DE2133835C3 - Verfahren zum chemischen Aufzeichnen von Grenzflächenströmungen - Google Patents
Verfahren zum chemischen Aufzeichnen von GrenzflächenströmungenInfo
- Publication number
- DE2133835C3 DE2133835C3 DE2133835A DE2133835A DE2133835C3 DE 2133835 C3 DE2133835 C3 DE 2133835C3 DE 2133835 A DE2133835 A DE 2133835A DE 2133835 A DE2133835 A DE 2133835A DE 2133835 C3 DE2133835 C3 DE 2133835C3
- Authority
- DE
- Germany
- Prior art keywords
- layer
- colored
- aluminum
- flow
- dye
- Prior art date
- 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
- 238000000034 method Methods 0.000 title claims description 45
- 230000008569 process Effects 0.000 title claims description 19
- 239000000126 substance Substances 0.000 title claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 48
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 47
- 239000011888 foil Substances 0.000 claims description 23
- 239000013043 chemical agent Substances 0.000 claims description 12
- 238000005530 etching Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 239000003518 caustics Substances 0.000 claims description 2
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 claims description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 claims 1
- 239000000428 dust Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 58
- 239000000975 dye Substances 0.000 description 32
- 239000000853 adhesive Substances 0.000 description 15
- 238000004040 coloring Methods 0.000 description 13
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 11
- 229910017604 nitric acid Inorganic materials 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 8
- 239000003973 paint Substances 0.000 description 6
- SMUQFGGVLNAIOZ-UHFFFAOYSA-N quinaldine Chemical compound C1=CC=CC2=NC(C)=CC=C21 SMUQFGGVLNAIOZ-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000000123 paper Substances 0.000 description 5
- 239000000987 azo dye Substances 0.000 description 4
- 238000005470 impregnation Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000005238 degreasing Methods 0.000 description 3
- 230000009189 diving Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- COHYTHOBJLSHDF-BUHFOSPRSA-N indigo dye Chemical compound N\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-BUHFOSPRSA-N 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 2
- 235000000177 Indigofera tinctoria Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 229940097275 indigo Drugs 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RGCKGOZRHPZPFP-UHFFFAOYSA-N Alizarin Natural products C1=CC=C2C(=O)C3=C(O)C(O)=CC=C3C(=O)C2=C1 RGCKGOZRHPZPFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 240000007582 Corylus avellana Species 0.000 description 1
- 101100364969 Dictyostelium discoideum scai gene Proteins 0.000 description 1
- 208000035859 Drug effect increased Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 101100364971 Mus musculus Scai gene Proteins 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- SRAVWPVICTXESG-UHFFFAOYSA-N [4-(2,4-diamino-5-methylphenyl)iminocyclohexa-2,5-dien-1-ylidene]-dimethylazanium;chloride Chemical compound [Cl-].C1=C(N)C(C)=CC(N=C2C=CC(C=C2)=[N+](C)C)=C1N SRAVWPVICTXESG-UHFFFAOYSA-N 0.000 description 1
- 238000000184 acid digestion Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- HFVAFDPGUJEFBQ-UHFFFAOYSA-M alizarin red S Chemical compound [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=C(S([O-])(=O)=O)C(O)=C2O HFVAFDPGUJEFBQ-UHFFFAOYSA-M 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000001000 anthraquinone dye Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000001045 blue dye Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- IQFVPQOLBLOTPF-HKXUKFGYSA-L congo red Chemical compound [Na+].[Na+].C1=CC=CC2=C(N)C(/N=N/C3=CC=C(C=C3)C3=CC=C(C=C3)/N=N/C3=C(C4=CC=CC=C4C(=C3)S([O-])(=O)=O)N)=CC(S([O-])(=O)=O)=C21 IQFVPQOLBLOTPF-HKXUKFGYSA-L 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000003963 dichloro group Chemical group Cl* 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005111 flow chemistry technique Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000019239 indanthrene blue RS Nutrition 0.000 description 1
- UHOKSCJSTAHBSO-UHFFFAOYSA-N indanthrone blue Chemical compound C1=CC=C2C(=O)C3=CC=C4NC5=C6C(=O)C7=CC=CC=C7C(=O)C6=CC=C5NC4=C3C(=O)C2=C1 UHOKSCJSTAHBSO-UHFFFAOYSA-N 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000010198 maturation time Effects 0.000 description 1
- CXKWCBBOMKCUKX-UHFFFAOYSA-M methylene blue Chemical compound [Cl-].C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 CXKWCBBOMKCUKX-UHFFFAOYSA-M 0.000 description 1
- 229960000907 methylthioninium chloride Drugs 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- AJDUTMFFZHIJEM-UHFFFAOYSA-N n-(9,10-dioxoanthracen-1-yl)-4-[4-[[4-[4-[(9,10-dioxoanthracen-1-yl)carbamoyl]phenyl]phenyl]diazenyl]phenyl]benzamide Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2NC(=O)C(C=C1)=CC=C1C(C=C1)=CC=C1N=NC(C=C1)=CC=C1C(C=C1)=CC=C1C(=O)NC1=CC=CC2=C1C(=O)C1=CC=CC=C1C2=O AJDUTMFFZHIJEM-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000001044 red dye Substances 0.000 description 1
- 239000002824 redox indicator Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- OARRHUQTFTUEOS-UHFFFAOYSA-N safranin Chemical compound [Cl-].C=12C=C(N)C(C)=CC2=NC2=CC(C)=C(N)C=C2[N+]=1C1=CC=CC=C1 OARRHUQTFTUEOS-UHFFFAOYSA-N 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000001043 yellow dye Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/18—After-treatment, e.g. pore-sealing
- C25D11/24—Chemical after-treatment
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Color Printing (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2133835A DE2133835C3 (de) | 1971-07-07 | 1971-07-07 | Verfahren zum chemischen Aufzeichnen von Grenzflächenströmungen |
| CH765072A CH576636A5 (enExample) | 1971-07-07 | 1972-05-24 | |
| NL7207876A NL7207876A (enExample) | 1971-07-07 | 1972-06-09 | |
| GB3062072A GB1382298A (en) | 1971-07-07 | 1972-06-29 | Recording of boundary flow conditions |
| AT573072A AT318943B (de) | 1971-07-07 | 1972-07-04 | Verfahren zum chemischen Aufzeichnen von Grenzflächenströmungen |
| SE7208853A SE377843B (enExample) | 1971-07-07 | 1972-07-05 | |
| FR7224551A FR2145311A5 (enExample) | 1971-07-07 | 1972-07-06 | |
| US269746A US3890835A (en) | 1971-07-07 | 1972-07-07 | Chemical recording of flow patterns |
| JP6810272A JPS5517329B1 (enExample) | 1971-07-07 | 1972-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2133835A DE2133835C3 (de) | 1971-07-07 | 1971-07-07 | Verfahren zum chemischen Aufzeichnen von Grenzflächenströmungen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2133835A1 DE2133835A1 (de) | 1973-01-18 |
| DE2133835B2 DE2133835B2 (de) | 1974-09-12 |
| DE2133835C3 true DE2133835C3 (de) | 1975-05-07 |
Family
ID=5812960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2133835A Expired DE2133835C3 (de) | 1971-07-07 | 1971-07-07 | Verfahren zum chemischen Aufzeichnen von Grenzflächenströmungen |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3890835A (enExample) |
| JP (1) | JPS5517329B1 (enExample) |
| AT (1) | AT318943B (enExample) |
| CH (1) | CH576636A5 (enExample) |
| DE (1) | DE2133835C3 (enExample) |
| FR (1) | FR2145311A5 (enExample) |
| GB (1) | GB1382298A (enExample) |
| NL (1) | NL7207876A (enExample) |
| SE (1) | SE377843B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2445398A1 (de) * | 1974-09-23 | 1976-04-01 | Siemens Ag | Verfahren zum aufzeichnen von stationaeren fluessigkeitsstroemungen an grenzflaechen |
| DE2741405C2 (de) * | 1977-09-14 | 1983-04-14 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Herstellung von Restfeuchtephotogrammen |
| DE2911821C3 (de) * | 1979-03-26 | 1982-03-18 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum Sichtbarmachen von stationären Wärmeübergangskoeffizientenfeldern auf photochemischem Wege |
| DE2928690A1 (de) * | 1979-07-16 | 1981-02-12 | Siemens Ag | Verfahren zum chemischen aufzeichnen von grenzschichtstroemungen und chemigraphiematerialien zur durchfuehrung des verfahrens |
| DE3008265A1 (de) * | 1980-03-04 | 1981-09-17 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum sichtbarmachen von stationaeren waermeuebergangskoeffizientenfeldern auf photochemischem wege |
| DE3008260A1 (de) * | 1980-03-04 | 1981-09-17 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum aufzeichnen von stroemungsgrenzschichten in fluessigen medien |
| DE3110325A1 (de) * | 1981-03-17 | 1982-09-30 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur aufzeichnung von oertlichen grenzschicht-stromlinienrichtungen in fluessigen medien |
| US5070729A (en) * | 1990-12-03 | 1991-12-10 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multi-colored layers for visualizing aerodynamic flow effects |
| US5359887A (en) * | 1992-08-03 | 1994-11-01 | Mc Donnell Douglas Corp | Pressure sensitive paint formulations and methods |
| US5544524A (en) * | 1995-07-20 | 1996-08-13 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus and method for predicting flow characteristics |
| DE10319943A1 (de) * | 2003-05-02 | 2004-11-18 | Ald Vacuum Technologies Ag | Verfahren zur Sichtbarmachung von Grenzflächenphänomenen an der Oberfläche eines Bauteils |
| FR2968765B1 (fr) * | 2010-12-08 | 2013-07-05 | Ge Energy Products France Snc | Tunnel aerodynamique pour l'etude de la vaporisation de liquides |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH519719A (de) * | 1970-02-13 | 1972-02-29 | Ciba Geigy Ag | Verfahren zur bildmässigen Aufzeichnung von Flüssigkeitsströmungen entlang von festen Oberflächen |
-
1971
- 1971-07-07 DE DE2133835A patent/DE2133835C3/de not_active Expired
-
1972
- 1972-05-24 CH CH765072A patent/CH576636A5/xx not_active IP Right Cessation
- 1972-06-09 NL NL7207876A patent/NL7207876A/xx not_active Application Discontinuation
- 1972-06-29 GB GB3062072A patent/GB1382298A/en not_active Expired
- 1972-07-04 AT AT573072A patent/AT318943B/de not_active IP Right Cessation
- 1972-07-05 SE SE7208853A patent/SE377843B/xx unknown
- 1972-07-06 FR FR7224551A patent/FR2145311A5/fr not_active Expired
- 1972-07-07 US US269746A patent/US3890835A/en not_active Expired - Lifetime
- 1972-07-07 JP JP6810272A patent/JPS5517329B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7207876A (enExample) | 1973-01-09 |
| AT318943B (de) | 1974-11-25 |
| US3890835A (en) | 1975-06-24 |
| DE2133835B2 (de) | 1974-09-12 |
| SE377843B (enExample) | 1975-07-28 |
| GB1382298A (en) | 1975-01-29 |
| DE2133835A1 (de) | 1973-01-18 |
| CH576636A5 (enExample) | 1976-06-15 |
| JPS5517329B1 (enExample) | 1980-05-10 |
| FR2145311A5 (enExample) | 1973-02-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2133835C3 (de) | Verfahren zum chemischen Aufzeichnen von Grenzflächenströmungen | |
| US3016293A (en) | Method of multi-coloring sealed anodized aluminum | |
| US20040000490A1 (en) | Method of forming mark on anodized surface of aluminum object | |
| US2990304A (en) | Method of coloring aluminum surface | |
| CN103540984A (zh) | 一种金属表面颜色渐变的处理方法及由其得到的金属材料 | |
| DE2133865A1 (de) | Verfahren zum sichtbarmachen von grenzflaechenstroemungen | |
| US2769265A (en) | Metal foil appliques and method of making same | |
| US3284321A (en) | Manufacture of aluminum articles with anodized surfaces presenting multicolor effects | |
| EP0022507B1 (de) | Verfahren zum chemischen Aufzeichnen von Grenzschichtströmungen | |
| DE2852329C2 (de) | Verfahren zur Bildung farbiger holzmaserungsähnlicher Muster auf Aluminium oder seinen Legierungen | |
| DE2133834A1 (de) | Verfahren zum sichtbarmachen von stationaeren stroemungszustaenden von gasen auf photochemischem wege | |
| WO2001006040A1 (en) | Process for electrochemically depositing multi-colored layers on aluminum picture frames using an anodizing technique | |
| JP3203895B2 (ja) | アルミニウム又はその合金の表面処理方法 | |
| DE2226164C3 (de) | Verwendung einer wässrigen, Perjodationen enthaltenden Lösung zum Entfernen einer unlöslich gemachten, Polyvinylalkohol enthaltenden Oberflächenschicht | |
| DE2445398A1 (de) | Verfahren zum aufzeichnen von stationaeren fluessigkeitsstroemungen an grenzflaechen | |
| CH645409A5 (de) | Verfahren zum faerben von oxydschichten von aluminium oder aluminiumlegierungen mit organischen verbindungen. | |
| JPH0681195A (ja) | アルミニウム部材への金色模様付け方法 | |
| DE3305354A1 (de) | Verfahren zur anodischen oxidation von aluminium mit gepulstem strom und dessen verwendung als druckplatten-traegermaterial | |
| US2375613A (en) | Method for producing designs on stainless steel | |
| DE69736202T2 (de) | Verfahren für die quantitative bestimmung von bikarbonationen in flüssigkeiten und vorrichtung für die trockenanalyse | |
| DE1621149A1 (de) | Verfahren zur anodischen Oxydation der Oberflaeche von Aluminium oder Aluminiumlegierungen | |
| EP0071660B1 (de) | Verfahren zum Kennzeichnen von trägerlosen Polymermembranen und asymmetrische trägerlose Polymermembran | |
| DE1247087T1 (de) | Verfahren und vorrichtung zur detektion eines biofilms | |
| DE3305146C1 (de) | Verfahren zur Prüfung von verdichteten, anodisch erzeugten Oxidschichten auf Aluminium | |
| DE4412817C1 (de) | Hochglänzendes Aufzeichnungsmaterial für Tintenspritzverfahren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |