NL6804747A - - Google Patents
Info
- Publication number
- NL6804747A NL6804747A NL6804747A NL6804747A NL6804747A NL 6804747 A NL6804747 A NL 6804747A NL 6804747 A NL6804747 A NL 6804747A NL 6804747 A NL6804747 A NL 6804747A NL 6804747 A NL6804747 A NL 6804747A
- Authority
- NL
- Netherlands
Links
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0693—Treatment of the electrolyte residue, e.g. reconcentrating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
- G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Manufacturing & Machinery (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Automation & Control Theory (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1967S0110017 DE1623094B2 (de) | 1967-05-26 | 1967-05-26 | Vorrichtung zum regeln der konzentration von optisch durchlaessigen loesungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6804747A true NL6804747A (de) | 1968-11-27 |
Family
ID=7529921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6804747A NL6804747A (de) | 1967-05-26 | 1968-04-04 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3526771A (de) |
| AT (1) | AT277343B (de) |
| CH (1) | CH483629A (de) |
| DE (1) | DE1623094B2 (de) |
| FR (1) | FR1566034A (de) |
| GB (1) | GB1217946A (de) |
| NL (1) | NL6804747A (de) |
| SE (1) | SE339339B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2121744A1 (de) * | 1971-05-03 | 1972-11-09 | Siemens Ag | Optoelektronische Einrichtung zur Messung und Regelung der Konzentration von Lösungen |
| US3770352A (en) * | 1972-05-08 | 1973-11-06 | Philco Ford Corp | Totally reflecting laser refractometer |
| USRE30391E (en) * | 1976-02-23 | 1980-09-02 | Abbott Laboratories | Chemical analysis cuvette |
| JPS5488878A (en) * | 1977-12-27 | 1979-07-14 | Fujitsu Ltd | Suspension control method |
| DE19509291A1 (de) * | 1995-03-15 | 1996-09-19 | Akzo Nobel Nv | Verfahren zur Kontrolle der Konzentration einer Lösung von Cellulose in einem tertiären Amin-N-oxid und Wasser |
| US7295295B2 (en) * | 2004-12-13 | 2007-11-13 | Celanese International Corporation | Paste solids measurement in real time |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2780131A (en) * | 1952-11-19 | 1957-02-05 | Exxon Research Engineering Co | Continuous recording refractometer |
| US2807976A (en) * | 1955-10-11 | 1957-10-01 | Electron Machine Corp | Refractometer |
| US3449051A (en) * | 1965-12-27 | 1969-06-10 | Philips Corp | Differential optical system and optical elements therefor |
-
1967
- 1967-05-26 DE DE1967S0110017 patent/DE1623094B2/de active Granted
-
1968
- 1968-03-11 AT AT238168A patent/AT277343B/de not_active IP Right Cessation
- 1968-03-15 CH CH387768A patent/CH483629A/de not_active IP Right Cessation
- 1968-04-04 NL NL6804747A patent/NL6804747A/xx unknown
- 1968-05-16 GB GB23454/68A patent/GB1217946A/en not_active Expired
- 1968-05-21 SE SE06858/68A patent/SE339339B/xx unknown
- 1968-05-22 FR FR1566034D patent/FR1566034A/fr not_active Expired
- 1968-05-24 US US731780A patent/US3526771A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3526771A (en) | 1970-09-01 |
| AT277343B (de) | 1969-12-29 |
| FR1566034A (de) | 1969-05-02 |
| CH483629A (de) | 1969-12-31 |
| DE1623094A1 (de) | 1971-04-15 |
| DE1623094B2 (de) | 1976-12-30 |
| GB1217946A (en) | 1971-01-06 |
| SE339339B (de) | 1971-10-04 |