NL84409C - - Google Patents
Info
- Publication number
- NL84409C NL84409C NL84409DA NL84409C NL 84409 C NL84409 C NL 84409C NL 84409D A NL84409D A NL 84409DA NL 84409 C NL84409 C NL 84409C
- Authority
- NL
- Netherlands
- Prior art keywords
- grating
- sheet
- group
- diffraction
- rulings
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1847—Manufacturing methods
- G02B5/1852—Manufacturing methods using mechanical means, e.g. ruling with diamond tool, moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/02—Cellulose; Modified cellulose
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/08—Cellulose derivatives
- C09D101/16—Esters of inorganic acids
- C09D101/18—Cellulose nitrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D189/00—Coating compositions based on proteins; Coating compositions based on derivatives thereof
- C09D189/04—Products derived from waste materials, e.g. horn, hoof or hair
- C09D189/06—Products derived from waste materials, e.g. horn, hoof or hair derived from leather or skin
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB536150A GB684854A (en) | 1950-03-02 | 1950-03-02 | An improved method of obtaining reproductions of rulings such as diffraction gratings |
Publications (1)
Publication Number | Publication Date |
---|---|
NL84409C true NL84409C (xx) |
Family
ID=9794661
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL84409D NL84409C (xx) | 1950-03-02 | ||
NL7414141.A NL159537B (nl) | 1950-03-02 | Batterijcel waarvan de actieve positieve massa zilverchromaat bevat. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7414141.A NL159537B (nl) | 1950-03-02 | Batterijcel waarvan de actieve positieve massa zilverchromaat bevat. |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB684854A (xx) |
NL (2) | NL159537B (xx) |
-
0
- NL NL84409D patent/NL84409C/xx active
- NL NL7414141.A patent/NL159537B/xx unknown
-
1950
- 1950-03-02 GB GB536150A patent/GB684854A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB684854A (en) | 1952-12-24 |
NL159537B (nl) |
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