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Inventor

Jafar Omran

Inventor
Castrop-Rauxel, DE

Overview

2→
Patents
1984–1990
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C04Bprimary
C04BLime, magnesia20%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds20%
C10CWorking-up pitch, asphalt, bitumen, tar20%
C10GCracking hydrocarbon oils20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
4,921,543'Liquifiers and their preparation'19904,430,194'Method for the production of a highly aromatic pitch-like coal by-product'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1990Patents assigned to RUETGERSWERKE AG (2)· patent assignee history
1984–1990Based in Castrop-Rauxel, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RUETGERSWERKE AG21984–1990
Locations
LocationPatentsSpan
Castrop-Rauxel, DE21984–1990