Hulcher Services Inc
Hulcher Services Inc Patent applications | ||
Patent application number | Title | Published |
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20110247518 | Ballast removal process - Old ballast is removed from under a section of railway track with a bulldozer having an elongated rake attached to its front blade. The section of railway track is first elevated. The bulldozer is then driven along the section with its rake extending under the section and at a level that causes old ballast to be swept from under the section. | 10-13-2011 |