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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10640714 B1

PDFFull Text
Expired
Date of Patent:
May. 05, 2020

Filed:

Dec. 13, 2016

Use of compositions having a content of 3,3'-methylenebis(5-methyloxazolidine) in the removal of sulphur compounds from process streams

Applicant:

Schülke & Mayr Gmbh, Norderstedt, DE;

Inventors:

Wolfgang Beilfuss, Hamburg, DE;

Ralf Gradtke, Tornesch, DE;

Stefanie Krause, Quickborn, DE;

Jennifer Knopf, Hamburg, DE;

Michael Streek, Hamburg, DE;

Joachim Thiede, Norderstedt, DE;

Klaus Weber, Hamburg, DE;

Assignee:

VINK CHEMICALS GMBH & CO. KG, Kakenstorf, DE;

Attorney:

Young & Thompson

Primary Examiner:

Renee Robinson

Int. Cl.
CPC ...
C10G 29/20 (2006.01); C02F 1/68 (2006.01); C10L 3/10 (2006.01); C10G 21/27 (2006.01); B01D 19/00 (2006.01); B01D 53/74 (2006.01); B01D 53/78 (2006.01); C07D 413/06 (2006.01); C02F 101/10 (2006.01);
U.S. Cl.
CPC ...
C10G 29/20 (2013.01); B01D 19/0005 (2013.01); B01D 53/74 (2013.01); B01D 53/78 (2013.01); C02F 1/68 (2013.01); C07D 413/06 (2013.01); C10G 21/27 (2013.01); C10L 3/10 (2013.01); C10L 3/103 (2013.01); C02F 2101/101 (2013.01); C10G 2300/202 (2013.01); C10G 2300/80 (2013.01);
Abstract

The invention relates to the use of a composition comprising a) 3,3'-methylenebis(5-methyl oxazolidine) and b) one or more additives selected from among (i) urea, urea derivatives, amino acids, guanidine and guanidine derivatives and (ii) 1,2-diols in the removal of sulphur compounds from process streams. The composition is preferably used in the removal of hydrogen sulphide from process streams.

Find Patent Forward Citations

Beilfuss, Wolfgang. (2020). Use of compositions having a content of 3,3'-methylenebis(5-methyloxazolidine) in the removal of sulphur compounds from process streams (U.S. Patent No. 10640714). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10640714

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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