MX174597B - IMPROVEMENTS IN METHOD TO MANUFACTURE A SELECTIVE ABSORPTION SURFACE OF A SOLAR COLLECTOR - Google Patents
IMPROVEMENTS IN METHOD TO MANUFACTURE A SELECTIVE ABSORPTION SURFACE OF A SOLAR COLLECTORInfo
- Publication number
- MX174597B MX174597B MX008378A MX837876A MX174597B MX 174597 B MX174597 B MX 174597B MX 008378 A MX008378 A MX 008378A MX 837876 A MX837876 A MX 837876A MX 174597 B MX174597 B MX 174597B
- Authority
- MX
- Mexico
- Prior art keywords
- solar collector
- sodium
- selective absorption
- absorption surface
- manufacture
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
- C23C22/62—Treatment of iron or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/24—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/10—Details of absorbing elements characterised by the absorbing material
- F24S70/12—Details of absorbing elements characterised by the absorbing material made of metallic material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
- F24S70/225—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption for spectrally selective absorption
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
- F24S70/25—Coatings made of metallic material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/082—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys
- F28F21/083—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys from stainless steel
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Sustainable Development (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Treatment Of Metals (AREA)
- Photovoltaic Devices (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
La presente invención se refiere a mejoras en método para fabricar una superficie de absorción selectiva de un colector solar, caracterizadas en que la composición metálica, se oxida químicamente con un baño alcalino que comprende: 130-200 g/1 de hidróxido de sodio o potasio; 30 - 40 g/1 de fosfato trisódico o tripotásico; 20 - 30 g/1 ya sea de nitrato de sodio o potasio o nitrito de sodio o potasio; 1- 3 g/1 de hidróxido férrico, y 20 - 30 g/1 de peróxido de plomo; a una temperatura de 100 150 grados C y un tiempo de inmersión de 3 - 50 minutos para formar la película de óxido a un espesor de 500 a 2000 A .The present invention refers to improvements in the method for manufacturing a selective absorption surface of a solar collector, characterized in that the metallic composition is chemically oxidized with an alkaline bath comprising: 130-200 g / 1 of sodium or potassium hydroxide ; 30-40 g / 1 trisodium or tripotassium phosphate; 20-30 g / 1 of either sodium or potassium nitrate or sodium or potassium nitrite; 1- 3 g / 1 of ferric hydroxide, and 20 - 30 g / 1 of lead peroxide; at a temperature of 100-150 degrees C and a dip time of 3-50 minutes to form the oxide film at a thickness of 500-2000A.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50113747A JPS6014275B2 (en) | 1975-09-22 | 1975-09-22 | Selective absorption surface of solar heat collector and its manufacturing method |
JP542276A JPS5289837A (en) | 1976-01-22 | 1976-01-22 | Selective absorption surface for heat collector utilizing solar heat |
Publications (1)
Publication Number | Publication Date |
---|---|
MX174597B true MX174597B (en) | 1994-05-30 |
Family
ID=26339362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX008378A MX174597B (en) | 1975-09-22 | 1976-09-06 | IMPROVEMENTS IN METHOD TO MANUFACTURE A SELECTIVE ABSORPTION SURFACE OF A SOLAR COLLECTOR |
Country Status (18)
Country | Link |
---|---|
AR (2) | AR219059A1 (en) |
AT (1) | AT372180B (en) |
BR (1) | BR7606233A (en) |
CA (1) | CA1088404A (en) |
CH (1) | CH620761A5 (en) |
DE (1) | DE2639388C2 (en) |
DK (1) | DK152624C (en) |
ES (1) | ES451763A1 (en) |
FR (1) | FR2325002A1 (en) |
GB (1) | GB1554293A (en) |
GR (1) | GR61275B (en) |
IL (1) | IL50299A (en) |
IN (1) | IN146008B (en) |
IT (1) | IT1068259B (en) |
MX (1) | MX174597B (en) |
NL (1) | NL174760C (en) |
NO (1) | NO144365C (en) |
NZ (1) | NZ181975A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5456018A (en) * | 1977-10-12 | 1979-05-04 | Sumitomo Metal Ind Ltd | Austenitic steel with superior oxidation resistance for high temperature use |
IT1162504B (en) * | 1978-03-01 | 1987-04-01 | Exxon Research Engineering Co | HIGH TEMPERATURE SOLAR ABSORBERS COATINGS AND METHOD FOR ITS APPLICATION |
DK153248C (en) * | 1979-01-26 | 1988-11-21 | Ole Rasmussen | COATING FOR SELECTIVE ABSORBTION OF SOLAR ENERGY AND A PROCEDURE FOR THE PREPARATION OF SUCH COATING |
FR2461211A1 (en) * | 1979-07-11 | 1981-01-30 | Anvar | METHOD FOR MANUFACTURING A SELECTIVE SOLAR SENSOR ABSORBER AND SELECTIVE ABSORBER OBTAINED |
GB2082631A (en) * | 1980-02-28 | 1982-03-10 | Firth Brown Ltd | Ferritic iron-aluminium-chromium alloys |
US4321300A (en) * | 1980-11-12 | 1982-03-23 | Engelhard Minerals & Chemicals Corp. | Thin film solar energy collector |
GB2300903B (en) * | 1983-12-08 | 1997-03-19 | Inco Engineered Prod Ltd | IR Camouflage |
NL1014629C2 (en) * | 2000-03-13 | 2001-09-14 | Inventum B V | Device for chemical treatment of a surface. |
FR2976349B1 (en) | 2011-06-09 | 2018-03-30 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | METHOD FOR PRODUCING A SOLAR RADIATION ABSORBER ELEMENT FOR A CONCENTRATED THERMAL SOLAR POWER PLANT. |
DE102019123174A1 (en) * | 2019-08-29 | 2021-03-04 | Mannesmann Stainless Tubes GmbH | Austenitic steel alloy with improved corrosion resistance when exposed to high temperatures |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE704400C (en) * | 1938-05-25 | 1941-03-29 | Bernhard Berghaus | Bruenier salt mixture for Bruenier step baths |
GB821237A (en) * | 1955-03-25 | 1959-10-07 | Hamoetza Hamadait | Improvements in or relating to solar heaters |
US3000375A (en) * | 1957-10-07 | 1961-09-19 | Marcel J E Golay | Semi-conductor heat absorption means |
FR1333952A (en) * | 1962-07-02 | 1963-08-02 | Allegheny Ludlum Steel | stainless steel architectural element |
US3210220A (en) * | 1962-07-30 | 1965-10-05 | Norman E Clegg | Process for coating stainless steel |
FR1355779A (en) * | 1963-02-08 | 1964-03-20 | Cie Des Forges De Chatillon Co | Process for modifying the surface appearance of stainless steels, products thus obtained and their applications |
US3176679A (en) * | 1963-10-09 | 1965-04-06 | Engelhard Ind Inc | Solar energy collector |
DE2423877A1 (en) * | 1973-05-30 | 1974-12-19 | Walter Franke Ag Aarburg | Coloured coating prodn on stainless steels - using aq. soln. contg. sulphuric acid and one or more chromates |
-
1976
- 1976-08-18 CA CA259,385A patent/CA1088404A/en not_active Expired
- 1976-08-18 IL IL50299A patent/IL50299A/en unknown
- 1976-08-24 IN IN1552/CAL/76A patent/IN146008B/en unknown
- 1976-08-24 GB GB35243/76A patent/GB1554293A/en not_active Expired
- 1976-09-01 DE DE2639388A patent/DE2639388C2/en not_active Expired
- 1976-09-06 MX MX008378A patent/MX174597B/en unknown
- 1976-09-08 NZ NZ181975A patent/NZ181975A/en unknown
- 1976-09-09 IT IT27016/76A patent/IT1068259B/en active
- 1976-09-13 FR FR7627460A patent/FR2325002A1/en active Granted
- 1976-09-16 GR GR51703A patent/GR61275B/en unknown
- 1976-09-16 DK DK418476A patent/DK152624C/en not_active IP Right Cessation
- 1976-09-17 CH CH1178176A patent/CH620761A5/en not_active IP Right Cessation
- 1976-09-20 BR BR7606233A patent/BR7606233A/en unknown
- 1976-09-20 AR AR264765A patent/AR219059A1/en active
- 1976-09-21 AT AT0698276A patent/AT372180B/en active
- 1976-09-21 NO NO763239A patent/NO144365C/en unknown
- 1976-09-22 ES ES451763A patent/ES451763A1/en not_active Expired
- 1976-09-22 NL NLAANVRAGE7610523,A patent/NL174760C/en not_active IP Right Cessation
-
1979
- 1979-10-16 AR AR278511A patent/AR229344A1/en active
Also Published As
Publication number | Publication date |
---|---|
CH620761A5 (en) | 1980-12-15 |
NO144365B (en) | 1981-05-04 |
DK418476A (en) | 1977-03-23 |
IL50299A (en) | 1979-12-30 |
DK152624C (en) | 1988-08-22 |
NL7610523A (en) | 1977-03-24 |
IL50299A0 (en) | 1976-10-31 |
NO763239L (en) | 1977-03-23 |
GB1554293A (en) | 1979-10-17 |
GR61275B (en) | 1978-10-17 |
IN146008B (en) | 1979-02-03 |
ATA698276A (en) | 1983-01-15 |
CA1088404A (en) | 1980-10-28 |
NZ181975A (en) | 1979-01-11 |
BR7606233A (en) | 1977-06-14 |
ES451763A1 (en) | 1977-09-01 |
AT372180B (en) | 1983-09-12 |
NL174760C (en) | 1984-08-01 |
DK152624B (en) | 1988-03-28 |
FR2325002A1 (en) | 1977-04-15 |
AU1787576A (en) | 1978-10-05 |
FR2325002B1 (en) | 1980-05-23 |
IT1068259B (en) | 1985-03-21 |
DE2639388A1 (en) | 1977-03-24 |
DE2639388C2 (en) | 1985-08-29 |
AR219059A1 (en) | 1980-07-31 |
NO144365C (en) | 1981-08-12 |
AR229344A1 (en) | 1983-07-29 |
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