FR348360A - Process for the reduction of indigo and its congeners - Google Patents
Process for the reduction of indigo and its congenersInfo
- Publication number
- FR348360A FR348360A FR348360DA FR348360A FR 348360 A FR348360 A FR 348360A FR 348360D A FR348360D A FR 348360DA FR 348360 A FR348360 A FR 348360A
- Authority
- FR
- France
- Prior art keywords
- congeners
- indigo
- reduction
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0077—Preparations with possibly reduced vat, sulfur or indigo dyes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0019—Chemical composition and manufacture
- H01J2893/0022—Manufacture
- H01J2893/0025—Manufacture by winding wire upon a support
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE348360X | 1929-04-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR348360A true FR348360A (en) | 1905-04-11 |
Family
ID=6257256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR348360D Expired FR348360A (en) | 1904-10-29 | 1904-11-29 | Process for the reduction of indigo and its congeners |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR348360A (en) |
GB (1) | GB348360A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2845691A (en) * | 1952-09-13 | 1958-08-05 | Emi Ltd | Manufacture of grids for electron discharge devices |
-
1904
- 1904-11-29 FR FR348360D patent/FR348360A/en not_active Expired
-
1930
- 1930-04-29 GB GB13240/30A patent/GB348360A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB348360A (en) | 1931-05-14 |
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