Patent ID: 7006009

Claim:
A well servicing system operable at a well site location that is remote relative to a second location, wherein a well is located at the well site location, the well servicing system comprising: a plurality of storage tanks storing a plurality of chemicals at the second location; a service vehicle having a plurality of shipping tanks for transporting the plurality of chemicals from the second location to the well site and for pumping the plurality of chemicals into the well; a parking brake system disposed on the service vehicle, wherein the parking brake system can be actuated to help hold the service vehicle in place; a GPS device carried by the service vehicle and providing a GPS signal that indicates the service vehicle is at the well site location; and a computer-based system electrically coupled to the GPS device and responsive to the parking brake system being actuated, such that the computer-based system acts upon the GPS signal in response to the parking brake being actuated.