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31) The double lift pipe catalytic cracking process and apparatus for modifying inferior petrol in petroleum processing aims at reducing the olefin content and sulfur content in petrol greatly.

32) The paper has reviewed the analysis method, the gas chromatography and the near infrared spectroscopy for determining olefin and aromatic hydrocarbon content in gasoline.

33) Recent advances in hydroformylation of olefin catalyzed by metal-N-heterocyclic carbene (NHC) complexes especially Rh-NHC complex were reviewed on with an intention to promote relevant research.

34) The invention also provides a process for the epoxidation of an olefin and a process for the preparation of a chemical derivable from an olefin oxide.

35) Recent advances in ring closing metathesis ( RCM ) reaction, including olefin and enyne metathesis reaction are reviewed.

36) And the synergistic effects among the sulfurized olefin, the phosphates and the N-containing derivant were also evaluated.

37) Also, coking top cycle oil as raw oil is better than soft wax as feed through cracking olefin to syn...

38) The present invention relates to the preparation of binuclear olefin polymerizing post-metallocene post-transition metal catalyst.

39) A gas distribution plate for fluidized - bed, olefin polymerization reactors is provided.

40) The olefin oligomerization is an effective approach to produce motor fuels, detergent feedstock, lubricants, plasticizers and other chemicals.

41) Nickel - based olefin polymerization catalysts are new - type catalysts, which have been attracted much attention in recent years.

42) Experiments demonstrated that Anti-2- nonyl olefin aldehyde, furan aldehyde and 2-methyl aldehyde etc. had direct relation with aging flavor.

43) Ozone is formed in the reaction, and a nitro derivative of the olefin.

44) The root cause of forming "bottleneck " in demethaninzer of separating olefin plant is found to be insufficient designed capacity through analyzing demethaninzer system.

45) The technical features, process design and commercial application of FDFCC cracked naphtha olefin reduction were described.

46) Also, coking top cycle oil as raw oil is better than soft wax as feed through cracking olefin to synthesise lube oil.

47) The main characteristics of Chinese gasoline quality development in recent years are featured by phasing-out leaded gasoline and reducing poisonous substance like olefin.

48) Especially, the ionic iridium complex of the phosphine oxazoline ligand obtains excellent reactional activity and enantioselectivity in the asymmetric hydrogenation of imine and olefin.

49) The recent progress in the immobilization of non - metallocene olefin polymerization catalyst is reviewed.

50) Methanol - to - olefin and low - value olefin cracking integrated technologies are other effective approaches to ...

51) Market sentiments for olefin were also affected due to deteriorating environment of petrochemical industry.

52) The submitted plastic complies with the FDA Specifications for polyethylene olefin polymers requirement.

53) Some typical oxidation reactions of alkane, olefin, and arene in supercritical CO2(scCO2)are introduced in this review.

54) Solid titanium catalyst component, process for preparing same, olefin polymerization catalyst containing same and olefine polymerization process.

55) A is a surface protective film with low adhesive, which is mainly made of special olefin polymerization processed by our independently developed multi-layer coextrusion technology.

56) For higher olefin that has poor solubility in water, the hydroformylation reaction rate is much less than short-chain alkenes.

57) The olefin cracking and the pentene isomerization over zeolites are two very important reactions in the petrochemical industry.

58) We use synthetic materials such as nylon, polyester,[http://sentencedict.com/olefin.html] acrylic or olefin.

59) The progresses in five - membered heterocyclic metallocene analogic complexes and their application in olefin polymerization are reviewed.

60) The content of naphthene, total paraffin, olefin and aromatics in FCC gasoline increased or decreased alternately with the change of space velocity.