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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000902219-01-000271
Filing Date
2001-02-13
Accepted
2001-02-13 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 0001.txt SC 13G 9334
  Complete submission text file 0000902219-01-000271.txt   11467
Mailing Address 4582 SOUTH ULSTER STREET PARKWAY SUITE 1700 DENVER CO 80237
Business Address 4610 S ULSTER ST STE 200 DENVER CO 80237 3038507373
HALLWOOD ENERGY CORP (Subject) CIK: 0000319019 (see all company filings)

IRS No.: 841489099 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-33176 | Film No.: 1535123
SIC: 1311 Crude Petroleum & Natural Gas

Mailing Address 75 STATE STREET BOSTON MA 02109
Business Address 75 STATE STREET BOSTON MA 02109 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 0000