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Form 8-K - Current report:
SEC Accession No. 0001104659-12-007074
Filing Date
2012-02-07
Accepted
2012-02-07 06:04:30
Documents
35
Period of Report
2012-02-07
Items
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K a12-4312_28k.htm 8-K 24287
2 EX-99.1 a12-4312_2ex99d1.htm EX-99.1 62063
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  Complete submission text file 0001104659-12-007074.txt   6090515
Mailing Address 1515 ARAPAHOE STREET TOWER 1, SUITE 1600 DENVER CO 80202
Business Address 1515 ARAPAHOE STREET TOWER 1, SUITE 1600 DENVER CO 80202 303-925-9200
MARKWEST ENERGY PARTNERS L P (Filer) CIK: 0001166036 (see all company filings)

IRS No.: 270005456 | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-31239 | Film No.: 12575275
SIC: 1311 Crude Petroleum & Natural Gas