Patent · US Active

Plastics pipes of polyolefins

US7485685B2 · kind B2 · utility

44Cited by

9References

13Claims

0Family size

Assignee

Basell Polyolefine GmbH · DE

Inventors

Shahram Mihan · Bad Soden, DE
Heinz Vogt · Ludwigshafen, DE
Ilka Beuermann · Pulheim, DE

Key dates

Filing date	Oct 19, 2006
Grant date	Feb 3, 2009
Priority date	—
Expiry date	Oct 19, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/1352
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Plastics pipes comprise polyolefins which can be prepared by means of a fluorine-modified chromium catalyst and are used for transporting gases and liquids.

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