Poor-quality hydrocarbon hydrogenation method for circulating liquid hydrogenation without passing through at least part of protective agent bed layer
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The plunger face of high pressure filling contact has the piston reciprocation of diamond coatings to seal
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Use the piston reciprocation sealing of four packing seals and its reciprocating pump
CN110017270A
A kind of piston reciprocation sealing of three packing seals of setting and its plunger reciprocating pump
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Tri- material filling type reciprocation sealing of Qiang and its reciprocating pump are rinsed with pressurization is intermediate
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Plunger packing letter both ends respectively set the reciprocation sealing and its plunger reciprocating pump of 1 filler
CN110017267A
There is the cylinder-and-piston type reciprocating pump of thermal insulation areas in pumping cylinder between main liquid fluid space and pump cylinder
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A kind of cylinder-and-piston type reciprocating pump
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Up-flow hydrogenation reaction process combination method for different hydrocarbon materials
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Method for combining poor-quality hydrocarbon hydrogenation thermal cracking reaction section with post-positioned hydrofining reaction section
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Method for combining high aromatic hydrocarbon suspension bed hydrogenation and solvent method needle coke raw material extraction process
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Suspension bed hydrogenation modification method of coal tar containing coal pitch
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Method for combining coal hydrogenation liquefaction reaction process and heavy oil hydrogenation thermal cracking reaction process
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Oil washing method for acidic water obtained in separation process of hydro-thermal cracking products of hydrocarbon material
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Method for flushing hot high-oil-separation main pressure reducer containing solid products in hydrogenation process of hydrocarbon material
CN110819383A
Process for the upflow hydrogenation of poor quality hydrocarbons using reactors with internal parallel reaction zones
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sectional type heavy oil suspension bed hydrogenation thermal cracking reaction separation method
CN110408426A
The delayed coking method of heavy oil straight run residue and heavy-oil hydrogenation hot cracked product residual oil
CN110387260A
A kind of hydrocarbon material heat from hydrogenation cracking method for the modified oil refining high aromatic hydrocarbons wax oil altogether
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It is a kind of that there are the hydrocarbon material up flow type heat from hydrogenation cracking reaction methods of solvent hydrocarbon
