Inventor

Uwe Tanger

Inventor

Bochum, DE

Overview

10→

Patents

1990–2005

Patent span

Chemistry

Primary field (CPC C)

Patents· 10 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Cprimary

C07CAcyclic or carbocyclic compounds50%

Y02PClimate change mitigation technologies in the production or processing of goods25%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%

C07HSugars6%

C11DDetergent compositions6%

PatentTitleYear

6,841,704'Process for preparing cumene which is used in the preparation of phenol'2005 6,720,462'Method for producing aromatic alcohols, especially phenol'2004 6,657,087'Process and apparatus for the work-up by distillation of cleavage product mixtures produced in the cleavage of alkylaryl hydroperoxides'2003 6,630,608'Process for preparing phenols'2003 6,583,326'Process for separating phenol from a mixture comprising at least hydroxyacetone, cumene, water and phenol'2003 6,555,719'Process for the thermal after-treatment of cleavage product from the acid-catalyzed cleavage of cumene hydroperoxide'2003 6,444,861'Process for the cleavage of alkylaryl hydroperoxides'2002 6,242,630'Process for the continuous preparation of 3-halopropylorganosilanes'2001 5,633,358'Process for bleaching aqueous surfactant solutions'1997 4,968,849'Process for the preparation of 2-ethylhexanol by liquid-phase catalytic hydrogenation of 2-ethylhexenal, and catalyst'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2001Patents assigned to HUELS CHEMISCHE WERKE AG (3)· patent assignee history

1990–2005Based in Bochum, DE· patent location history

2002–2003Patents assigned to PHENOLCHEMIE GMBH & CO KG (3)· patent assignee history

2003–2005Patents assigned to INEOS PHENOL GMBH & CO KG (3)· patent assignee history

2004Patents assigned to DEGUSSA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HUELS CHEMISCHE WERKE AG	3	1990–2001
INEOS PHENOL GMBH & CO KG	3	2003–2005
PHENOLCHEMIE GMBH & CO KG	3	2002–2003
DEGUSSA	1	2004

Locations

Location	Patents	Span
Bochum, DE	10	1990–2005