FR785966A - Manufacturing process for glasses with good permeability to ultraviolet rays - Google Patents

Manufacturing process for glasses with good permeability to ultraviolet rays

Info

Publication number: FR785966A
Authority: FR; France
Prior art keywords: glasses; manufacturing process; ultraviolet rays; good permeability; permeability
Prior art date: 1934-02-21
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.): Expired

Application number

Other languages

Inventor

Fritz Draisbach

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.)

Joh A Benckiser GmbH

Original Assignee

Joh A Benckiser GmbH

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.)

1934-02-21

Filing date

1935-02-20

Publication date

1935-08-23

1935-02-20 Application filed by Joh A Benckiser GmbH filed Critical Joh A Benckiser GmbH

1935-08-23 Application granted granted Critical

1935-08-23 Publication of FR785966A publication Critical patent/FR785966A/en

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/12—Silica-free oxide glass compositions
- C03C3/16—Silica-free oxide glass compositions containing phosphorus
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C11/00—Surface finishing of leather
- C14C11/003—Surface finishing of leather using macromolecular compounds

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Geochemistry & Mineralogy (AREA)
Materials Engineering (AREA)
Glass Compositions (AREA)

FR785966D 1934-02-21 1935-02-20 Manufacturing process for glasses with good permeability to ultraviolet rays Expired FR785966A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE436426X		1934-02-21

Publications (1)

Publication Number	Publication Date
FR785966A true FR785966A (en)	1935-08-23

Family

ID=6506897

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR785966D Expired FR785966A (en)	1934-02-21	1935-02-20	Manufacturing process for glasses with good permeability to ultraviolet rays

Country Status (4)

Country	Link
BE (1)	BE408008A (en)
FR (1)	FR785966A (en)
GB (1)	GB436426A (en)
NL (1)	NL40544C (en)

1935
- 1935-02-20 NL NL72598A patent/NL40544C/xx active
- 1935-02-20 BE BE408008D patent/BE408008A/xx unknown
- 1935-02-20 FR FR785966D patent/FR785966A/en not_active Expired
- 1935-02-21 GB GB5651/35A patent/GB436426A/en not_active Expired

Also Published As

Publication number	Publication date
GB436426A (en)	1935-10-10
BE408008A (en)	1935-03-30
NL40544C (en)	1937-04-15

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