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Inventor

Ernst Preuss

Inventor
Essen, DE

Overview

1→
Patents
1981
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B01Dprimary
B01DSeparation100%
PatentTitleYear
4,261,832'Membranes with preselected pore types for separation processes'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to BERGWERKSVERBAND GMBH (1)· patent assignee history
1981Based in Essen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BERGWERKSVERBAND GMBH11981
Locations
LocationPatentsSpan
Essen, DE11981