Duncan Energy Partners L.P. of HOUSTON, TX filed a 425 with the SEC on 2011-02-23. Industry: Natural Gas Transmission.
| Seq | Type | Description |
|---|---|---|
| 1 | 425 | FORM 8-K |
| 2 | EX-99.1 | EX-99.1 |
| 3 | GRAPHIC | GRAPHIC |
| Filed | Form |
|---|---|
| 2011-08-01 | DEFM14A |
| 2011-04-29 | 425 |
| 2011-04-27 | 425 |
| 2011-02-23 | 425 |
| 2010-01-19 | DEF 14C |