Patent · US Active

Oligoglycerol fatty acid ester lubricant additives for drilling fluids

US8236735B2 · kind B2 · utility

19Cited by

28References

15Claims

0Family size

Assignee

Emery Oleochemicals GmbH · DE

Inventors

Diana Maker · Mettmann, DE
Heinz-Joachim Muller · Burgkirchen an der Alz, DE

Key dates

Filing date	Sep 12, 2008
Grant date	Aug 7, 2012
Priority date	—
Expiry date	Sep 26, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S507/904
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The use is described of oligoglycerol fatty acid esters, produced from

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