GB421655A - Improvements in the production of coloured smokes - Google Patents
Improvements in the production of coloured smokesInfo
- Publication number
- GB421655A GB421655A GB1860533A GB1860533A GB421655A GB 421655 A GB421655 A GB 421655A GB 1860533 A GB1860533 A GB 1860533A GB 1860533 A GB1860533 A GB 1860533A GB 421655 A GB421655 A GB 421655A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carbinol
- substance
- smokes
- phenolic
- colour
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F21/00—Mobile visual advertising
- G09F21/06—Mobile visual advertising by aeroplanes, airships, balloons, or kites
- G09F21/16—Sky-writing
Abstract
Mixtures, to be sprayed into the exhaust gases of an internal-combustion engine to produce coloured smokes, consists of a colour base of triphenylmethane dyes and a substance of a phenolic character and with or without an oil. The colour bases may be tetramethyldiaminotriphenyl carbinol, hexamethyltriaminotriphenyl carbinol or triamino-triphenyl carbinol, and the phenolic substance may be ester of salicyclic acid such as methyl salicylate.ALSO:Coloured smokes are produced by spraying a colour base of triphenylmethane dyes in contact with a substance of phenolic character, these substances preferably being sprayed as a mixture or separately into the exhaust gases of an internal-combustion engine. If desired an oil may also be used to give a denser smoke. The colour bases may be tetramethyldiaminotriphenylcarbinol, hexamethyltriamino - triphenyl carbinol or triamino-triphenyl carbinol, and the phenolic substance may be an ester of salicylic acid such as methyl salicylate. The smoke may be produced from aircraft, boats, land vehicles, or stationary installations.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1860533A GB421655A (en) | 1933-06-30 | 1933-06-30 | Improvements in the production of coloured smokes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1860533A GB421655A (en) | 1933-06-30 | 1933-06-30 | Improvements in the production of coloured smokes |
Publications (1)
Publication Number | Publication Date |
---|---|
GB421655A true GB421655A (en) | 1934-12-28 |
Family
ID=10115313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1860533A Expired GB421655A (en) | 1933-06-30 | 1933-06-30 | Improvements in the production of coloured smokes |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB421655A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE749619C (en) * | 1937-12-15 | 1944-11-27 | Method of producing colored mists | |
DE973514C (en) * | 1943-02-26 | 1960-03-17 | Alfred Dipl-Ing Kaercher | Device for generating fog u. like |
-
1933
- 1933-06-30 GB GB1860533A patent/GB421655A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE749619C (en) * | 1937-12-15 | 1944-11-27 | Method of producing colored mists | |
DE973514C (en) * | 1943-02-26 | 1960-03-17 | Alfred Dipl-Ing Kaercher | Device for generating fog u. like |
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