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CH512980A - Process for the production of rotationally symmetrical objects by centrifugal casting - Google Patents

Process for the production of rotationally symmetrical objects by centrifugal casting

Info

Publication number
CH512980A
CH512980ACH39870ACH39870ACH512980ACH 512980 ACH512980 ACH 512980ACH 39870 ACH39870 ACH 39870ACH 39870 ACH39870 ACH 39870ACH 512980 ACH512980 ACH 512980A
Authority
CH
Switzerland
Prior art keywords
production
rotationally symmetrical
centrifugal casting
symmetrical objects
objects
Prior art date
Application number
CH39870A
Other languages
German (de)
Inventor
Stoy Vladimir
Stol Miroslav
Prokopova Helena
Kliment Karel
Original Assignee
Ceskoslovenska Akademie Ved
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 Ceskoslovenska Akademie VedfiledCriticalCeskoslovenska Akademie Ved
Publication of CH512980ApublicationCriticalpatent/CH512980A/en

Links

Classifications

Landscapes

CH39870A1969-01-201970-01-13 Process for the production of rotationally symmetrical objects by centrifugal castingCH512980A (en)

Applications Claiming Priority (1)

Application NumberPriority DateFiling DateTitle
CS366691969-01-20

Publications (1)

Publication NumberPublication Date
CH512980Atrue CH512980A (en)1971-09-30

Family

ID=5335603

Family Applications (1)

Application NumberTitlePriority DateFiling Date
CH39870ACH512980A (en)1969-01-201970-01-13 Process for the production of rotationally symmetrical objects by centrifugal casting

Country Status (9)

CountryLink
US (1)US3691263A (en)
AT (1)AT320268B (en)
CH (1)CH512980A (en)
DE (1)DE2001764A1 (en)
ES (1)ES375621A1 (en)
FR (1)FR2028738A1 (en)
GB (1)GB1241155A (en)
NL (1)NL150365B (en)
ZA (1)ZA70366B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
EP0350029A3 (en)*1988-07-081991-04-24Ceskoslovenska Akademie VedBiconvex polymer lenses and their production and use

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
US3948871A (en)*1972-04-211976-04-06George H. Butterfield And SonComposition for hard type contact lens with wettable surface
US4069280A (en)*1972-10-201978-01-17Kidder Raymond WMethod of making plastic optical fibers
US4217124A (en)*1973-12-181980-08-12Stephen WydenMethod of forming conoid surfaces
US4208364A (en)*1976-03-241980-06-17Shepherd Thomas HProcess for the production of contact lenses
US4165158A (en)*1977-07-251979-08-21American Optical CorporationCast contact lenses and method for making same
US4434113A (en)1982-07-131984-02-28Neefe Charles WSpin casting lenses having reduced spherical aberration
US4459246A (en)*1982-08-261984-07-10Neefe Charles WMolding contact lenses using a directed stream of gas
US4416837A (en)*1982-09-131983-11-22Neefe Charles WSpin casting of contact lenses
US4636338A (en)*1985-01-111987-01-13Neefe Charles WMolding toric contact lenses using a directed stream of gas
CS260213B1 (en)*1986-03-051988-12-15Jiri SulcMethod of polymerization casting of articles especially lenses from hydrophilic gels and equipment for realization of this method
US4820038A (en)*1986-08-141989-04-11Coopervision, Inc.Hydrogel contact lens
CS272334B1 (en)*1988-05-131991-01-15Sulc JiriMethod of lenses rotating casting and equipment for realization of this method
CA2009668A1 (en)1989-02-161990-08-16Ashok R. ThakrarColored contact lenses and method of making same
US5096627A (en)*1990-09-171992-03-17Minnesota Mining And Manufacturing CompanyMethod of molding optical recording drums
US5260001A (en)*1992-08-031993-11-09Bausch & Lomb IncorporatedSpincasting process for producing a series of contact lenses having desired shapes
US5598233A (en)*1994-08-181997-01-28Harold A. GellSoft contact lens with contamination indicator
US5785905A (en)*1995-09-111998-07-28Charles ChangMethod of making lipstick samplers
US6254243B1 (en)1999-10-122001-07-03Walter A. ScrivensComposite polymeric reflectors
US6679605B2 (en)*2000-05-222004-01-20Medennium, Inc.Crystalline polymeric compositions for ophthalmic devices
US6533426B2 (en)*2001-05-022003-03-18The United States Of America As Represented By The Secretary Of The Air ForceMethod of centrifugally casting a parabolic membrane mirror having a shape-restorative force
BR0313516A (en)*2002-08-162005-06-14Johnson & Johnson Vision Care Molds for contact lens production
AU2003274597A1 (en)*2002-12-032004-06-23Koninklijke Philips Electronics N.V.Manufacturing of lens elements
US8318055B2 (en)*2007-08-212012-11-27Johnson & Johnson Vision Care, Inc.Methods for formation of an ophthalmic lens precursor and lens
US8663538B2 (en)2009-02-122014-03-04Picolife Technologies, LlcMethod of making a membrane for use with a flow control system for a micropump
US8790307B2 (en)2011-12-012014-07-29Picolife Technologies, LlcDrug delivery device and methods therefor
US8771229B2 (en)2011-12-012014-07-08Picolife Technologies, LlcCartridge system for delivery of medicament
US10130759B2 (en)2012-03-092018-11-20Picolife Technologies, LlcMulti-ported drug delivery device having multi-reservoir cartridge system
US9883834B2 (en)2012-04-162018-02-06Farid AmiroucheMedication delivery device with multi-reservoir cartridge system and related methods of use
US10245420B2 (en)2012-06-262019-04-02PicoLife TechnologiesMedicament distribution systems and related methods of use
EP3792046A1 (en)*2019-09-122021-03-17Technische Hochschule WildauMethod for producing asymmetric or aspheric lenses and light unit with such a produced lens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
EP0350029A3 (en)*1988-07-081991-04-24Ceskoslovenska Akademie VedBiconvex polymer lenses and their production and use

Also Published As

Publication numberPublication date
DE2001764A1 (en)1970-09-03
NL150365B (en)1976-08-16
AT320268B (en)1975-02-10
NL7000791A (en)1970-07-22
FR2028738A1 (en)1970-10-16
ES375621A1 (en)1972-10-16
GB1241155A (en)1971-07-28
US3691263A (en)1972-09-12
ZA70366B (en)1971-08-25

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Legal Events

DateCodeTitleDescription
PLPatent ceased

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