NF Patent: NF-32
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| Improvement in preservation of articles for food, by submitting them to an aqueous solution of sulphuric acid
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| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
May 08, 1868 |
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1869 paper by Dewar on "Reactions of chlorosulphuric acid"
An 1870 article on Dewar's work with sulphur as a disinfectant
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Description: |
| The famous chemist James Dewar is known to have been experimenting with sulphur, sulphuric acid and chlorosulphuric acid at the time this patent was granted. |
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