DE3029945C2 - - Google Patents
Info
- Publication number
- DE3029945C2 DE3029945C2 DE3029945A DE3029945A DE3029945C2 DE 3029945 C2 DE3029945 C2 DE 3029945C2 DE 3029945 A DE3029945 A DE 3029945A DE 3029945 A DE3029945 A DE 3029945A DE 3029945 C2 DE3029945 C2 DE 3029945C2
- Authority
- DE
- Germany
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
- G01J3/433—Modulation spectrometry; Derivative spectrometry
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803029945 DE3029945A1 (de) | 1980-08-07 | 1980-08-07 | Anordnung zur ermittlung der konzentration eines stoffes in einem stoffgemisch |
US06/288,280 US4449819A (en) | 1980-08-07 | 1981-07-30 | Arrangement for determining the concentration of a substance in a mixture of substances |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803029945 DE3029945A1 (de) | 1980-08-07 | 1980-08-07 | Anordnung zur ermittlung der konzentration eines stoffes in einem stoffgemisch |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3029945A1 DE3029945A1 (de) | 1982-02-18 |
DE3029945C2 true DE3029945C2 (en17) | 1982-12-02 |
Family
ID=6109115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19803029945 Granted DE3029945A1 (de) | 1980-08-07 | 1980-08-07 | Anordnung zur ermittlung der konzentration eines stoffes in einem stoffgemisch |
Country Status (2)
Country | Link |
---|---|
US (1) | US4449819A (en17) |
DE (1) | DE3029945A1 (en17) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991001488A1 (en) * | 1989-07-21 | 1991-02-07 | Massachusetts Institute Of Technology | Measurement of solid particle concentration in presence of a second particle type |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4590574A (en) * | 1983-04-29 | 1986-05-20 | International Business Machines Corp. | Method for determining oxygen and carbon in silicon semiconductor wafer having rough surface |
US4971077A (en) * | 1989-08-02 | 1990-11-20 | R. J. Reynolds Tobacco Company | On-line tobacco evaluation system and method |
US5301125A (en) * | 1990-09-26 | 1994-04-05 | Exxon Research & Engineering Company | Spectroscopic determination of amount of one constituent of a fluid mixture in another constituent or in the fluid mixture itself, following separation of the mixture into its constituents |
US5679954A (en) * | 1994-11-14 | 1997-10-21 | Soloman; Sabrie | Non-destructive identification of tablet and tablet dissolution by means of infared spectroscopy |
DE19744061C2 (de) * | 1996-10-07 | 2000-01-05 | Nippon Soken | Vorrichtung und Verfahren zum Bestimmen von Arten von Adsorbaten |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4945788A (en17) * | 1972-09-05 | 1974-05-01 | Hitachi Ltd | |
DE2646580A1 (de) * | 1976-10-15 | 1978-04-20 | Hartmann & Braun Ag | Photometer fuer die stoffanalyse |
-
1980
- 1980-08-07 DE DE19803029945 patent/DE3029945A1/de active Granted
-
1981
- 1981-07-30 US US06/288,280 patent/US4449819A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991001488A1 (en) * | 1989-07-21 | 1991-02-07 | Massachusetts Institute Of Technology | Measurement of solid particle concentration in presence of a second particle type |
Also Published As
Publication number | Publication date |
---|---|
US4449819A (en) | 1984-05-22 |
DE3029945A1 (de) | 1982-02-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8339 | Ceased/non-payment of the annual fee |