United Kingdom
Tertiary: D - Electricity, gas, steam and air conditioning supply
35 - Electricity, gas, steam and air conditioning supply
https://books.google.ch/books?id=RbQq8dQtsQ0C&pg=PA579&lpg=PA579&dq=The+Williams+Companies,+International+Holdings+B.V.,+WilPro+Energy+Services+%28El+Furrial%29+Limited+and+WilPro+Energy+Services+%28Pigap+II%29+Limited+v.+Bolivarian+Republic+of+Venezuela+%28ICSID+Case+No.+ARB/11/10%29&source=bl&ots=8q3wcm1xSg&sig=nf_vnCL3VRggVF7Ar8tJzWGsess&hl=en&sa=X&ei=sgwQVbq_AcK5OI65gdAF&ved=0CCUQ6AEwAQ#v=onepage&q=The%20Williams%20Companies%2C%20International%20Holdings%20B.V.%2C%20WilPro%20Energy%20Services%20(El%20Furrial)%20Limited%20and%20WilPro%20Energy%20Services%20(Pigap%20II)%20Limited%20v.%20Bolivarian%20Republic%20of%20Venezuela%20(ICSID%20Case%20No.%20ARB%2F11%2F10)&f=false http://www.eluniversal.com/economia/120811/pdvsa-alcanza-acuerdo-con-exterran-imp
http://gestion.pe/2012/08/11/empresas/petrolera-pdvsa-anuncio-fin-arbitraje-expropiacion-exterran-2009795
http://webcache.googleusercontent.com/search?q=cache:nrRAZhrgPkcJ:https://venezuelanalysis.com/news/6892+&cd=1&hl=en&ct=clnk&gl=ch
http://www.noticias24.com/venezuela/noticia/120689/venezuela-formaliza-acuerdo-amistoso-con-gasifera-estadounidense-expropiada/
https://venezuelanalysis.com/news/6892
https://investor.williams.com/press-releases/press-release-details/2012/Williams-Completes-Agreement-with-PDVSA-to-Receive-Approximately-312-Million-for-Venezuela-Assets/default.aspx
https://www.reuters.com/article/us-venezuela-oil-nationalizations-idUSBRE82N0BW20120324
https://www.iareporter.com/articles/settlement-round-up-republic-of-georgia-resolves-dispute-algeria-settles-windfall-levy-claims-on-eve-of-arbitral-award-and-venezuela-pays-for-a-nationalization/ (requires subscription)