Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001193125-13-206838
Filing Date
2013-05-08
Accepted
2013-05-08 13:12:41
Documents
10
Period of Report
2013-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q d512161d10q.htm 10-Q 1038739
2 EX-31.1 d512161dex311.htm EX-31.1 6057
3 EX-31.2 d512161dex312.htm EX-31.2 6011
4 EX-32.1 d512161dex321.htm EX-32.1 4595
  Complete submission text file 0001193125-13-206838.txt   10353342

Data Files

Seq Description Document Type Size
5 XBRL INSTANCE DOCUMENT zinc-20130331.xml EX-101.INS 1912151
6 XBRL TAXONOMY EXTENSION SCHEMA zinc-20130331.xsd EX-101.SCH 71931
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE zinc-20130331_cal.xml EX-101.CAL 86980
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE zinc-20130331_def.xml EX-101.DEF 267548
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE zinc-20130331_lab.xml EX-101.LAB 476553
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE zinc-20130331_pre.xml EX-101.PRE 402305
Mailing Address 4955 STEUBENVILLE PIKE SUITE 405 PITTSBURGH PA 15205
Business Address 4955 STEUBENVILLE PIKE SUITE 405 PITTSBURGH PA 15205 724-773-2212
Horsehead Holding Corp (Filer) CIK: 0001385544 (see all company filings)

EIN.: 000000000
Type: 10-Q | Act: 34 | File No.: 001-33658 | Film No.: 13823673
SIC: 3330 Primary Smelting & Refining of Nonferrous Metals