Related by context. Frequent words. (Click for all words.) 59 Sulphuric acid 58 hydrocarbon liquids 58 reinjection 57 desalting 57 Sulfuric acid 57 hydrocarbon reservoirs 57 polyethylene pipe 56 Steam Assisted Gravity Drainage 56 alkylation 55 hydrocracking 55 corrosive fluids 55 hydroprocessing 54 combustors 54 delayed coker 54 Kuan Yin Taiwan 54 diatomite 54 hydrocracking unit 54 thermal oxidation 53 hydrotreating 53 Fischer Tropsch process 53 asphalts 53 portland cement 53 heavy crudes 53 steam boilers 53 diesel hydrotreater 53 Horizontal drilling 53 Pungarayacu 53 pentane 52 acid leaching 52 hydrocracker unit 52 debottleneck 52 expandable polystyrene 52 reciprocating engines 52 ° API 52 isomerization 52 centrifugal compressors 52 sorbents 52 degassing 52 coking unit 52 catalytic cracker 52 acidizing 52 proppants 52 Reverse osmosis 52 elemental sulfur 52 THAI TM 51 declares force majeure 51 delayed coking 51 refining petrochemical 51 miscible 51 vapor deposition 51 cementation 51 petrochemical feedstocks 51 epoxy coating 51 Oil Recovery EOR 51 phthalic anhydride 51 supercritical carbon dioxide 51 injector wells 51 de ionized 51 fraccing 51 Calcium carbonate 51 filament wound 51 flyash 51 density polyethylene HDPE 51 superheated steam 51 ethylene propylene 51 API gravity 51 electrowinning 51 steam boiler 51 cathodic protection 51 lubricating oils 51 recoating 51 vinyl chloride monomer 51 Pyrolysis 51 bauxite ore 51 Pazflor 51 petcoke 50 saltwater disposal 50 passivation 50 nano coating 50 polymeric materials 50 electrodeposition 50 oilsands bitumen 50 oxidizing agent 50 Coalbed methane 50 flotation circuit 50 optical biosensors 50 nano precipitated calcium carbonate 50 magnesium alloys 50 cement clinker 50 uranium dioxide 50 potassium hydroxide 50 cementitious 50 unplanned maintenance 50 corroded pipes 50 glycols 50 siloxane 50 situ oilsands 50 petrochemical feedstock 50 fracture stimulations 50 remobilization 50 kerogen