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US2099717A
(en)
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Process for the production of water-soluble condensation products
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US1539517A
(en)
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Process for tanning
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BE497153A
(enrdf_load_stackoverflow)
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US2282928A
(en)
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Water-soluble condensation products
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US2837563A
(en)
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Water soluble albumin-precipitating condensation products
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BE504740A
(enrdf_load_stackoverflow)
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US3029212A
(en)
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Synthetic tanning agent and process for preparing same
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US1948667A
(en)
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Phenol ethers and process of preparing them
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US2045049A
(en)
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Process for the manufacture of new tanning materials
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DE818050C
(de)
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Verfahren zur Herstellung wasserloeslicher Kondensationsprodukte
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US2316714A
(en)
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Leather treating agent
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FR2651794A1
(fr)
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Procede pour preparer un agent tannant synthetique et pour tanner le cuir.
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BE467040A
(enrdf_load_stackoverflow)
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BE551165A
(enrdf_load_stackoverflow)
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BE516959A
(enrdf_load_stackoverflow)
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BE458161A
(enrdf_load_stackoverflow)
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BE511713A
(enrdf_load_stackoverflow)
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BE390512A
(enrdf_load_stackoverflow)
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BE450998A
(enrdf_load_stackoverflow)
|
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BE403457A
(enrdf_load_stackoverflow)
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BE451742A
(enrdf_load_stackoverflow)
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BE452110A
(enrdf_load_stackoverflow)
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BE489709A
(enrdf_load_stackoverflow)
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BE509188A
(enrdf_load_stackoverflow)
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BE445324A
(enrdf_load_stackoverflow)
|
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