DE2740311C2 - - Google Patents

Info

Publication number
DE2740311C2
DE2740311C2 DE19772740311 DE2740311A DE2740311C2 DE 2740311 C2 DE2740311 C2 DE 2740311C2 DE 19772740311 DE19772740311 DE 19772740311 DE 2740311 A DE2740311 A DE 2740311A DE 2740311 C2 DE2740311 C2 DE 2740311C2
Authority
DE
Grant status
Grant
Patent type
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE19772740311
Other versions
DE2740311A1 (en )
Inventor
Ronald F. Webster N.Y. Us Ziolo
Richard B. Williamson N.Y. Us Lewis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Grant date

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
DE19772740311 1976-09-10 1977-09-07 Expired DE2740311C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US05722172 US4264648A (en) 1976-09-10 1976-09-10 Low specific gravity magnetic carrier materials
US05722234 US4267247A (en) 1976-09-10 1976-09-10 Low specific gravity magnetic carrier materials

Publications (2)

Publication Number Publication Date
DE2740311A1 true DE2740311A1 (en) 1978-03-16
DE2740311C2 true DE2740311C2 (en) 1986-09-04

Family

ID=27110551

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772740311 Expired DE2740311C2 (en) 1976-09-10 1977-09-07

Country Status (5)

Country Link
JP (1) JPS6038702B2 (en)
CA (1) CA1114220A (en)
DE (1) DE2740311C2 (en)
GB (1) GB1586193A (en)
NL (1) NL7710001A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6262346B2 (en) * 1980-10-15 1987-12-25 Olympus Optical Co
JPS57139755A (en) * 1981-02-23 1982-08-28 Ricoh Co Ltd Magnetic brush developer carrier for electrophotography
US4705991A (en) * 1981-06-04 1987-11-10 U.S. Philips Corporation Method of operating a high-pressure metal vapor discharge lamp and circuit arrangement for carrying out this method
US4937629A (en) * 1986-11-18 1990-06-26 Fuji Xerox Co., Ltd. Composite image recording apparatus
US4882247A (en) * 1986-11-18 1989-11-21 Fuji Xerox Co., Ltd. Electrophotographic image recording method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2000419A1 (en) * 1968-01-19 1969-09-05 Eastman Kodak Co
NL7004679A (en) * 1970-04-02 1971-10-05

Also Published As

Publication number Publication date Type
JPS5351747A (en) 1978-05-11 application
CA1114220A1 (en) grant
JPS6038702B2 (en) 1985-09-02 grant
DE2740311A1 (en) 1978-03-16 application
JP1313264C (en) grant
NL7710001A (en) 1978-03-14 application
GB1586193A (en) 1981-03-18 application
CA1114220A (en) 1981-12-15 grant

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee