EP1271239A3 - Portal imaging assembly with pair of asymmetric screens and method of use - Google Patents

Portal imaging assembly with pair of asymmetric screens and method of use Download PDF

Info

Publication number
EP1271239A3
EP1271239A3 EP02077431A EP02077431A EP1271239A3 EP 1271239 A3 EP1271239 A3 EP 1271239A3 EP 02077431 A EP02077431 A EP 02077431A EP 02077431 A EP02077431 A EP 02077431A EP 1271239 A3 EP1271239 A3 EP 1271239A3
Authority
EP
European Patent Office
Prior art keywords
imaging assembly
pair
different
asymmetric
portal imaging
Prior art date
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.)
Withdrawn
Application number
EP02077431A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1271239A2 (en
Inventor
Robert E. Dickerson
William Edwin Moore
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US09/894,767 external-priority patent/US6489077B1/en
Priority claimed from US09/893,595 external-priority patent/US6485879B1/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of EP1271239A2 publication Critical patent/EP1271239A2/en
Publication of EP1271239A3 publication Critical patent/EP1271239A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/16—X-ray, infrared, or ultraviolet ray processes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03517—Chloride content
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03541—Cubic grains
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03594—Size of the grains
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/3022—Materials with specific emulsion characteristics, e.g. thickness of the layers, silver content, shape of AgX grains
    • G03C2007/3025—Silver content
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C2200/00—Details
    • G03C2200/27—Gelatine content
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C2200/00—Details
    • G03C2200/52—Rapid processing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C2200/00—Details
    • G03C2200/58—Sensitometric characteristics
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/16—X-ray, infrared, or ultraviolet ray processes
    • G03C5/17—X-ray, infrared, or ultraviolet ray processes using screens to intensify X-ray images
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
EP02077431A 2001-06-28 2002-06-19 Portal imaging assembly with pair of asymmetric screens and method of use Withdrawn EP1271239A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US893595 2001-06-28
US894767 2001-06-28
US09/894,767 US6489077B1 (en) 2001-06-28 2001-06-28 Portal imaging assembly with pair of asymmetric screens and method of use
US09/893,595 US6485879B1 (en) 2001-06-28 2001-06-28 Portal imaging assembly with asymmetric films and asymmetric screens and method of use

Publications (2)

Publication Number Publication Date
EP1271239A2 EP1271239A2 (en) 2003-01-02
EP1271239A3 true EP1271239A3 (en) 2003-02-12

Family

ID=27129058

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02077431A Withdrawn EP1271239A3 (en) 2001-06-28 2002-06-19 Portal imaging assembly with pair of asymmetric screens and method of use

Country Status (2)

Country Link
EP (1) EP1271239A3 (ja)
JP (1) JP2003066552A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102105557B (zh) * 2008-07-23 2013-11-13 皇家飞利浦电子股份有限公司 用于CT应用中的Gd2O2S材料

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE530129A (ja) *
FR875269A (fr) * 1940-09-02 1942-09-14 Schering Ag Procédé de prise de vues radiographiques avec ou sans écrans renforçateurs
GB811157A (en) * 1955-05-14 1959-04-02 Siemens Reiniger Werke Ag Improvements in or relating to radiographic devices for use with x-rays and like penetrating rays
EP0530117A1 (en) * 1991-08-16 1993-03-03 Eastman Kodak Company Minimal crossover radiographic elements adapted for flesh and bone imaging
EP0576910A1 (en) * 1992-07-02 1994-01-05 Minnesota Mining And Manufacturing Company New radiographic assembly having reduced image-wise cross-over and super rapid processability
US5952147A (en) * 1998-04-29 1999-09-14 Eastman Kodak Company Portal verification radiographic element and method of imaging

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3737313A (en) 1971-06-17 1973-06-05 Eastman Kodak Co Paper radiographic element containing silver halide grains rhodium salt sensitized,thioether ripened and polyvalent metal ion stabilized
US4414310A (en) 1981-11-12 1983-11-08 Eastman Kodak Company Process for the preparation of high aspect ratio silver bromoiodide emulsions
US4425425A (en) 1981-11-12 1984-01-10 Eastman Kodak Company Radiographic elements exhibiting reduced crossover
US4425426A (en) 1982-09-30 1984-01-10 Eastman Kodak Company Radiographic elements exhibiting reduced crossover
US4803150A (en) 1986-12-23 1989-02-07 Eastman Kodak Company Radiographic element exhibiting reduced crossover
US4900652A (en) 1987-07-13 1990-02-13 Eastman Kodak Company Radiographic element
US5252442A (en) 1991-05-14 1993-10-12 Eastman Kodak Company Radiographic elements with improved detective quantum efficiencies
US5871892A (en) 1996-02-12 1999-02-16 Eastman Kodak Company Portal radiographic imaging

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE530129A (ja) *
FR875269A (fr) * 1940-09-02 1942-09-14 Schering Ag Procédé de prise de vues radiographiques avec ou sans écrans renforçateurs
GB811157A (en) * 1955-05-14 1959-04-02 Siemens Reiniger Werke Ag Improvements in or relating to radiographic devices for use with x-rays and like penetrating rays
EP0530117A1 (en) * 1991-08-16 1993-03-03 Eastman Kodak Company Minimal crossover radiographic elements adapted for flesh and bone imaging
EP0576910A1 (en) * 1992-07-02 1994-01-05 Minnesota Mining And Manufacturing Company New radiographic assembly having reduced image-wise cross-over and super rapid processability
US5952147A (en) * 1998-04-29 1999-09-14 Eastman Kodak Company Portal verification radiographic element and method of imaging

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"Improved X-ray Imaging", XEROX DISCLOSURE JOURNAL., vol. 3, no. 1, 1978, XEROX CORPORATION. STAMFORD, CONN., US, pages 17, XP002217872 *
ANONYMOUS: "Arrangements for producing X-ray images of different sensitometry obtained with a single shot X-ray exposure", RESEARCH DISCLOSURE, vol. 199, no. 031, 10 November 1980 (1980-11-10), Emsworth, GB, XP001109409 *

Also Published As

Publication number Publication date
JP2003066552A (ja) 2003-03-05
EP1271239A2 (en) 2003-01-02

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