Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A 1911, gwamnatin tarayya ta karya Standard Oil zuwa sassa da dama a karkashin Dokar Sherman Antitrust. Ɗaya daga cikin waɗannan, Standard Oil Co. (California), ya zama Chevron. Ya zama wani ɓangare na " 'Yan'uwa Mata Bakwai", waɗanda suka mamaye masana'antar mai ta duniya a farkon ƙarni na 20. A cikin 1926, kamfanin ya canza sunansa zuwa Standard Oil Co. na California (SOCAL). Ta hanyar sharuddan rushewar Standard Oil, da farko Standard of California na iya amfani da sunan Standard ne kawai a cikin asalin yankin na jihar Pacific Coast, da Nevada da Arizona; a waje da wannan yankin, dole ne ya yi amfani da wani suna. A yau Chevron shine mai mallakar alamar kasuwanci ta Standard Oil a cikin jihohi 16 a yamma da kudu maso gabashin Amurka. Don ci gaba da mallakar alamar, kamfanin yana da mallaka kuma yana aiki da tashar Chevron mai alama a kowace jiha ta yankin, kodayake matsayinta a Kentucky bai bayyana ba bayan Chevron ya janye tallace-tallace daga Kentucky a watan Yulin 2010. An kuma yi amfani da sunan Calso daga 1946 zuwa 1955 a jihohin da ke wajen yankin Yammacin Yammacin Yammacin. Kamfanin Standard Oil na California ya kasance na 75 a cikin kamfanonin Amurka a cikin darajar kwangilar samar da soja na yakin duniya na biyu.A 1933, Saudi Arabia ta ba California Standard izini don neman man fetur, wanda ya haifar da gano man fetur a 1938. A 1948, California Standard ta gano filin mai mafi girma a duniya a Saudi Arabia, Ghawar Field. Kamfanin California Standard na California, California-Arabian Standard Oil Company, ya girma a tsawon shekaru kuma ya zama Kamfanin Arabian American Oil Company (ARAMCO) a shekarar 1944. A 1973, gwamnatin Saudiyya ta fara sayen ARAMCO. Zuwa 1980, kamfanin mallakar Saudiyya ne gaba ɗaya, kuma a cikin 1988, an canza sunansa zuwa Saudi Arabian Oil Company <unk> Saudi Aramco. Kamfanin Standard Oil na California da Gulf Oil sun haɗu a cikin 1984, wanda shine mafi girman haɗuwa a tarihi a wancan lokacin. Don bin dokar hana cin hanci da rashawa ta Amurka, California Standard ta sayar da yawancin ayyukan Gulf...  Tambaya: Menene California Standard ta yi don bin dokar hana cin hanci da rashawa ta Amurka?
ya sayar da yawancin kamfanonin Gulf, kuma ya sayar da wasu tashoshin Gulf da kuma mai tsabta a gabashin Amurka