BE774922A - Reproductions en couleur d'originaux en noir et blanc - Google Patents
Reproductions en couleur d'originaux en noir et blancInfo
- Publication number
- BE774922A BE774922A BE774922A BE774922A BE774922A BE 774922 A BE774922 A BE 774922A BE 774922 A BE774922 A BE 774922A BE 774922 A BE774922 A BE 774922A BE 774922 A BE774922 A BE 774922A
- Authority
- BE
- Belgium
- Prior art keywords
- black
- white
- original color
- color reproductions
- reproductions
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G17/00—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process
- G03G17/04—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process using photoelectrophoresis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
- B04C2003/006—Construction of elements by which the vortex flow is generated or degenerated
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE374922D BE374922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-11-04 | ||
| BE774922A BE774922A (fr) | 1971-11-04 | 1971-11-04 | Reproductions en couleur d'originaux en noir et blanc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE774922A BE774922A (fr) | 1971-11-04 | 1971-11-04 | Reproductions en couleur d'originaux en noir et blanc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE774922A true BE774922A (fr) | 1972-05-04 |
Family
ID=3858837
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE374922D BE374922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-11-04 | ||
| BE774922A BE774922A (fr) | 1971-11-04 | 1971-11-04 | Reproductions en couleur d'originaux en noir et blanc |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE374922D BE374922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-11-04 |
Country Status (1)
| Country | Link |
|---|---|
| BE (2) | BE774922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
0
- BE BE374922D patent/BE374922A/xx unknown
-
1971
- 1971-11-04 BE BE774922A patent/BE774922A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE374922A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
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