CH167659A - Method of manufacturing respiratory filters with a mist filter sheet made of loose fibers. - Google Patents

Method of manufacturing respiratory filters with a mist filter sheet made of loose fibers.

Info

Publication number
CH167659A
CH167659A CH167659DA CH167659A CH 167659 A CH167659 A CH 167659A CH 167659D A CH167659D A CH 167659DA CH 167659 A CH167659 A CH 167659A
Authority
CH
Switzerland
Prior art keywords
sheet made
filter sheet
loose fibers
mist filter
respiratory filters
Prior art date
Application number
Other languages
German (de)
Inventor
Heinrich Dr Draeger Otto
Original Assignee
Heinrich Dr Draeger Otto
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 Heinrich Dr Draeger Otto filed Critical Heinrich Dr Draeger Otto
Publication of CH167659A publication Critical patent/CH167659A/en

Links

CH167659D 1932-04-01 1933-02-01 Method of manufacturing respiratory filters with a mist filter sheet made of loose fibers. CH167659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE167659X 1932-04-01

Publications (1)

Publication Number Publication Date
CH167659A true CH167659A (en) 1934-02-28

Family

ID=5686759

Family Applications (1)

Application Number Title Priority Date Filing Date
CH167659D CH167659A (en) 1932-04-01 1933-02-01 Method of manufacturing respiratory filters with a mist filter sheet made of loose fibers.

Country Status (1)

Country Link
CH (1) CH167659A (en)

Similar Documents

Publication Publication Date Title
CH220402A (en) Process for the production of structures from cellulose xanthate.
CH167659A (en) Method of manufacturing respiratory filters with a mist filter sheet made of loose fibers.
CH200958A (en) Process for treating glass fibers.
CH233528A (en) Process for the production of a solution suitable for spinning into synthetic fibers.
CH220173A (en) Process for the production of crimped staple fibers from viscose.
CH204208A (en) Process for the production of animalized fibers from a spinning mass.
CH225491A (en) Process for the production of a cyclopentano-dimethyl-polyhydro-phenanthrene-carboxylic acid.
CH211301A (en) Process for the preparation of a wool dye.
CH204525A (en) Process for the preparation of a paint binder.
CH212385A (en) Process for the production of staple fibers with a woolen character.
CH218043A (en) Process for the production of woolly man-made staple fibers.
CH144214A (en) Process for the production of a new metal-containing dye.
CH135931A (en) Process for the preparation of a chlorine-containing aldehyde compound.
CH192103A (en) Method and device for the production of mats from glass fibers and other inorganic fibers.
CH205847A (en) Process for the production of a reinforcement insert.
CH203140A (en) Process for the preparation of a monoazo dye.
CH145397A (en) A running carpet consisting of a paper web with stiffened longitudinal edges and a method for producing the same.
CH138446A (en) Process for producing a filtration mass for gas masks
CH189509A (en) Process for making a durable ferrous compound.
CH208730A (en) Process for producing a thickening.
CH218045A (en) Process for the production of cellulose fibers with wool-like properties from a protein-containing viscose solution.
CH209372A (en) Process for the production of links of a cartridge belt for automatic firearms and cartridge belt link produced by this process.
CH127471A (en) Process for making a verminicide.
CH219769A (en) Process for the production of a material consisting at least partly of inorganic fibers.
AT121577B (en) Process for the production of a hydraulic binder.