CA2027901A1 - Membranes en matiere gommeuse durcie sur place - Google Patents

Membranes en matiere gommeuse durcie sur place

Info

Publication number
CA2027901A1
CA2027901A1 CA2027901A CA2027901A CA2027901A1 CA 2027901 A1 CA2027901 A1 CA 2027901A1 CA 2027901 A CA2027901 A CA 2027901A CA 2027901 A CA2027901 A CA 2027901A CA 2027901 A1 CA2027901 A1 CA 2027901A1
Authority
CA
Canada
Prior art keywords
membranes
gum formed
place
place membranes
hardened gum
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.)
Granted
Application number
CA2027901A
Other languages
English (en)
Other versions
CA2027901C (fr
Inventor
Steven Craig Brandon
Harold Garth Spencer
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.)
GRAVER SEPARATIONS Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2027901A1 publication Critical patent/CA2027901A1/fr
Application granted granted Critical
Publication of CA2027901C publication Critical patent/CA2027901C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14—Dynamic membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Laminated Bodies (AREA)
CA002027901A 1989-10-18 1990-10-17 Membranes en matiere gommeuse durcie sur place Expired - Fee Related CA2027901C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US423,260 1989-10-18
US07/423,260 US5043069A (en) 1989-10-18 1989-10-18 Filtration device having hardened gum formed-in-place membranes

Publications (2)

Publication Number Publication Date
CA2027901A1 true CA2027901A1 (fr) 1991-04-19
CA2027901C CA2027901C (fr) 2001-02-13

Family

ID=23678224

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002027901A Expired - Fee Related CA2027901C (fr) 1989-10-18 1990-10-17 Membranes en matiere gommeuse durcie sur place

Country Status (15)

Country Link
US (1) US5043069A (fr)
EP (1) EP0424118B1 (fr)
JP (1) JPH03188931A (fr)
AT (1) ATE143614T1 (fr)
AU (1) AU626043B2 (fr)
CA (1) CA2027901C (fr)
DE (1) DE69028754T2 (fr)
DK (1) DK0424118T3 (fr)
ES (1) ES2094144T3 (fr)
FI (1) FI905116A7 (fr)
GR (1) GR3021730T3 (fr)
IL (1) IL96044A (fr)
NO (1) NO177088C (fr)
NZ (1) NZ235696A (fr)
ZA (1) ZA908350B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0751209B2 (ja) * 1991-06-06 1995-06-05 ベステクス株式会社 フィルタ材の製造方法
JPH06106012A (ja) * 1992-03-16 1994-04-19 Sumiaki Tsuru フィルタ材及びその製造方法
US5308494A (en) * 1993-03-24 1994-05-03 E. I. Du Pont De Nemours And Company Method for improving filter efficiency
RU2228216C1 (ru) * 2003-04-25 2004-05-10 Федеральное государственное унитарное предприятие "Московское машиностроительное производственное предприятие "Салют" Способ изготовления мембраны с криволинейной формой поверхности
US7612029B2 (en) * 2006-04-11 2009-11-03 The Clorox Company Controlled release using gels in a melamine foam

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011853B (de) * 1956-05-04 1957-07-11 Dr Heinrich Thiele Verfahren zur Herstellung von Membranen mit runden, geraden und gleichfoermigen Kapillarroehren
NL288186A (nl) * 1963-01-25 1965-03-10 P De Gruyter En Zoon N V Werkwijze voor het selectief ontwateren van waterige vloeibare systemen
US3349079A (en) * 1964-04-06 1967-10-24 Kelco Co Gel forming alginate products and method of producing the same
DE1470890A1 (de) * 1964-06-05 1969-02-20 Sartorius Membranfilter Gmbh Verfahren zur Herstellung von Alginatmembranen
US3455701A (en) * 1966-04-04 1969-07-15 Kelco Co Algin gel compositions and method
GB1222053A (en) * 1968-01-26 1971-02-10 Kalle Ag Process for the manufacture of porous membranes
US3577339A (en) * 1968-04-02 1971-05-04 Atomic Energy Commission Filtration method of separating liquids from extraneous materials
US4012324A (en) * 1971-07-27 1977-03-15 Harry P. Gregor Crosslinked, interpolymer fixed-charge membranes
US3926799A (en) * 1972-10-03 1975-12-16 Us Interior Support for dynamic membrane
US4186100A (en) * 1976-12-13 1980-01-29 Mott Lambert H Inertial filter of the porous metal type
CH645391A5 (de) * 1978-02-21 1984-09-28 Ciba Geigy Ag Polymere mit succinylobernsteinsaeureester-resten.
ATE45101T1 (de) * 1983-12-14 1989-08-15 Dow Chemical Co Verfahren zur trennung von gemischen aus wasser und einer organischen verbindungund selektiv wasserdurchlassende membran.
US4851120A (en) * 1984-04-23 1989-07-25 The Dow Chemical Company Anionic polysaccharide separation membranes
DE3600333C2 (de) * 1985-01-08 1996-03-28 Agency Ind Science Techn Membran für die Trennung von Flüssigkeiten durch Verdunstung
US4839203A (en) * 1985-04-03 1989-06-13 The Dow Chemical Company Semi-permeable membranes prepared via reaction of cationic groups with nucleophilic groups
US4716044A (en) * 1986-01-31 1987-12-29 Clemson University Process for obtaining juices from fruits containing same

Also Published As

Publication number Publication date
EP0424118B1 (fr) 1996-10-02
JPH0577445B2 (fr) 1993-10-26
AU626043B2 (en) 1992-07-23
NO904497L (no) 1991-04-19
FI905116A7 (fi) 1991-04-19
NO177088C (no) 1995-07-19
DK0424118T3 (da) 1997-02-17
DE69028754D1 (de) 1996-11-07
NO904497D0 (no) 1990-10-17
IL96044A (en) 1995-05-26
IL96044A0 (en) 1991-07-18
EP0424118A2 (fr) 1991-04-24
US5043069A (en) 1991-08-27
DE69028754T2 (de) 1997-03-13
ES2094144T3 (es) 1997-01-16
ATE143614T1 (de) 1996-10-15
EP0424118A3 (en) 1991-07-03
CA2027901C (fr) 2001-02-13
NZ235696A (en) 1991-11-26
JPH03188931A (ja) 1991-08-16
AU6472990A (en) 1991-04-26
GR3021730T3 (en) 1997-02-28
ZA908350B (en) 1992-06-24
NO177088B (no) 1995-04-10
FI905116A0 (fi) 1990-10-17

Similar Documents

Publication Publication Date Title
DE68910067D1 (de) Aminhaltige, grenzflächensynthetisierte Umkehrosmose-Membran und Verfahren zu ihrer Herstellung.
FR2651201B1 (fr) Vehicule a chenilles inclinables.
AU5092185A (en) Osmotic concentration by membrane
DE69003688D1 (de) Trockene semipermeable membranen mit hohem spezifischem durchsatz.
DE3868784D1 (de) Brennstoffzellen-kraftanlage mit erhoehten reaktionsstoffdruecken.
AU616344B2 (en) Hydraulic press with infinite head rotation
DE3886057D1 (de) Umkehrosmose-Membranen.
DE3577800D1 (de) Bindemittel-verduenner-zusammensetzung und verfahren zu ihrer herstellung.
DE3766972D1 (de) Struktur der endplatte eines brennstoffzellenstapels.
DE69009398D1 (de) Hochdruck-Kraftstoffeinspritzeinheit.
CA2027901A1 (fr) Membranes en matiere gommeuse durcie sur place
BE851777A (fr) Procede de preparation d'aminoglycosides a substituant 2- hydroxy-w-amino-alkyle sur le groupe 1-amino
IE46257L (en) 2-substituted-15-heteroaryl-16,17,18,19,20-¹pentanorprostaglandins
DE3770278D1 (de) Harzartige zusammensetzung, die ein acrylharz enthaelt mit langen gruppen mit karboxylgruppen am ende und deren herstellung.
IT1233041B (it) Diferrenziale ad ingranaggi conici, in particolare per autoveicoli.
ES543549A0 (es) Un procedimiento para preparar una composicion polimera que incluye un copolimero de bloques selectivamente hidrogenado un copolimero vinilaromatico y otros.
IT1186854B (it) Meccanismo di innesto con scontro di ritenuta per il piatto di pressione in particolare per veicoli automobili
GB8913065D0 (en) Enantiomer enrichment by membrane processes
CA1028324A (fr) IMIDAZO(1,2-.alpha.)AZACYCLOALCANES
JPS5318792A (en) Enzyme membrane
DE3677123D1 (de) Niedrig schaeumende, eine hohe leistung beim weben ergebende, polyvinylalkohol enthaltende zusammensetzung.
NO167966C (no) Overgangsinnretningsdel som kan festes til en kjoeretoeyende, saerlig en jernbanevogn.
ES2017592A4 (es) Corriente a transductor para medir presiones, con caracteristicas perfeccionadas de funcionamiento.
JPS5346097A (en) Printing mechanism
IT8448401A0 (it) Rubinetto a galleggiante, in particolare per alte pressioni

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKLA Lapsed

Effective date: 20021017