ES25519A1 - A chemical process for the manufacture of products for the transformation of coloring matters derived from coal tar. - Google Patents

A chemical process for the manufacture of products for the transformation of coloring matters derived from coal tar.

Info

Publication number
ES25519A1
ES25519A1 ES25519A ES25519A ES25519A1 ES 25519 A1 ES25519 A1 ES 25519A1 ES 25519 A ES25519 A ES 25519A ES 25519 A ES25519 A ES 25519A ES 25519 A1 ES25519 A1 ES 25519A1
Authority
ES
Spain
Prior art keywords
transformation
manufacture
products
coal tar
chemical process
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
Application number
ES25519A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Priority to ES25519A priority Critical patent/ES25519A1/en
Publication of ES25519A1 publication Critical patent/ES25519A1/en
Expired legal-status Critical Current

Links

ES25519A 1900-02-13 1900-02-13 A chemical process for the manufacture of products for the transformation of coloring matters derived from coal tar. Expired ES25519A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES25519A ES25519A1 (en) 1900-02-13 1900-02-13 A chemical process for the manufacture of products for the transformation of coloring matters derived from coal tar.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES25519A ES25519A1 (en) 1900-02-13 1900-02-13 A chemical process for the manufacture of products for the transformation of coloring matters derived from coal tar.

Publications (1)

Publication Number Publication Date
ES25519A1 true ES25519A1 (en) 1900-03-16

Family

ID=64171345

Family Applications (1)

Application Number Title Priority Date Filing Date
ES25519A Expired ES25519A1 (en) 1900-02-13 1900-02-13 A chemical process for the manufacture of products for the transformation of coloring matters derived from coal tar.

Country Status (1)

Country Link
ES (1) ES25519A1 (en)

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