Patent · US Expired

Apparatus for coating fibers, threads and sheets

US4141315A · kind A · utility

2Cited by

6References

1Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Heinrich Nassenstein
Richard Menold
Fritz Feld · Leverkusen, DE
Konrad Ellegast · Leichlingen, DE
Roland Weisbeck · Odenthal, DE
Hans-Georg Gelhaar · Dormagen, DE
Lothar Ruetz · Dormagen, DE
Friedrich Elsasser · Keltern, DE

Key dates

Filing date	Oct 12, 1977
Grant date	Feb 27, 1979
Priority date	—
Expiry date	Oct 12, 1997

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD06B1/08
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

This invention relates to an apparatus for applying a thin layer of liquid systems to fibers, threads or sheets which are moved uniformly in a linear direction which comprises continuously foaming the liquid system and bringing the threads, fibers or sheets into contact with the foamed system by a one-way process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.