CN117849146A - Copper liquid oxygen determination battery and preparation process thereof - Google Patents
Copper liquid oxygen determination battery and preparation process thereof Download PDFInfo
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- CN117849146A CN117849146A CN202311734409.1A CN202311734409A CN117849146A CN 117849146 A CN117849146 A CN 117849146A CN 202311734409 A CN202311734409 A CN 202311734409A CN 117849146 A CN117849146 A CN 117849146A
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 32
- 239000010949 copper Substances 0.000 title claims abstract description 32
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 80
- 229910052751 metal Inorganic materials 0.000 claims abstract description 38
- 239000002184 metal Substances 0.000 claims abstract description 38
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 33
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 33
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 claims abstract description 32
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 16
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000005751 Copper oxide Substances 0.000 claims abstract description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 16
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910000423 chromium oxide Inorganic materials 0.000 claims abstract description 16
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 16
- 229910000480 nickel oxide Inorganic materials 0.000 claims abstract description 16
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910001923 silver oxide Inorganic materials 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 17
- 239000001301 oxygen Substances 0.000 claims description 17
- 229910052760 oxygen Inorganic materials 0.000 claims description 17
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 15
- 238000001354 calcination Methods 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 15
- 229910052726 zirconium Inorganic materials 0.000 claims description 15
- 239000002002 slurry Substances 0.000 claims description 10
- 239000010431 corundum Substances 0.000 claims description 7
- 229910052593 corundum Inorganic materials 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 5
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 5
- 238000000498 ball milling Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000011049 filling Methods 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 10
- 239000000523 sample Substances 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/403—Cells and electrode assemblies
- G01N27/406—Cells and probes with solid electrolytes
- G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
- G01N27/409—Oxygen concentration cells
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a copper liquid oxygen determination battery, which comprises reference electrode powder composed of metal powder and metal oxide, wherein the metal powder comprises copper powder, chromium powder and nickel powder, and the metal oxide comprises copper oxide, chromium oxide, nickel oxide and silver oxide. The invention relates to the technical field, the copper liquid oxygen determination battery and the preparation process thereof, wherein the response speed of the product is 1-2s, the response speed is high, the test curve is smooth, the product consistency is good, and the comprehensive cost is greatly reduced by adopting the process.
Description
Technical Field
The invention relates to the technical field of oxygen determination probes, in particular to a copper liquid oxygen determination battery and a preparation process thereof.
Background
In the current copper liquid smelting process, the oxygen content in the copper liquid needs to be measured at fixed time, the existing measuring method in the copper liquid adopts a foreign oxygen-determining probe for measurement, and the core part of the probe is an oxygen-determining battery and the next is spectrum measurement. The foreign price is high, the response time is slow (generally more than 2 seconds), the lower the response time is, the lower the accuracy of the measured oxygen content value is, the stability is poor, and the spectrum cannot be measured on line to guide smelting.
Through long-term technical attack, I develop a copper liquid oxygen determination battery which can be measured on line, and has the advantages of high response speed and low cost.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a copper liquid oxygen determination battery and a preparation process thereof, and solves the problems of low accuracy, poor stability and high cost of the oxygen content value of the existing copper liquid oxygen determination battery.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: a copper liquid oxygen determination battery comprises reference electrode powder composed of metal powder and metal oxide, wherein the metal powder comprises copper powder, chromium powder and nickel powder, and the metal oxide comprises copper oxide, chromium oxide, nickel oxide and silver oxide.
Wherein the respective proportions of the metal powder and the metal oxide are 75-95% and 5-25% respectively.
Further preferably, in the metal powder, the respective proportions of the copper powder, the chromium powder and the nickel powder are 20 to 35%, 45 to 55% and 10 to 20%, respectively.
Further preferably, the metal oxide contains copper oxide, chromium oxide, nickel oxide, and silver oxide in a proportion of 10 to 20%, 20 to 35%, 25 to 40%, and 10 to 20%, respectively.
A preparation process of a copper liquid oxygen determination battery comprises the following steps of;
crushing high-temperature glass to below 300 meshes to obtain glass powder;
grinding the metal powder, glass powder and cotton nitrate solution containing Mn, ni, mo, pt and Cu into slurry, coating the slurry on the inner wall of a zirconium tube, drying and calcining at 1300-1600 ℃ to obtain a metallized zirconium tube;
and filling reference electrode powder in the metallized zirconium tube.
6. As a further preferred aspect, the reference electrode powder is made by the following process:
a. calcining: pressing copper oxide, chromium oxide, nickel oxide and silver oxide into blocks, putting the blocks into a quartz ark, then putting the blocks into an atmosphere furnace, introducing oxygen, heating to 700-900 ℃, and calcining for 2-5 hours;
b. crushing: crushing the calcined material, and ball-milling to reach nano-scale fineness to obtain metal oxide powder;
c. copper powder, chromium powder and nickel powder with fineness of 40-400 meshes are selected, placed into a corundum crucible, then placed into an atmosphere furnace, hydrogen is introduced, the mixture is heated to 800-100 ℃, and calcined for 2-5 hours to prepare metal powder;
d. and mechanically and uniformly mixing the calcined metal oxide powder and the calcined metal powder according to the proportion of the reference electrode powder. Wherein the respective proportions of the metal powder and the metal oxide are 75-95% and 5-25% respectively. Thus obtaining reference electrode powder
(III) beneficial effects
The invention provides a copper liquid oxygen determination battery and a preparation process thereof. The beneficial effects are as follows:
the copper liquid oxygen determination battery and the preparation process thereof have the advantages of 1-2s of response speed, high response speed, smooth test curve, good product consistency, and comprehensive performance at the international leading level, and the comprehensive cost is greatly reduced by adopting the process.
Drawings
FIG. 1 is a diagram of product test data according to the present invention;
FIG. 2 is a comparison chart of product test data according to the present invention;
FIG. 3 is a graph of product test data versus the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The invention provides a technical scheme that: the utility model provides a copper liquid oxygen battery, its characterized in that: the reference electrode comprises reference electrode powder composed of metal powder and metal oxide, wherein the metal powder comprises copper powder, chromium powder and nickel powder, and the metal oxide comprises copper oxide, chromium oxide, nickel oxide and silver oxide.
Wherein the respective proportions of the metal powder and the metal oxide are 85% and 15% respectively.
The proportions of copper powder, chromium powder and nickel powder in the metal powder are 25%, 55% and 20%, respectively.
The proportions of copper oxide, chromium oxide, nickel oxide and silver oxide in the metal oxide are 20%, 30%, 33% and 17%, respectively.
The preparation process of the copper liquid oxygen determination battery is characterized by comprising the following steps of: comprises the following steps of;
crushing high-temperature glass to below 300 meshes to obtain glass powder;
grinding the metal powder comprising Mn, ni, mo, pt and Cu, glass powder and cotton nitrate solution into slurry, coating the slurry on the inner wall of a zirconium tube, drying and calcining at 1400 ℃ to obtain a metallized zirconium tube;
and filling reference electrode powder in the metallized zirconium tube.
The reference electrode powder is prepared by the following process:
a. calcining: pressing copper oxide, chromium oxide, nickel oxide and silver oxide into blocks, putting the blocks into a quartz ark, then putting the blocks into an atmosphere furnace, introducing oxygen, heating to 800 ℃, and calcining for 2-5 hours;
b. crushing: crushing the calcined material, and ball-milling to reach nano-scale fineness to obtain metal oxide powder;
c. copper powder, chromium powder and nickel powder with fineness of 40-400 meshes are selected, placed into a corundum crucible, then placed into an atmosphere furnace, hydrogen is introduced, the temperature is raised to 1000 ℃, and the mixture is calcined for 2-5 hours to prepare metal powder;
d. and mechanically and uniformly mixing the calcined metal oxide powder and the calcined metal powder according to the proportion of the reference electrode powder. 85%,15%
Example two
The invention provides a technical scheme that: the utility model provides a copper liquid oxygen battery, its characterized in that: the reference electrode comprises reference electrode powder composed of metal powder and metal oxide, wherein the metal powder comprises copper powder, chromium powder and nickel powder, and the metal oxide comprises copper oxide, chromium oxide, nickel oxide and silver oxide.
Wherein the respective proportions of the metal powder and the metal oxide are 90% and 10% respectively.
The proportions of copper powder, chromium powder and nickel powder in the metal powder are 35%, 55% and 10%, respectively.
The proportions of copper oxide, chromium oxide, nickel oxide and silver oxide in the metal oxide are 15%, 35%, 40% and 10%, respectively.
The preparation process of the copper liquid oxygen determination battery is characterized by comprising the following steps of: comprises the following steps of;
crushing high-temperature glass to below 300 meshes to obtain glass powder;
grinding the metal powder containing Mn, ni, mo, pt and Cu, glass powder and cotton nitrate solution into slurry, coating the slurry on the inner wall of a zirconium tube, drying and calcining at 1500 ℃ to obtain a metallized zirconium tube;
and filling reference electrode powder in the metallized zirconium tube.
The reference electrode powder is prepared by the following process:
a. calcining: putting copper oxide, chromium oxide, nickel oxide and silver oxide into a corundum crucible, then putting the corundum crucible into an atmosphere furnace, introducing oxygen, heating to 750 ℃, and calcining for 2-5 hours;
b. crushing: crushing the calcined material, and ball-milling to reach nano-scale fineness to obtain metal oxide powder;
c. copper powder, chromium powder and nickel powder with fineness of 40-400 meshes are selected, placed into a corundum crucible, then placed into an atmosphere furnace, hydrogen is introduced, the temperature is increased to 1200 ℃, and the mixture is calcined for 2-5 hours to prepare metal powder;
d. and mechanically and uniformly mixing the calcined metal oxide powder and the calcined metal powder according to the proportion of the reference electrode powder.
Example III
The invention provides a technical scheme that: the utility model provides a copper liquid oxygen battery, its characterized in that: the reference electrode comprises reference electrode powder composed of metal powder and metal oxide, wherein the metal powder comprises copper powder, chromium powder and nickel powder, and the metal oxide comprises copper oxide, chromium oxide, nickel oxide and silver oxide.
Wherein the respective proportions of the metal powder and the metal oxide are 90% and 10% respectively.
The proportions of copper powder, chromium powder and nickel powder in the metal powder are 35%, 50% and 15%, respectively.
The proportions of copper oxide, chromium oxide, nickel oxide and silver oxide in the metal oxide are 17%, 33%, 30% and 20%, respectively.
The preparation process of the copper liquid oxygen determination battery is characterized by comprising the following steps of: comprises the following steps of;
crushing high-temperature glass to below 300 meshes to obtain glass powder;
grinding the metal powder containing Mn, ni, mo, pt and Cu, glass powder and cotton nitrate solution into slurry, coating the slurry on the inner wall of a zirconium tube, drying and calcining at 1600 ℃ to obtain a metallized zirconium tube;
and filling reference electrode powder in the metallized zirconium tube.
The reference electrode powder is prepared by the following process:
a. calcining: pressing copper oxide, chromium oxide, nickel oxide and silver oxide into blocks, putting the blocks into a quartz ark, then putting the blocks into an atmosphere furnace, introducing oxygen, heating to 900 ℃, and calcining for 2-5 hours;
b. crushing: crushing the calcined material, and ball-milling to reach nano-scale fineness to obtain metal oxide powder;
c. copper powder, chromium powder and nickel powder with fineness of 40-400 meshes are selected, placed into a corundum crucible, then placed into an atmosphere furnace, hydrogen is introduced, the temperature is raised to 1100 ℃, and the mixture is calcined for 2-5 hours to prepare metal powder;
d. and mechanically and uniformly mixing the calcined metal oxide powder and the calcined metal powder according to the proportion of the reference electrode powder.
The related test results of the copper liquid oxygen determination battery (probe) produced by the company and the similar products of the foreign similar company (A manufacturer) by entrusting a third party detection company can be referred to the attached drawing of the specification.
As can be seen from FIG. 1, the difference between the original electronic probe and the test value is smaller, the average error of the original relative test value is 8.7ppm, and the average error of the A manufacturer relative test value is 33ppm.
As can be seen from FIG. 2, the self stability error of the electronic probe is smaller than that of the A manufacturer, the average value of the self error of the electronic probe is 24.3ppm, and the average value of the self error of the A manufacturer is 33ppm.
As can be seen from figure 3,
a. the temperature curve (red) is similar to that of the A manufacturer, and the sampling deviation of the temperature data is basically within 5 ℃.
b. The oxygen curve (green) shows fluctuation in early-stage sampling of the A manufacturer, and most of the curve is stable after 4 s. The oxygen curve of the original electron has no obvious fluctuation in the early stage, and is stable in 1-2 seconds basically, and the response speed is very fast, so that the measurement time can be shortened, and the labor intensity is lightened.
c. In the aspect of oxygen curve, the oxygen curve of partial A manufacturer always shows the decline trend, can increase the measurement latency like this on one hand until the oxygen electromotive force value tends to stabilize, on the other hand if the decline range is too fast, also probably can not obtain stable oxygen electromotive force platform, leads to the test failure. In the same group of tests, the basic input of the atomic electron oxygen curve is relatively stable, and the value of the oxygen electromotive force is obtained quickly.
And all that is not described in detail in this specification is well known to those skilled in the art.
In conclusion, the copper liquid oxygen determination battery and the preparation process thereof have the advantages of 1-2s of product response speed, high response speed, smooth test curve and good product consistency, and the comprehensive cost is greatly reduced by adopting the process.
It should be noted that, the electrical components appearing in this document are all connected to the external main controller and 220V mains supply, and the main controller may be a conventional known device for controlling a computer, etc., and the control principle, the internal structure, the control switching manner, etc. of the main controller are all conventional means in the prior art, and are directly cited herein, which are not repeated herein, and relational terms such as first and second, etc. are used solely to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a copper liquid oxygen battery, its characterized in that: the electrode comprises reference electrode powder composed of metal powder and metal oxide, wherein the metal powder comprises copper powder, chromium powder and nickel powder, and the metal oxide comprises copper oxide, chromium oxide, nickel oxide and silver oxide;
wherein the respective proportions of the metal powder and the metal oxide are 80-90% and 10-20% respectively.
2. The copper liquid oxygen determination battery according to claim 1, wherein: in the metal powder, the respective proportions of copper powder, chromium powder and nickel powder are respectively 20-35%, 45-55% and 10-20%.
3. The copper liquid oxygen determination battery according to claim 1, wherein: in the metal oxide, the respective proportions of copper oxide, chromium oxide, nickel oxide and silver oxide are respectively 10-20%, 20-35%, 25-40% and 10-20%.
4. The process for preparing the copper liquid oxygen determination battery according to claim 1, which is characterized in that: comprises the following steps of;
crushing high-temperature glass to below 300 meshes to obtain glass powder;
grinding the metal powder, glass powder and cotton nitrate solution containing Mn, ni, mo, pt and Cu into slurry, coating the slurry on the inner wall of a zirconium tube, drying and calcining at 1300-1600 ℃ to obtain a metallized zirconium tube;
and filling reference electrode powder in the metallized zirconium tube.
5. The preparation process according to claim 4, wherein: the reference electrode powder is prepared by the following process:
a. calcining: pressing copper oxide, chromium oxide, nickel oxide and silver oxide into blocks, putting the blocks into a quartz ark, then putting the blocks into an atmosphere furnace, introducing oxygen, heating to 700-900 ℃, and calcining for 2-5 hours;
b. crushing: crushing the calcined material, and ball-milling to reach nano-scale fineness to obtain metal oxide powder;
c. copper powder, chromium powder and nickel powder with fineness of 40-400 meshes are selected, placed into a corundum crucible, then placed into an atmosphere furnace, hydrogen is introduced, the temperature is increased to 800-1000 ℃, and the mixture is calcined for 2-5 hours to obtain metal powder;
d. and mechanically and uniformly mixing the calcined metal oxide powder and the calcined metal powder according to the proportion of the reference electrode powder.
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CN202311734409.1A CN117849146A (en) | 2023-12-15 | 2023-12-15 | Copper liquid oxygen determination battery and preparation process thereof |
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CN202311734409.1A CN117849146A (en) | 2023-12-15 | 2023-12-15 | Copper liquid oxygen determination battery and preparation process thereof |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1255417A (en) * | 1968-05-07 | 1971-12-01 | United States Steel Corp | Apparatus for oxygen determination |
GB1350663A (en) * | 1970-07-15 | 1974-04-18 | Uss Eng & Consult | Apparatus for oxygen determination |
US4045300A (en) * | 1974-05-06 | 1977-08-30 | "Meci" Materiel Electrique De Controle Et Industriel | Method for reducing the response time in oxygen measuring probes |
JP2004294131A (en) * | 2003-03-26 | 2004-10-21 | Rikogaku Shinkokai | Throwing type oxygen concentration measuring apparatus in molten metal |
JP2011075582A (en) * | 2011-01-19 | 2011-04-14 | Tokyo Yogyo Co Ltd | Method for selecting oxygen sensor for oxygen copper |
WO2013131697A1 (en) * | 2012-03-05 | 2013-09-12 | Saint-Gobain Glass France | Probe for continuous measurement of the oxygen saturation in metal melts |
KR101719660B1 (en) * | 2015-12-30 | 2017-03-24 | 우진 일렉트로나이트(주) | Measurement device and manufacturing method of measurement device |
CN106546648A (en) * | 2016-10-27 | 2017-03-29 | 钟祥市中原电子有限责任公司 | A kind of novel liquid steel determines oxygen cell and its preparation technology |
-
2023
- 2023-12-15 CN CN202311734409.1A patent/CN117849146A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1255417A (en) * | 1968-05-07 | 1971-12-01 | United States Steel Corp | Apparatus for oxygen determination |
GB1350663A (en) * | 1970-07-15 | 1974-04-18 | Uss Eng & Consult | Apparatus for oxygen determination |
US4045300A (en) * | 1974-05-06 | 1977-08-30 | "Meci" Materiel Electrique De Controle Et Industriel | Method for reducing the response time in oxygen measuring probes |
JP2004294131A (en) * | 2003-03-26 | 2004-10-21 | Rikogaku Shinkokai | Throwing type oxygen concentration measuring apparatus in molten metal |
JP2011075582A (en) * | 2011-01-19 | 2011-04-14 | Tokyo Yogyo Co Ltd | Method for selecting oxygen sensor for oxygen copper |
WO2013131697A1 (en) * | 2012-03-05 | 2013-09-12 | Saint-Gobain Glass France | Probe for continuous measurement of the oxygen saturation in metal melts |
KR101719660B1 (en) * | 2015-12-30 | 2017-03-24 | 우진 일렉트로나이트(주) | Measurement device and manufacturing method of measurement device |
CN106546648A (en) * | 2016-10-27 | 2017-03-29 | 钟祥市中原电子有限责任公司 | A kind of novel liquid steel determines oxygen cell and its preparation technology |
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