# Relationship history for MSHA mine 4608571

Current hierarchy: **Sev.en Global Investments a.s. → Panther Creek Mining LLC → Coal Clean Prep Plant**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Timothy G Elliott → Coal Clean Prep Plant; 1994-11-30 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Panther Coal Company Inc → Coal Clean Prep Plant; 1996-06-01 to 1997-01-06; source msha-controller-operator-history
- **controller_controls_operator:** Timothy G Elliott → Panther Coal Company Inc; 1996-06-01 to 1997-01-06; source msha-controller-operator-history
- **operator_operates_mine:** Coal Clean Corp → Coal Clean Prep Plant; 1997-01-07 to 2000-02-29; source msha-controller-operator-history
- **controller_controls_mine:** Larry D  Robinett → Coal Clean Prep Plant; 1997-01-07 to 2000-02-29; source msha-controller-operator-history
- **controller_controls_operator:** Larry D  Robinett → Coal Clean Corp; 1997-01-07 to 2000-02-29; source msha-controller-operator-history
- **operator_operates_mine:** Coal Clean LLC → Coal Clean Prep Plant; 2000-03-01 to 2013-12-18; source msha-controller-operator-history
- **controller_controls_mine:** Richard  Busick → Coal Clean Prep Plant; 2000-03-01 to 2004-04-01; source msha-controller-operator-history
- **controller_controls_operator:** Richard  Busick → Coal Clean LLC; 2000-03-01 to 2004-04-01; source msha-controller-operator-history
- **controller_controls_mine:** Richard M  Hendrick → Coal Clean Prep Plant; 2001-04-17 to 2003-10-29; source msha-controller-operator-history
- **controller_controls_mine:** Timothy G Elliott → Coal Clean Prep Plant; 2003-10-30 to 2008-07-22; source msha-controller-operator-history
- **controller_controls_mine:** Timothy G Elliott → Coal Clean Prep Plant; 2004-04-02 to 2005-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Timothy G Elliott → Coal Clean LLC; 2004-04-02 to 2005-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Magnum Coal Company → Coal Clean Prep Plant; 2006-01-01 to 2008-07-22; source msha-controller-operator-history
- **controller_controls_operator:** Magnum Coal Company → Coal Clean LLC; 2006-01-01 to 2008-07-22; source msha-controller-operator-history
- **controller_controls_mine:** Patriot Coal Corporation → Coal Clean Prep Plant; 2008-07-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Patriot Coal Corporation → Coal Clean LLC; 2008-07-23 to 2013-12-18; source msha-controller-operator-history
- **operator_operates_mine:** Speed Mining LLC → Coal Clean Prep Plant; 2013-12-19 to 2015-10-25; source msha-controller-operator-history
- **controller_controls_operator:** Patriot Coal Corporation → Speed Mining LLC; 2013-12-19 to 2015-10-25; source msha-controller-operator-history
- **controller_controls_operator:** Timothy G Elliott → Speed Mining LLC; 2013-12-19 to 2008-07-22; source msha-controller-operator-history
- **controller_controls_operator:** Richard M  Hendrick → Speed Mining LLC; 2013-12-19 to 2003-10-29; source msha-controller-operator-history
- **operator_operates_mine:** Panther Creek Mining LLC → Coal Clean Prep Plant; 2015-10-26 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Blackhawk Mining LLC → Coal Clean Prep Plant; 2015-10-26 to 2020-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Blackhawk Mining LLC → Panther Creek Mining LLC; 2015-10-26 to 2020-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Sev.en Global Investments a.s. → Coal Clean Prep Plant; 2020-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sev.en Global Investments a.s. → Panther Creek Mining LLC; 2020-06-01 to current/open; source msha-controller-operator-history