Title:
【発明の名称】石油留分の回収方法
Document Type and Number:
Japanese Patent JPH06104836
Kind Code:
B2
Inventors:
Maeda Toshio
Application Number:
JP25467986A
Publication Date:
December 21, 1994
Filing Date:
October 28, 1986
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
B01D3/14; C10G7/12; (IPC1-7): C10G7/12
Domestic Patent References:
| JP61167402A |
Other References:
【文献】米国特許3494861(US,A)
【文献】米国特許4239618(US,A)
【文献】米国特許3210271(US,A)
【文献】米国特許4606816(US,A)
【文献】米国特許4239618(US,A)
【文献】米国特許3210271(US,A)
【文献】米国特許4606816(US,A)
Attorney, Agent or Firm:
Toro Kubota
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