CH643140A5 - Vorrichtung zur kontrollierten und kontinuierlichen abgabe von chemikalien waehrend einer laengeren zeitspanne. - Google Patents

Vorrichtung zur kontrollierten und kontinuierlichen abgabe von chemikalien waehrend einer laengeren zeitspanne. Download PDF

Info

Publication number
CH643140A5
CH643140A5 CH426279A CH426279A CH643140A5 CH 643140 A5 CH643140 A5 CH 643140A5 CH 426279 A CH426279 A CH 426279A CH 426279 A CH426279 A CH 426279A CH 643140 A5 CH643140 A5 CH 643140A5
Authority
CH
Switzerland
Prior art keywords
chemical
sintered
supply
water
environment
Prior art date
Application number
CH426279A
Other languages
German (de)
English (en)
Inventor
David Samuel Dresback
Original Assignee
Pfizer
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 US06/014,387 external-priority patent/US4220152A/en
Priority claimed from US06/014,388 external-priority patent/US4220153A/en
Application filed by Pfizer filed Critical Pfizer
Publication of CH643140A5 publication Critical patent/CH643140A5/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
    • A61K9/0068—Rumen, e.g. rumen bolus

Landscapes

  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nutrition Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Physiology (AREA)
  • Medicinal Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Detergent Compositions (AREA)
  • Fodder In General (AREA)
  • External Artificial Organs (AREA)
  • Paper (AREA)
  • Dairy Products (AREA)
CH426279A 1978-05-08 1979-05-07 Vorrichtung zur kontrollierten und kontinuierlichen abgabe von chemikalien waehrend einer laengeren zeitspanne. CH643140A5 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US90404978A 1978-05-08 1978-05-08
US90407878A 1978-05-08 1978-05-08
US06/014,387 US4220152A (en) 1978-05-08 1979-02-22 Delivery system
US06/014,388 US4220153A (en) 1978-05-08 1979-02-22 Controlled release delivery system

Publications (1)

Publication Number Publication Date
CH643140A5 true CH643140A5 (de) 1984-05-30

Family

ID=27486383

Family Applications (1)

Application Number Title Priority Date Filing Date
CH426279A CH643140A5 (de) 1978-05-08 1979-05-07 Vorrichtung zur kontrollierten und kontinuierlichen abgabe von chemikalien waehrend einer laengeren zeitspanne.

Country Status (40)

Country Link
JP (1) JPS5514080A (fr)
AR (1) AR219795A1 (fr)
AT (1) AT389463B (fr)
AU (1) AU513656B2 (fr)
BE (1) BE876074A (fr)
CA (1) CA1113395A (fr)
CH (1) CH643140A5 (fr)
CS (1) CS236761B2 (fr)
DD (2) DD143504A5 (fr)
DE (1) DE2918522C2 (fr)
DK (1) DK153917C (fr)
EG (1) EG15524A (fr)
ES (1) ES480320A0 (fr)
FI (1) FI75735C (fr)
FR (1) FR2425242A1 (fr)
GB (1) GB2020181B (fr)
GR (1) GR73637B (fr)
HK (1) HK13384A (fr)
HU (1) HU186995B (fr)
IE (1) IE48751B1 (fr)
IL (1) IL57227A (fr)
IN (1) IN152178B (fr)
IT (1) IT1202924B (fr)
KE (1) KE3367A (fr)
LU (1) LU81233A1 (fr)
MA (1) MA18423A1 (fr)
MX (1) MX5953E (fr)
NL (1) NL179703C (fr)
NO (1) NO147902C (fr)
NZ (1) NZ190386A (fr)
PH (1) PH17566A (fr)
PL (1) PL126835B1 (fr)
PT (1) PT69583A (fr)
RO (1) RO81625B (fr)
SE (1) SE440449B (fr)
SG (1) SG65583G (fr)
SU (1) SU1222186A3 (fr)
YU (1) YU44183B (fr)
ZA (1) ZA792129B (fr)
ZM (1) ZM4079A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8305797D0 (en) * 1983-03-02 1983-04-07 Graham N B Hydrogel-containing envelopes
GB8328916D0 (en) * 1983-10-28 1983-11-30 Castex Prod Pharmaceutical pellet
GB8403138D0 (en) * 1984-02-07 1984-03-14 Graham N B Sustained release of active ingredient
GR851195B (fr) * 1984-06-02 1985-11-25 Castex Prod
US4666704A (en) * 1985-05-24 1987-05-19 International Minerals & Chemical Corp. Controlled release delivery system for macromolecules
DE3533369A1 (de) * 1985-09-19 1987-03-19 Alois Prof Dr Med Bloemer Antibioticahaltiges mittel und seine verwendung als chirurgisches kunststoffmaterial
US4717567A (en) * 1985-11-25 1988-01-05 Eastman Kodak Company Rumen-stable pellets
US5342624A (en) * 1989-02-16 1994-08-30 British Technology Group Ltd. Dispensing device
DE4100920A1 (de) * 1991-01-15 1992-07-16 Degussa Wirkstoffzubereitung zur oralen verabreichung an wiederkaeuer
WO1995001138A1 (fr) * 1993-07-02 1995-01-12 Materials Evolution And Development Usa, Inc. Systeme implantable s'appliquant a la regulation du developpement cellulaire
US6479066B1 (en) 1999-12-16 2002-11-12 Rst Implanted Cell Technology, Llc Device having a microporous membrane lined deformable wall for implanting cell cultures
CN1305953C (zh) * 2005-04-06 2007-03-21 福建师范大学 一种具有驱虫功能的塑料农用薄膜母粒的制备方法
MX2023006678A (es) 2020-12-08 2023-08-22 Ruminant Biotech Corp Ltd Mejoras en los dispositivos y métodos para suministrar sustancias a los animales.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1693890A (en) * 1922-09-11 1928-12-04 Duclaux Jacques Ultrafilter membrane
US3279996A (en) * 1962-08-28 1966-10-18 Jr David M Long Polysiloxane carrier for controlled release of drugs and other agents
US3993073A (en) * 1969-04-01 1976-11-23 Alza Corporation Novel drug delivery device
US3948262A (en) * 1969-04-01 1976-04-06 Alza Corporation Novel drug delivery device
US3777015A (en) * 1970-01-19 1973-12-04 Alza Corp Device for suppressing fertility
BE789524A (fr) * 1971-09-30 1973-01-15 Alza Corp Dispositif de liberation de medicaments
US3948254A (en) * 1971-11-08 1976-04-06 Alza Corporation Novel drug delivery device
US3975350A (en) * 1972-08-02 1976-08-17 Princeton Polymer Laboratories, Incorporated Hydrophilic or hydrogel carrier systems such as coatings, body implants and other articles
US3846404A (en) * 1973-05-23 1974-11-05 Moleculon Res Corp Process of preparing gelled cellulose triacetate products and the products produced thereby
US3961628A (en) * 1974-04-10 1976-06-08 Alza Corporation Ocular drug dispensing system

Also Published As

Publication number Publication date
EG15524A (en) 1987-05-30
YU44183B (en) 1990-04-30
NL179703C (nl) 1986-11-03
SE7903973L (sv) 1979-11-09
NO791514L (no) 1979-11-09
NO147902B (no) 1983-03-28
FI791452A (fi) 1979-11-09
HK13384A (en) 1984-02-24
ZM4079A1 (en) 1981-02-23
JPS5514080A (en) 1980-01-31
FR2425242B1 (fr) 1984-12-14
SG65583G (en) 1985-03-29
HU186995B (en) 1985-10-28
MX5953E (es) 1984-09-06
IT7922426A0 (it) 1979-05-07
JPS6118525B2 (fr) 1986-05-13
IE790891L (en) 1979-11-08
ES8305583A1 (es) 1983-04-16
GR73637B (fr) 1984-03-26
ZA792129B (en) 1980-05-28
DD152482A5 (de) 1981-12-02
YU106679A (en) 1984-10-31
DD143504A5 (de) 1980-08-27
CS236761B2 (en) 1985-05-15
ES480320A0 (es) 1983-04-16
BE876074A (fr) 1979-11-07
PL126835B1 (en) 1983-09-30
PT69583A (en) 1979-06-01
DK153917B (da) 1988-09-26
MA18423A1 (fr) 1979-12-31
AU4674279A (en) 1979-11-29
LU81233A1 (fr) 1979-12-07
GB2020181A (en) 1979-11-14
AT389463B (de) 1989-12-11
KE3367A (en) 1984-02-10
PL215452A1 (fr) 1980-03-10
DE2918522C2 (de) 1986-06-19
DK122779A (da) 1979-11-09
CA1113395A (fr) 1981-12-01
AU513656B2 (en) 1980-12-11
IL57227A0 (en) 1979-09-30
FI75735C (fi) 1988-08-08
IN152178B (fr) 1983-11-05
IT1202924B (it) 1989-02-15
RO81625B (ro) 1983-04-30
RO81625A (fr) 1983-04-29
FI75735B (fi) 1988-04-29
DE2918522A1 (de) 1979-11-15
IE48751B1 (en) 1985-05-15
ATA339379A (de) 1989-05-15
SE440449B (sv) 1985-08-05
NL7903549A (nl) 1979-11-12
NZ190386A (en) 1981-04-24
NO147902C (no) 1983-07-06
IL57227A (en) 1982-04-30
DK153917C (da) 1989-02-06
NL179703B (nl) 1986-06-02
PH17566A (en) 1984-10-01
SU1222186A3 (ru) 1986-03-30
FR2425242A1 (fr) 1979-12-07
GB2020181B (en) 1982-10-27
AR219795A1 (es) 1980-09-15

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PL Patent ceased