1) chemical upgrading
化学改质
1.
In sum,it is the potential to improve heavy oil recovery by chemical upgrading with addition of alkali and catalyst.
模拟注蒸气条件下,进行欢喜岭低硫稠油化学改质反应实验,结果表明,无催化剂化学改质后稠油黏度降低了1/4以上,添加合适催化剂可降低60%以上,碱性缓冲溶液与催化剂协同改质可降低80%;相应地化学改质处理后,重质组分质量分数降低,轻质组分质量分数增加,稠油品质提高;现场试验井改质后,稠油黏度降低了70%以上,重质组分质量分数降低,试验周期产油量增加了865。
2) chemical modification of lignin
木质素化学改性
3) catalytic upgrading
催化改质
1.
Advances in downhole catalytic upgrading of heavy oil under steam injection conditions;
注汽热采条件下稠油井下催化改质的研究进展
2.
The technical process of hot cracking,catalytic cracking and catalytic upgrading for producing gasoline and diesel fuel with waste plastics such as PE,PP and PS were studied.
以废聚乙烯 (PE)、聚丙烯 (PP)和聚苯乙烯 (PS)等为原料 ,研究了通过热裂化、催化裂化、催化改质反应制备车用汽油、柴油的工艺过程 ,得出了各反应过程优化的工艺条件 :采用SH -1型催化剂在3 80℃下进行催化裂化反应 ,油品收率可达 86。
4) Catalytic transformation
催化改质
1.
Al(NO3)3 Zr(NO3)3 and(NH2)2CO being used as material in the article, rare earth Zr Catalyst whose carrier was powder Al2O3 was gotten by co-precipitation and was used in the stage of Catalytic transformation in waste plastics cracking.
本文以硝酸铝、硝酸锆和尿素为原料,用共沉淀制取以超细氧化铝为载体的稀土锆催化剂,并将该催化剂应用于废塑料裂解的催化改质阶段。
2.
The characteristics of manufacturing fuel oils by catalytic pyrolysis of waste plastics, composed pyrolysis by waste plastics and heavy oils, catalytic transformation and the preparation of transforming catalyst were studied systemeticly hi this paper.
本文系统地研究了废塑料催化热裂解、废塑料和重油混合热裂解、催化改质制备燃料油的特性和改质催化剂的制备。
5) catalytic reforming
催化改质
1.
In this paper technological process of catalytic cracking and catalytic reforming and post-processing of waste fat and oil are discussed to prepare the qualified liquid fuel oil.
本论文主要探讨通过废食用油脂催化裂解,裂解气催化改质,燃料油后处理的工艺,将废油脂制备成合格的燃料油。
补充资料：化学火箭
利用化学火箭发动机推进的火箭（见火箭发动机）。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条