BE715499A - - Google Patents
Info
- Publication number
- BE715499A BE715499A BE715499DA BE715499A BE 715499 A BE715499 A BE 715499A BE 715499D A BE715499D A BE 715499DA BE 715499 A BE715499 A BE 715499A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
- B41M5/32—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers one component being a heavy metal compound, e.g. lead or iron
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2398367 | 1967-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE715499A true BE715499A (en:Method) | 1968-11-22 |
Family
ID=10204532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE715499D BE715499A (en:Method) | 1967-05-23 | 1968-05-22 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE715499A (en:Method) |
| GB (1) | GB1229215A (en:Method) |
| NL (1) | NL6807216A (en:Method) |
-
1967
- 1967-05-23 GB GB1229215D patent/GB1229215A/en not_active Expired
-
1968
- 1968-05-22 NL NL6807216A patent/NL6807216A/xx unknown
- 1968-05-22 BE BE715499D patent/BE715499A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6807216A (en:Method) | 1968-07-25 |
| GB1229215A (en:Method) | 1971-04-21 |