container_end_page
container_issue
container_start_page
container_title
container_volume
creator JOSEPH H. APFEL
ROLF F. ILLSLEY
ALFRED J. THELEN
description
format Patent
fullrecord <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_US3617331A</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>US3617331A</sourcerecordid><originalsourceid>FETCH-epo_espacenet_US3617331A3</originalsourceid><addsrcrecordid>eNrjZDD2dQ3x8HdRcPMPUvB19At1c3QOCQ1yVfB3UwjyD3EMcXTycVUIcwzyBDPcPH1CXIN4GFjTEnOKU3mhNDeDvJtriLOHbmpBfnxqcUFicmpeakl8aLCxmaG5sbGhozFhFQADiSZW</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>METHOD FOR MANUFACTURE OF ROTATABLE VARIABLE FILTER</title><source>esp@cenet</source><creator>JOSEPH H. APFEL ; ROLF F. ILLSLEY ; ALFRED J. THELEN</creator><creatorcontrib>JOSEPH H. APFEL ; ROLF F. ILLSLEY ; ALFRED J. THELEN</creatorcontrib><language>eng</language><subject>CHEMICAL SURFACE TREATMENT ; CHEMISTRY ; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL ; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL ; COATING MATERIAL WITH METALLIC MATERIAL ; COATING METALLIC MATERIAL ; DIFFUSION TREATMENT OF METALLIC MATERIAL ; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL ; METALLURGY ; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS ; OPTICS ; PHYSICS ; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION</subject><creationdate>1971</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=19711102&amp;DB=EPODOC&amp;CC=US&amp;NR=3617331A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=19711102&amp;DB=EPODOC&amp;CC=US&amp;NR=3617331A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>JOSEPH H. APFEL</creatorcontrib><creatorcontrib>ROLF F. ILLSLEY</creatorcontrib><creatorcontrib>ALFRED J. THELEN</creatorcontrib><title>METHOD FOR MANUFACTURE OF ROTATABLE VARIABLE FILTER</title><subject>CHEMICAL SURFACE TREATMENT</subject><subject>CHEMISTRY</subject><subject>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</subject><subject>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</subject><subject>COATING MATERIAL WITH METALLIC MATERIAL</subject><subject>COATING METALLIC MATERIAL</subject><subject>DIFFUSION TREATMENT OF METALLIC MATERIAL</subject><subject>INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL</subject><subject>METALLURGY</subject><subject>OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS</subject><subject>OPTICS</subject><subject>PHYSICS</subject><subject>SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1971</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDD2dQ3x8HdRcPMPUvB19At1c3QOCQ1yVfB3UwjyD3EMcXTycVUIcwzyBDPcPH1CXIN4GFjTEnOKU3mhNDeDvJtriLOHbmpBfnxqcUFicmpeakl8aLCxmaG5sbGhozFhFQADiSZW</recordid><startdate>19711102</startdate><enddate>19711102</enddate><creator>JOSEPH H. APFEL</creator><creator>ROLF F. ILLSLEY</creator><creator>ALFRED J. THELEN</creator><scope>EVB</scope></search><sort><creationdate>19711102</creationdate><title>METHOD FOR MANUFACTURE OF ROTATABLE VARIABLE FILTER</title><author>JOSEPH H. APFEL ; ROLF F. ILLSLEY ; ALFRED J. THELEN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_US3617331A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>1971</creationdate><topic>CHEMICAL SURFACE TREATMENT</topic><topic>CHEMISTRY</topic><topic>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</topic><topic>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</topic><topic>COATING MATERIAL WITH METALLIC MATERIAL</topic><topic>COATING METALLIC MATERIAL</topic><topic>DIFFUSION TREATMENT OF METALLIC MATERIAL</topic><topic>INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL</topic><topic>METALLURGY</topic><topic>OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS</topic><topic>OPTICS</topic><topic>PHYSICS</topic><topic>SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION</topic><toplevel>online_resources</toplevel><creatorcontrib>JOSEPH H. APFEL</creatorcontrib><creatorcontrib>ROLF F. ILLSLEY</creatorcontrib><creatorcontrib>ALFRED J. THELEN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>JOSEPH H. APFEL</au><au>ROLF F. ILLSLEY</au><au>ALFRED J. THELEN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>METHOD FOR MANUFACTURE OF ROTATABLE VARIABLE FILTER</title><date>1971-11-02</date><risdate>1971</risdate><oa>free_for_read</oa></addata></record>
fulltext fulltext_linktorsrc
identifier
ispartof
issn
language eng
recordid cdi_epo_espacenet_US3617331A
source esp@cenet
subjects CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
DIFFUSION TREATMENT OF METALLIC MATERIAL
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
METALLURGY
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
title METHOD FOR MANUFACTURE OF ROTATABLE VARIABLE FILTER
url https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-02-07T13%3A48%3A04IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=JOSEPH%20H.%20APFEL&rft.date=1971-11-02&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3EUS3617331A%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true