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1. (WO2015047993) CHEMICAL BASED WELL KICKOFF SYSTEM FOR NATURALLY FLOWING WELLS

Pub. No.:    WO/2015/047993    International Application No.:    PCT/US2014/056927
Publication Date: Fri Apr 03 01:59:59 CEST 2015 International Filing Date: Wed Sep 24 01:59:59 CEST 2014
IPC: C09K 8/594
E21B 43/12
Applicants: SAUDI ARABIAN OIL COMPANY
ARAMCO SERVICES COMPANY
Inventors: LASTRA, Rafael
NOUI-MEHIDI, Mohamed, N.
Title: CHEMICAL BASED WELL KICKOFF SYSTEM FOR NATURALLY FLOWING WELLS
Abstract:
A reaction apparatus for providing reactants from a surface to a wellbore to create a generated gas when the reactants undergo a reaction in situ to affect the density of a fluid in the wellbore, the reaction apparatus comprises a reaction housing, the reaction housing comprises a first reactant cell configured to contain a first reactant, a second reactant cell configured to contain a second reactant, a mixing chamber, configured to allow the first reactant and the second reactant to mix, a first passage configured to allow the first reactant to pass from the first reactant cell to the mixing chamber, a second passage configured to allow the second reactant to pass from the second reactant cell to the mixing chamber, an outlet configured to allow the generated gas from the reaction to escape the mixing chamber, a line comprising a plurality of electric cables, and a reel.