The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 09, 2005
Filed:
Oct. 20, 2004
Kevin J. Mouton, Longville, LA (US);
Kevin J. Mouton, Longville, LA (US);
Marathon Ashland Petroleum LLC, Findlay, OH (US);
Abstract
The ability to pig a pipeline is considered necessary and vital to most pipeline operations. The present invention provides a pig inserting apparatus and method designed to satisfy the need to Insert pigs for large diameter gasoline pipelines that are made of concrete and weigh in excess of 400 pounds. In the past, the industry has used ineffectively manpower or motorized vehicles to insert the pigs. This pig launcher uses a means for propelling the pig that includes: a spool rotatably mounted. The pair of cables is connected to the spool and engage the ends of the cantilevered arms for propelling the pig a pair of cantilevered arms, and a pair of cables of sufficient strength to firmly fasten onto the end of a pipeline.