DE1547880B2 - Verfahren zur rueckgewinnung von silberhalogenid aus einer silberhalogenid und gelatine enthaltenden abfalloesung - Google Patents
Verfahren zur rueckgewinnung von silberhalogenid aus einer silberhalogenid und gelatine enthaltenden abfalloesungInfo
- Publication number
- DE1547880B2 DE1547880B2 DE19671547880 DE1547880A DE1547880B2 DE 1547880 B2 DE1547880 B2 DE 1547880B2 DE 19671547880 DE19671547880 DE 19671547880 DE 1547880 A DE1547880 A DE 1547880A DE 1547880 B2 DE1547880 B2 DE 1547880B2
- Authority
- DE
- Germany
- Prior art keywords
- gelatin
- recovery
- waste solution
- silver halide
- silver
- 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- Withdrawn
Links
- 229910052709 silver Inorganic materials 0.000 title claims description 38
- 239000004332 silver Substances 0.000 title claims description 38
- 239000002699 waste material Substances 0.000 title claims description 20
- 229920000159 gelatin Polymers 0.000 title claims description 15
- 235000019322 gelatine Nutrition 0.000 title claims description 15
- 108010010803 Gelatin Proteins 0.000 title claims description 14
- 239000008273 gelatin Substances 0.000 title claims description 14
- 235000011852 gelatine desserts Nutrition 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 14
- 238000011084 recovery Methods 0.000 title claims description 13
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title description 16
- -1 silver halide Chemical class 0.000 claims description 21
- 239000000701 coagulant Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 5
- 238000005345 coagulation Methods 0.000 description 5
- 230000015271 coagulation Effects 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000000855 fermentation Methods 0.000 description 2
- 230000004151 fermentation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000001828 Gelatine Substances 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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
- G03C11/00—Auxiliary processes in photography
- G03C11/24—Removing emulsion from waste photographic material; Recovery of photosensitive or other substances
-
- 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
- G03C5/395—Regeneration of photographic processing agents other than developers; Replenishers therefor
- G03C5/3952—Chemical, mechanical or thermal methods, e.g. oxidation, precipitation, centrifugation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/09—Reaction techniques
- Y10S423/17—Microbiological reactions
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Removal Of Specific Substances (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4111866A JPS449369B1 (enExample) | 1965-03-17 | 1966-06-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1547880A1 DE1547880A1 (de) | 1970-11-26 |
| DE1547880B2 true DE1547880B2 (de) | 1971-08-19 |
Family
ID=78668988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671547880 Withdrawn DE1547880B2 (de) | 1966-06-24 | 1967-06-24 | Verfahren zur rueckgewinnung von silberhalogenid aus einer silberhalogenid und gelatine enthaltenden abfalloesung |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3501378A (enExample) |
| BE (1) | BE700282A (enExample) |
| CH (1) | CH514869A (enExample) |
| DE (1) | DE1547880B2 (enExample) |
| FR (1) | FR1529132A (enExample) |
| GB (1) | GB1192445A (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3832453A (en) * | 1971-11-23 | 1974-08-27 | Eastman Kodak Co | Recovery of silver from photographic processing solutions |
| CA1092360A (en) * | 1976-11-22 | 1980-12-30 | Michael Markels, Jr. | Process for recovery of selected metal values from waste waters |
| US4585561A (en) * | 1983-07-25 | 1986-04-29 | Agfa-Gevaert Aktiengesellschaft | Flotation process for the continuous recovery of silver or silver compounds from solutions or dispersions |
| US5147787A (en) * | 1988-08-05 | 1992-09-15 | Isp Investments Inc. | Recovery of imageable polyacetylenes from binder containing aqueous dispersions |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1065115A (en) * | 1909-07-06 | 1913-06-17 | Henry Danzer | Process for recovering the material of the support of kinematographic films and waste portions of the same. |
-
1967
- 1967-06-19 GB GB28194/67A patent/GB1192445A/en not_active Expired
- 1967-06-21 BE BE700282D patent/BE700282A/xx unknown
- 1967-06-22 US US648081A patent/US3501378A/en not_active Expired - Lifetime
- 1967-06-23 FR FR111757A patent/FR1529132A/fr not_active Expired
- 1967-06-24 DE DE19671547880 patent/DE1547880B2/de not_active Withdrawn
- 1967-06-26 CH CH902467A patent/CH514869A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US3501378A (en) | 1970-03-17 |
| DE1547880A1 (de) | 1970-11-26 |
| CH514869A (de) | 1971-10-31 |
| FR1529132A (fr) | 1968-06-14 |
| BE700282A (enExample) | 1967-12-01 |
| GB1192445A (en) | 1970-05-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |