CS202020B2 - Process for blacking surface of frames made from ferrous metals and punched mask welded to it for panels of cathode tubes - Google Patents
Process for blacking surface of frames made from ferrous metals and punched mask welded to it for panels of cathode tubes Download PDFInfo
- Publication number
- CS202020B2 CS202020B2 CS786201A CS620178A CS202020B2 CS 202020 B2 CS202020 B2 CS 202020B2 CS 786201 A CS786201 A CS 786201A CS 620178 A CS620178 A CS 620178A CS 202020 B2 CS202020 B2 CS 202020B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- mask
- frame
- nitrate
- coating
- coated
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 12
- 239000002184 metal Substances 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 16
- -1 ferrous metals Chemical class 0.000 title claims description 4
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims abstract description 20
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 13
- 229910002651 NO3 Inorganic materials 0.000 claims description 9
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 9
- 230000001590 oxidative effect Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims description 5
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 229910001963 alkali metal nitrate Inorganic materials 0.000 claims description 3
- SXDBWCPKPHAZSM-UHFFFAOYSA-M bromate Inorganic materials [O-]Br(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-M 0.000 claims description 2
- SXDBWCPKPHAZSM-UHFFFAOYSA-N bromic acid Chemical compound OBr(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-N 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 9
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 abstract description 8
- 238000002844 melting Methods 0.000 abstract description 6
- 230000008018 melting Effects 0.000 abstract description 6
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 abstract description 5
- 235000010333 potassium nitrate Nutrition 0.000 abstract description 4
- 239000004323 potassium nitrate Substances 0.000 abstract description 4
- 235000010344 sodium nitrate Nutrition 0.000 abstract description 3
- 239000004317 sodium nitrate Substances 0.000 abstract description 3
- 239000000155 melt Substances 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000010960 cold rolled steel Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000002823 nitrates Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- WTFXARWRTYJXII-UHFFFAOYSA-N iron(2+);iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Fe+2].[Fe+3].[Fe+3] WTFXARWRTYJXII-UHFFFAOYSA-N 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- OCATYIAKPYKMPG-UHFFFAOYSA-M potassium bromate Chemical class [K+].[O-]Br(=O)=O OCATYIAKPYKMPG-UHFFFAOYSA-M 0.000 description 1
- 235000019396 potassium bromate Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
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
- C23C22/70—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 melts
- C23C22/72—Treatment of iron or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/836,422 US4149908A (en) | 1977-09-26 | 1977-09-26 | Method for blackening the surfaces of a body of ferrous metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS202020B2 true CS202020B2 (en) | 1980-12-31 |
Family
ID=25271938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS786201A CS202020B2 (en) | 1977-09-26 | 1978-09-25 | Process for blacking surface of frames made from ferrous metals and punched mask welded to it for panels of cathode tubes |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4149908A (pl) |
| JP (1) | JPS5456949A (pl) |
| AU (1) | AU4004678A (pl) |
| CS (1) | CS202020B2 (pl) |
| DD (1) | DD140760A5 (pl) |
| DE (1) | DE2841893A1 (pl) |
| FI (1) | FI782858A7 (pl) |
| FR (1) | FR2404295A1 (pl) |
| GB (1) | GB2007722B (pl) |
| IT (1) | IT1099057B (pl) |
| NL (1) | NL7809712A (pl) |
| PL (1) | PL112954B1 (pl) |
| YU (1) | YU226778A (pl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9999546B2 (en) | 2014-06-16 | 2018-06-19 | Illinois Tool Works Inc. | Protective headwear with airflow |
| US11812816B2 (en) | 2017-05-11 | 2023-11-14 | Illinois Tool Works Inc. | Protective headwear with airflow |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2289443A (en) * | 1941-03-21 | 1942-07-14 | Jackes Evans Mfg Company | Method and composition for treating steel |
| US2431986A (en) * | 1942-07-22 | 1947-12-02 | American Rolling Mill Co | Coloring stainless steel |
| US2618578A (en) * | 1950-10-13 | 1952-11-18 | Armco Steel Corp | Blackening stainless steel |
| GB766552A (en) * | 1952-12-03 | 1957-01-23 | Asea Ab | "method for the electrical insulation of the surface of metallic sheets for laminated magnetic cores" |
| GB834834A (en) * | 1957-04-16 | 1960-05-11 | Muirhead & Co Ltd | Surface blackening process for steels |
| US3085035A (en) * | 1960-06-20 | 1963-04-09 | Gen Motors Corp | Composition and method for cleaning and blackening metal dies |
| US3437532A (en) * | 1965-07-14 | 1969-04-08 | Allegheny Ludlum Steel | Dark colored stainless steel surfaces |
| US3540942A (en) * | 1968-02-05 | 1970-11-17 | Nasa | Process for applying black coating to metals |
| US3867207A (en) * | 1973-05-29 | 1975-02-18 | Gte Sylvania Inc | Method of blackening a steel component for a color cathode ray tube |
| US3935036A (en) * | 1974-02-19 | 1976-01-27 | Zenith Radio Corporation | Method of forming a dark, very adherent coating on a CRT mask assembly |
| JPS5311132A (en) * | 1976-07-19 | 1978-02-01 | Hitachi Metals Ltd | Process for blackening pipe |
-
1977
- 1977-09-26 US US05/836,422 patent/US4149908A/en not_active Expired - Lifetime
-
1978
- 1978-09-12 IT IT27563/78A patent/IT1099057B/it active
- 1978-09-19 FI FI782858A patent/FI782858A7/fi unknown
- 1978-09-20 JP JP11644578A patent/JPS5456949A/ja active Granted
- 1978-09-21 AU AU40046/78A patent/AU4004678A/en active Pending
- 1978-09-21 GB GB7837619A patent/GB2007722B/en not_active Expired
- 1978-09-22 PL PL1978209774A patent/PL112954B1/pl unknown
- 1978-09-22 FR FR7827165A patent/FR2404295A1/fr active Pending
- 1978-09-25 NL NL7809712A patent/NL7809712A/xx not_active Application Discontinuation
- 1978-09-25 CS CS786201A patent/CS202020B2/cs unknown
- 1978-09-26 DE DE19782841893 patent/DE2841893A1/de not_active Withdrawn
- 1978-09-26 DD DD78208090A patent/DD140760A5/de unknown
- 1978-09-26 YU YU02267/78A patent/YU226778A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5456949A (en) | 1979-05-08 |
| DD140760A5 (de) | 1980-03-26 |
| FI782858A7 (fi) | 1979-03-27 |
| IT1099057B (it) | 1985-09-18 |
| GB2007722A (en) | 1979-05-23 |
| GB2007722B (en) | 1982-05-26 |
| PL112954B1 (en) | 1980-11-29 |
| NL7809712A (nl) | 1979-03-28 |
| YU226778A (en) | 1982-06-30 |
| FR2404295A1 (fr) | 1979-04-20 |
| DE2841893A1 (de) | 1979-03-29 |
| US4149908A (en) | 1979-04-17 |
| JPS5639713B2 (pl) | 1981-09-16 |
| IT7827563A0 (it) | 1978-09-12 |
| PL209774A1 (pl) | 1979-05-07 |
| AU4004678A (en) | 1980-03-27 |
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