SC 13G | SEC Filings Hub

Filing metadata

Accession number: 0000093748-10-000160
Form type: SC 13G
Filer: NORTHWEST NATURAL GAS CO
CIK: CIK 73020
Filed: Dec 08, 2010
Reporting period: Nov 30, 2010
Description: Passive 5%+ stake

Documents

0000093748-10-000160-index.htm

Complete submission

0000093748-10-000160.txt

directory listing

Filed by

NORTHWEST NATURAL GAS CO