CA1025179A - Filter skimming apparatus - Google Patents

Filter skimming apparatus

Info

Publication number
CA1025179A
CA1025179A CA196,809A CA196809A CA1025179A CA 1025179 A CA1025179 A CA 1025179A CA 196809 A CA196809 A CA 196809A CA 1025179 A CA1025179 A CA 1025179A
Authority
CA
Canada
Prior art keywords
skimming apparatus
filter skimming
filter
skimming
Prior art date
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
CA196,809A
Other languages
French (fr)
Other versions
CA196809S (en
Inventor
John J. Connelly
Alan A. Di Stefano
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.)
Baxter International Inc
Original Assignee
Baxter Laboratories Inc
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
Application filed by Baxter Laboratories Inc filed Critical Baxter Laboratories Inc
Application granted granted Critical
Publication of CA1025179A publication Critical patent/CA1025179A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/49—Blood
    • G01N33/491—Blood by separating the blood components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
    • B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
    • B01L3/5021—Test tubes specially adapted for centrifugation purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/06—Auxiliary integrated devices, integrated components
    • B01L2300/0681—Filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2400/00—Moving or stopping fluids
    • B01L2400/04—Moving fluids with specific forces or mechanical means
    • B01L2400/0475—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure
    • B01L2400/0478—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure pistons

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Urology & Nephrology (AREA)
  • General Physics & Mathematics (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Ecology (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Sampling And Sample Adjustment (AREA)
CA196,809A 1973-04-05 1974-04-04 Filter skimming apparatus Expired CA1025179A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US348372A US3873449A (en) 1973-04-05 1973-04-05 Filter skimming apparatus

Publications (1)

Publication Number Publication Date
CA1025179A true CA1025179A (en) 1978-01-31

Family

ID=23367739

Family Applications (1)

Application Number Title Priority Date Filing Date
CA196,809A Expired CA1025179A (en) 1973-04-05 1974-04-04 Filter skimming apparatus

Country Status (3)

Country Link
US (1) US3873449A (en)
CA (1) CA1025179A (en)
GB (1) GB1455523A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962085A (en) * 1973-12-19 1976-06-08 Abbott Laboratories Skimmer assembly
FR2274918A1 (en) * 1974-03-30 1976-01-09 Sarstedt Kunststoff FILTERING DEVICE FOR SEPARATION OF BLOOD FRACTIONS
US3972812A (en) * 1975-05-08 1976-08-03 Becton, Dickinson And Company Blood serum separation filter disc
US4022576A (en) * 1975-06-09 1977-05-10 I. C. L. Scientific Method and apparatus for preparation of liquids containing suspended material for examination
US4210623A (en) * 1978-05-01 1980-07-01 Owens-Illinois, Inc. Fluid collection apparatus
US4653512A (en) * 1985-06-11 1987-03-31 Becton, Dickinson And Company Blood collection assembly
US4895808A (en) * 1988-07-26 1990-01-23 Romer Labs, Inc. Method and apparatus for adsorption detection
US4933148A (en) * 1988-08-04 1990-06-12 Brandeis University Pipetter barrel extension tube
GB9422504D0 (en) 1994-11-08 1995-01-04 Robertson Patricia M B Blood testing
DE10261926A1 (en) * 2002-12-23 2004-07-01 Robert Bosch Gmbh Drive arrangement of a wiper device for windows of motor vehicles

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3481477A (en) * 1965-03-02 1969-12-02 Andrew F Farr Apparatus for filtering out clear liquid from suspended solids
US3493503A (en) * 1967-05-19 1970-02-03 Haematronics Inc Method of producing a protein-free fluid
US3512940A (en) * 1968-12-30 1970-05-19 Justin J Shapiro Test tube filter device
US3586064A (en) * 1969-09-03 1971-06-22 Metropolitan Pathology Lab Inc Blood serum collection tube and method of collection
US3693804A (en) * 1969-10-13 1972-09-26 Douglas U Grover Pressure differential filtering apparatus and method
US3661265A (en) * 1970-07-27 1972-05-09 Contemporary Research And Dev Serum separator type container
US3802843A (en) * 1971-05-28 1974-04-09 American Hospital Supply Corp Fluid testing apparatus

Also Published As

Publication number Publication date
GB1455523A (en) 1976-11-10
US3873449A (en) 1975-03-25

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