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1
Tanning leather
2
Tanning the leather
of furs
Impregnating wood
with salts, said to
preserve them from
decay & from fire.
Dying wood where
the dye is a chemical
solution.
Dying leather
Currying leather
Softening straw,
dying straw
Specif.
Exhausting air
for preserving substances
seems not
to be included in
impregnation.
Application of the
exhaustion of air
by the air pump
to various purposes
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1. Impregnating
porous substances
with fluids as salting,
potting, preserving,
&c
2. With vapors for
whitening silk with
gasses, drying by repeated
exhaustions
and repletions with
dry air.
Bleaching with oxygenated
mus. gas:
as skains of thread
3. With powders
4. Producing a more
immediate contact
of surfaces such as
cementing surfaces
of polished un porous
substances, silvering
looking glasses
Facilitating the
compressure of filamentous
& other
elastic substances
in package
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Identifier: | JB/109/014/001"JB/" can not be assigned to a declared number type with value 109. |
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109 |
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014 |
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001 |
Specif. / Salting meat / Pickling |
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Copy/fair copy sheet |
1 |
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recto |
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35669 |
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