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Inventor

Erwin Pilarczyk

Inventor
Bottrop, DE

Overview

2→
Patents
1992
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation25%
C01BNon-metallic elements25%
Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]25%
Y02PClimate change mitigation technologies in the production or processing of goods25%
PatentTitleYear
5,089,048'Process for helium enrichment'19925,080,694'Process for helium recovery'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to BERGWERKSVERBAND GMBH (2)· patent assignee history
1992Based in Bottrop, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BERGWERKSVERBAND GMBH21992
Locations
LocationPatentsSpan
Bottrop, DE21992