FR2436425B1 - - Google Patents
Info
- Publication number
- FR2436425B1 FR2436425B1 FR7922688A FR7922688A FR2436425B1 FR 2436425 B1 FR2436425 B1 FR 2436425B1 FR 7922688 A FR7922688 A FR 7922688A FR 7922688 A FR7922688 A FR 7922688A FR 2436425 B1 FR2436425 B1 FR 2436425B1
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/054—Apparatus for electrographic processes using a charge pattern using X-rays, e.g. electroradiography
- G03G15/0545—Ionography, i.e. X-rays induced liquid or gas discharge
Landscapes
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Conversion Of X-Rays Into Visible Images (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Measurement Of Radiation (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Radiography Using Non-Light Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/942,548 US4218619A (en) | 1978-09-15 | 1978-09-15 | Multi-copy ion-valve radiography |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2436425A1 FR2436425A1 (fr) | 1980-04-11 |
| FR2436425B1 true FR2436425B1 (US07122603-20061017-C00045.png) | 1985-05-03 |
Family
ID=25478252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7922688A Granted FR2436425A1 (fr) | 1978-09-15 | 1979-09-11 | Appareil de radiographie a courant ionique |
Country Status (6)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4200790A (en) * | 1978-12-22 | 1980-04-29 | General Electric Company | Closed-chamber high-pressure gas ion-flow electro-radiography apparatus with direct-charge readout |
| DE3121494A1 (de) * | 1981-05-29 | 1983-01-05 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zum beruehrungslosen messen von elektrischen ladungsbildern bei elektroradiographischen aufzeichnungsverfahren |
| US4583489A (en) * | 1985-04-29 | 1986-04-22 | Xerox Corporation | Method for making duplicate xeroradiographic images |
| DE3815458A1 (de) * | 1988-05-06 | 1989-11-16 | Philips Patentverwaltung | Anordnung zur erzeugung von roentgenaufnahmen mittels eines photoleiters |
| ATE246826T1 (de) * | 1999-12-27 | 2003-08-15 | Alcoa Nederland Bv | Maschenerzeuger und verfahren zur erzeugen von maschen in einem extrusionsverfahren |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5817953B2 (ja) * | 1973-11-14 | 1983-04-11 | キヤノン株式会社 | エレクトロラジオグラフイ ノ ガゾウケイセイホウホウ |
| GB1496882A (en) * | 1974-01-23 | 1978-01-05 | Agfa Gevaert | Process and apparatus for forming electrostatic charge patterns |
| US4039830A (en) * | 1976-08-13 | 1977-08-02 | General Electric Company | Electrostatic x-ray image recording device with mesh-base photocathode photoelectron discriminator means |
| US4085327A (en) * | 1977-01-14 | 1978-04-18 | General Electric Company | Direct charge readout electron radiography apparatus with improved signal-to-noise ratio |
-
1978
- 1978-09-15 US US05/942,548 patent/US4218619A/en not_active Expired - Lifetime
-
1979
- 1979-07-04 GB GB7923215A patent/GB2034074B/en not_active Expired
- 1979-08-21 NL NLAANVRAGE7906323,A patent/NL188870C/xx not_active IP Right Cessation
- 1979-09-11 FR FR7922688A patent/FR2436425A1/fr active Granted
- 1979-09-13 DE DE2936972A patent/DE2936972C2/de not_active Expired
- 1979-09-14 JP JP11742079A patent/JPS5546774A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4218619A (en) | 1980-08-19 |
| GB2034074A (en) | 1980-05-29 |
| FR2436425A1 (fr) | 1980-04-11 |
| DE2936972A1 (de) | 1980-03-27 |
| GB2034074B (en) | 1983-05-11 |
| NL7906323A (nl) | 1980-03-18 |
| NL188870C (nl) | 1992-10-16 |
| JPH0219959B2 (US07122603-20061017-C00045.png) | 1990-05-07 |
| NL188870B (nl) | 1992-05-18 |
| JPS5546774A (en) | 1980-04-02 |
| DE2936972C2 (de) | 1987-04-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |