DE84140C - - Google Patents

Info

Publication number
DE84140C
DE84140C DENDAT84140D DE84140DA DE84140C DE 84140 C DE84140 C DE 84140C DE NDAT84140 D DENDAT84140 D DE NDAT84140D DE 84140D A DE84140D A DE 84140DA DE 84140 C DE84140 C DE 84140C
Authority
DE
Germany
Prior art keywords
acid
sodium salt
naphthylamine
salt
sulfonic acids
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.)
Active
Application number
DENDAT84140D
Other languages
German (de)
English (en)
Publication of DE84140C publication Critical patent/DE84140C/de
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/04—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging screws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Coloring (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
DENDAT84140D Active DE84140C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE84140C true DE84140C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=356398

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT84140D Active DE84140C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE84140C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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