FR2278795B1 - - Google Patents
Info
- Publication number
- FR2278795B1 FR2278795B1 FR7521854A FR7521854A FR2278795B1 FR 2278795 B1 FR2278795 B1 FR 2278795B1 FR 7521854 A FR7521854 A FR 7521854A FR 7521854 A FR7521854 A FR 7521854A FR 2278795 B1 FR2278795 B1 FR 2278795B1
- Authority
- FR
- France
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
- H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/02—Local etching
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US489393A US3929532A (en) | 1974-07-17 | 1974-07-17 | Method for etching apertured work piece |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2278795A1 FR2278795A1 (fr) | 1976-02-13 |
FR2278795B1 true FR2278795B1 (de) | 1979-08-24 |
Family
ID=23943671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7521854A Granted FR2278795A1 (fr) | 1974-07-17 | 1975-07-11 | Procede de realisation d'une piece perforee notamment d'un masque pour tube-image de television en couleurs |
Country Status (9)
Country | Link |
---|---|
US (1) | US3929532A (de) |
JP (1) | JPS5134835A (de) |
BE (1) | BE831391A (de) |
CA (1) | CA1052673A (de) |
DE (1) | DE2532048A1 (de) |
FR (1) | FR2278795A1 (de) |
GB (1) | GB1512825A (de) |
IT (1) | IT1039337B (de) |
NL (1) | NL7508514A (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4105493A (en) * | 1975-07-05 | 1978-08-08 | The Gillette Company | Production of shaving foil |
US4094678A (en) * | 1976-12-07 | 1978-06-13 | Zenith Radio Corporation | Method of making curved color cathode ray tube shadow masks having interregistrable electron beam-passing aperture patterns |
US4061529A (en) * | 1977-02-28 | 1977-12-06 | Rca Corporation | Method for making etch-resistant stencil with dichromate-sensitized casein coating |
JPS607343B2 (ja) * | 1978-10-18 | 1985-02-23 | 日新製鋼株式会社 | カラ−テレビブラウン管用のシヤドウマスクの製造法 |
JPS5579025A (en) * | 1978-12-09 | 1980-06-14 | Higashine Shigai Nishi Itsuchiyou Kyoritsu Eisei Shiyori Kumiai | Exhaust gas deodorizing apparatus for excretion tank truck |
US4303466A (en) * | 1980-06-19 | 1981-12-01 | Buckbee-Mears Company | Process of forming graded aperture masks |
JPS5748491Y2 (de) * | 1980-11-13 | 1982-10-25 | ||
CA1204143A (en) * | 1982-08-27 | 1986-05-06 | Kanemitsu Sato | Textured shadow mask |
US4632726A (en) * | 1984-07-13 | 1986-12-30 | Bmc Industries, Inc. | Multi-graded aperture mask method |
US5348825A (en) * | 1991-07-02 | 1994-09-20 | Dai Nippon Printing Co., Ltd. | Method for manufacturing shadow mask and shadow mask manufactured by said method |
JP3282347B2 (ja) * | 1993-09-07 | 2002-05-13 | ソニー株式会社 | エッチング法、色選別機構及びその作製方法、並びに、陰極線管 |
JP2764526B2 (ja) * | 1993-09-28 | 1998-06-11 | 大日本印刷株式会社 | アパーチャグリルの製造方法及びアパーチャグリル |
JPH07320652A (ja) * | 1994-05-27 | 1995-12-08 | Toshiba Corp | カラー受像管及びシャドウマスクの製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2437228A (en) * | 1943-08-05 | 1948-03-02 | Buckbee Mears Co | Reticle |
US2750524A (en) * | 1951-11-15 | 1956-06-12 | Mergenthaler Linotype Gmbh | Perforate mask for multicolor television apparatus and method of producting same |
US3329541A (en) * | 1960-05-20 | 1967-07-04 | Buckbee Mears Co | Method of forming fine mesh screens |
US3609033A (en) * | 1969-08-15 | 1971-09-28 | Buckbee Mears Co | Mask for etching enlargement |
US3679500A (en) * | 1970-08-07 | 1972-07-25 | Dainippon Screen Mfg | Method for forming perforations in metal sheets by etching |
-
1974
- 1974-07-17 US US489393A patent/US3929532A/en not_active Expired - Lifetime
-
1975
- 1975-06-23 IT IT24681/75A patent/IT1039337B/it active
- 1975-07-01 GB GB27703/75A patent/GB1512825A/en not_active Expired
- 1975-07-11 CA CA231,291A patent/CA1052673A/en not_active Expired
- 1975-07-11 FR FR7521854A patent/FR2278795A1/fr active Granted
- 1975-07-15 BE BE158319A patent/BE831391A/xx unknown
- 1975-07-15 JP JP50087168A patent/JPS5134835A/ja active Granted
- 1975-07-16 NL NL7508514A patent/NL7508514A/xx not_active Application Discontinuation
- 1975-07-17 DE DE19752532048 patent/DE2532048A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT1039337B (it) | 1979-12-10 |
AU8271875A (en) | 1977-01-06 |
NL7508514A (nl) | 1976-01-20 |
DE2532048A1 (de) | 1976-02-05 |
US3929532A (en) | 1975-12-30 |
BE831391A (fr) | 1975-11-03 |
JPS5134835A (en) | 1976-03-24 |
GB1512825A (en) | 1978-06-01 |
JPS5416457B2 (de) | 1979-06-22 |
CA1052673A (en) | 1979-04-17 |
FR2278795A1 (fr) | 1976-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |