale Indication Device and Method |
US20150050012A1 (en) * | 2013-08-15 | 2015-02-19 | Yun-Shan Chang | Water feeding device of instantaneous heating type and control method thereof |
HUE050767T2 (hu) * | 2014-04-09 | 2021-01-28 | Nch Corp | Rendszer és eljárás biofilm növekedés detektálására vizes rendszerekben |
US9182344B1 (en) * | 2014-11-18 | 2015-11-10 | Herbert Mitchell | Device for the detector of fouling on optical surfaces of a nephelometric turbidimeter submerged in a liquid |
US10197824B2 (en) | 2015-01-08 | 2019-02-05 | Ecolab Usa Inc. | Method of obtaining or maintaining optical transmittance into deaerated liquid |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3731091A (en) * | 1971-06-30 | 1973-05-01 | Combustion Eng | Method and means for monitoring the quantity of dispersed oil in water with means for wiping the sample cell |
DE2515499C3 (de) * | 1975-04-09 | 1978-11-02 | Original Hanau Quarzlampen Gmbh, 6450 Hanau | Vorrichtung zur Steuerung des Aufziehens von mindestens einer in einer Färbeflotte enthaltenen Farbkqmponenten auf Textilgut o.dgl |
CA1199814A (en) * | 1981-11-25 | 1986-01-28 | Par H. Bergstrom | Device for measuring fluid consistency |
US4906101A (en) * | 1986-04-01 | 1990-03-06 | Anheuser-Busch Companies, Inc. | Turbidity measuring device and method |
US4896047A (en) * | 1988-04-11 | 1990-01-23 | Westinghouse Electric Corp. | Method and apparatus of periodically obtaining accurate opacity monitor readings of an exhaust gas stream |
US4912332A (en) * | 1988-06-03 | 1990-03-27 | Research And Development Institute, Inc. At Montana State University | Non-destructive methods for detecting organic deposits and removing them |
-
1991
- 1991-09-03 US US07/754,016 patent/US5185533A/en not_active Expired - Lifetime
-
1992
- 1992-08-11 TW TW081106343A patent/TW221489B/zh active
- 1992-08-26 AU AU21319/92A patent/AU648928B2/en not_active Ceased
- 1992-08-28 EP EP92307865A patent/EP0531067B1/en not_active Expired - Lifetime
- 1992-08-28 DK DK92307865.3T patent/DK0531067T3/da active
- 1992-08-28 AT AT92307865T patent/ATE132253T1/de not_active IP Right Cessation
- 1992-08-28 DE DE69207122T patent/DE69207122T2/de not_active Expired - Fee Related
- 1992-08-28 ES ES92307865T patent/ES2084293T3/es not_active Expired - Lifetime
- 1992-09-02 JP JP4234543A patent/JP2686026B2/ja not_active Expired - Fee Related
-
1996
- 1996-03-05 GR GR960400592T patent/GR3019189T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
AU2131992A (en) | 1993-03-11 |
JP2686026B2 (ja) | 1997-12-08 |
DE69207122T2 (de) | 1996-07-11 |
EP0531067B1 (en) | 1995-12-27 |
DK0531067T3 (da) | 1996-03-18 |
GR3019189T3 (en) | 1996-06-30 |
AU648928B2 (en) | 1994-05-05 |
DE69207122D1 (de) | 1996-02-08 |
JPH05209725A (ja) | 1993-08-20 |
ES2084293T3 (es) | 1996-05-01 |
US5185533A (en) | 1993-02-09 |
EP0531067A1 (en) | 1993-03-10 |
ATE132253T1 (de) | 1996-01-15 |
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