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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-06-000990
Filing Date
2006-02-14
Accepted
2006-02-14 11:06:37
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC FILING sec_filing.htm SC 13G/A 17625
  Complete submission text file 0000902219-06-000990.txt   19708
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
Type: SC 13G/A
SIC: 0000

Mailing Address BROOKHOLLOW CENTERL III 2950 NORTH LOOP WEST STE 750 HOUSTON TX 77092
Business Address BROOKHOLLOW CENTRAL III 2950 NORTH LOOP WEST STE 750 HOUSTON TX 77092 7136839292
NATCO GROUP INC (Subject) CIK: 0001057693 (see all company filings)

IRS No.: 222906892 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-58897 | Film No.: 06608716
SIC: 3443 Fabricated Plate Work (Boiler Shops)