Patent · US Active

Filter element with improved testability after dry steaming

US11020689B2 · kind B2 · utility

0Cited by

22References

4Claims

0Family size

Assignee

Sartorius Stedim Biotech GmbH · DE

Inventors

Bjoern Hansmann · Oettingen, DE
Volkmar Thom · Oettingen, DE
Thomas Loewe · Wonder Lake, US

Key dates

Filing date	Mar 16, 2013
Grant date	Jun 1, 2021
Priority date	—
Expiry date	Mar 30, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T156/10
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The present invention relates to a melt-joined filter element with improved testability after dry steaming or alternatively after sterilization by irradiation, to a method for producing the filter element according to the invention, and to the use of the filter element for filtering solutions.

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