FR2149140A5 - - Google Patents

Info

Publication number
FR2149140A5
FR2149140A5 FR7227290A FR7227290A FR2149140A5 FR 2149140 A5 FR2149140 A5 FR 2149140A5 FR 7227290 A FR7227290 A FR 7227290A FR 7227290 A FR7227290 A FR 7227290A FR 2149140 A5 FR2149140 A5 FR 2149140A5
Authority
FR
France
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
FR7227290A
Other languages
French (fr)
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.)
Kalle GmbH and Co KG
Original Assignee
Kalle GmbH and Co KG
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
Priority claimed from DE2138105A external-priority patent/DE2138105A1/de
Priority claimed from DE2226924A external-priority patent/DE2226924A1/de
Priority claimed from DE2226923A external-priority patent/DE2226923A1/de
Application filed by Kalle GmbH and Co KG filed Critical Kalle GmbH and Co KG
Application granted granted Critical
Publication of FR2149140A5 publication Critical patent/FR2149140A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/12—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the material being a flowing fluid or a flowing granular solid
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dry Development In Electrophotography (AREA)
FR7227290A 1971-07-30 1972-07-28 Expired FR2149140A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2138105A DE2138105A1 (de) 1971-07-30 1971-07-30 Verfahren und einrichtung zur messung und gegebenenfalls regelung der tonerkonzentration in elektrofotografischen reproduktionsmaschinen
DE2226924A DE2226924A1 (de) 1972-06-02 1972-06-02 Verfahren und einrichtung zur messung und regelung der tonerkonzentration in elektrophotographischen reproduktionsmaschinen
DE2226923A DE2226923A1 (de) 1972-06-02 1972-06-02 Verfahren und einrichtung zur messung und regelung der tonerkonzentration in elektrophotographischen reproduktionsmaschinen

Publications (1)

Publication Number Publication Date
FR2149140A5 true FR2149140A5 (enrdf_load_stackoverflow) 1973-03-23

Family

ID=27183597

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7227290A Expired FR2149140A5 (enrdf_load_stackoverflow) 1971-07-30 1972-07-28

Country Status (4)

Country Link
JP (1) JPS4829447A (enrdf_load_stackoverflow)
FR (1) FR2149140A5 (enrdf_load_stackoverflow)
GB (1) GB1393698A (enrdf_load_stackoverflow)
NL (1) NL7210040A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1010329A (en) * 1973-10-01 1977-05-17 Harry E. Franks Spark plug
JPS5445433A (en) * 1977-09-16 1979-04-10 Ngk Spark Plug Co Ltd Alloy for spark plug electrode
US5139891A (en) * 1991-07-01 1992-08-18 Olin Corporation Palladium alloys having utility in electrical applications
US5236789A (en) * 1991-07-01 1993-08-17 Olin Corporation Palladium alloys having utility in electrical applications

Also Published As

Publication number Publication date
NL7210040A (enrdf_load_stackoverflow) 1973-02-01
JPS4829447A (enrdf_load_stackoverflow) 1973-04-19
GB1393698A (en) 1975-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse