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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000799004-01-500022
Filing Date
2001-01-30
Accepted
2001-01-30 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 tti00.txt SC 13G/A 3029
  Complete submission text file 0000799004-01-500022.txt   4919
Mailing Address 1211 SW FIFTH AVENUE SUITE 2185 PORTLAND OR 97204
Business Address 1211 SW 5TH AVE STE 2185 PORTLAND OR 97204 5032231720
BECKER CAPITAL MANAGEMENT INC (Filed by) CIK: 0000799004 (see all company filings)

IRS No.: 930663104 | State of Incorp.: OR

Mailing Address 25025 I-45 NORTH WOODLANDS TX 77380
Business Address 25025 I-45N WOODLANDS TX 77380 7133671983
TETRA TECHNOLOGIES INC (Subject) CIK: 0000844965 (see all company filings)

IRS No.: 742148293 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-44995 | Film No.: 1519015
SIC: 2810 Industrial Inorganic Chemicals