ES9773A1 - A process for the preparation of gray, brown or similar coloring substances. - Google Patents

A process for the preparation of gray, brown or similar coloring substances.

Info

Publication number: ES9773A1
Authority: ES; Spain
Prior art keywords: gray; brown; preparation; coloring substances; similar coloring
Prior art date: 1889-06-28
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

ES9773A

Other languages

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.)

SA Des Matieres Colorantes Et Produits Chimiques Saint Denis

Original Assignee

SA Des Matieres Colorantes Et Produits Chimiques Saint Denis

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.)

1889-06-28

Filing date

1889-06-28

Publication date

1889-09-01

1889-06-28 Application filed by SA Des Matieres Colorantes Et Produits Chimiques Saint Denis filed Critical SA Des Matieres Colorantes Et Produits Chimiques Saint Denis

1889-06-28 Priority to ES9773A priority Critical patent/ES9773A1/en

1889-09-01 Publication of ES9773A1 publication Critical patent/ES9773A1/en

Status Expired legal-status Critical Current

Links

238000004040 coloring Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
239000000126 substance Substances 0.000 title 1

ES9773A 1889-06-28 1889-06-28 A process for the preparation of gray, brown or similar coloring substances. Expired ES9773A1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
ES9773A ES9773A1 (en)	1889-06-28	1889-06-28	A process for the preparation of gray, brown or similar coloring substances.

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
ES9773A ES9773A1 (en)	1889-06-28	1889-06-28	A process for the preparation of gray, brown or similar coloring substances.

Publications (1)

Publication Number	Publication Date
ES9773A1 true ES9773A1 (en)	1889-09-01

Family

ID=64155870

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES9773A Expired ES9773A1 (en)	1889-06-28	1889-06-28	A process for the preparation of gray, brown or similar coloring substances.

Country Status (1)

Country	Link
ES (1)	ES9773A1 (en)

1889
- 1889-06-28 ES ES9773A patent/ES9773A1/en not_active Expired

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