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单词 powerforming
释义

Powerformingn.

Brit. /ˈpaʊəˌfɔːmɪŋ/, U.S. /ˈpaʊ(ə)rˌfɔrmɪŋ/
Forms: Also with lower case initial.
Origin: Formed within English, by compounding. Etymons: power n.1, reforming n.1
Etymology: < power n.1 + -forming (in reforming n.1).
A process for reforming petroleum using a platinum catalyst. Cf. re-forming n.2 2.
ΘΚΠ
society > occupation and work > industry > working with specific materials > oil refining or separating processes > [noun]
re-refining1864
cracking1868
stripping1922
sweetening1924
Platforming1949
Powerforming1956
steam cracking1959
the world > matter > chemistry > organic chemistry > chemical processes or reactions > [noun] > petroleum processes > powerforming
Powerforming1956
1956 Oil & Gas Jrnl. 5 Mar. 62 A new catalytic-reforming process called Powerforming has been announced by Esso Research & Engineering Co.
1958 W. L. Nelson Petroleum Refinery Engin. (ed. 4) xxi. 772 In catalytic reforming, only the platinum catalyst processes (Platforming,..Powerforming, Sovaforming, etc.) are sufficiently well defined to allow the prediction of yields.
1967 W. F. Bland & R. L. Davidson Petrol. Processing Handbk. iii. 32 The first commercial Powerforming installation was placed on-stream in July, 1955, at Baltimore, Md., by the Esso Standard Oil Co.

Derivatives

ˈPowerformer n. an installation for Powerforming.
ΘΚΠ
society > occupation and work > workplace > places for working with specific materials > place for working with oil or gas > [noun] > oil refinery > apparatus for converting to petrol
re-former1934
hydroformer1941
Powerformer1956
1956 Oil & Gas Jrnl. 5 Mar. 62 (caption) One of three Powerformers already operating is unit at left of picture at Carter's Billings refinery.
1969 Daily Tel. 30 Dec. 2/5 (caption) The fire..severely damaged one of the plant's two powerformers, used in the manufacture of top grade petrol.
2004 UK Newsquest Regional Press (Hampshire) (Nexis) 2 Mar. Overall, there are around 500 workers involved in the five-week refit of the powerformers, which raise the quality of petrol and the replacement of its reactors.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).
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n.1956
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更新时间:2024/12/23 22:20:03