NL6811019A - - Google Patents
Info
- Publication number
- NL6811019A NL6811019A NL6811019A NL6811019A NL6811019A NL 6811019 A NL6811019 A NL 6811019A NL 6811019 A NL6811019 A NL 6811019A NL 6811019 A NL6811019 A NL 6811019A NL 6811019 A NL6811019 A NL 6811019A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/157—After-treatment of gels
- C01B33/158—Purification; Drying; Dehydrating
- C01B33/1585—Dehydration into aerogels
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED0053753 | 1967-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6811019A true NL6811019A (https=) | 1969-02-05 |
Family
ID=7055224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6811019A NL6811019A (https=) | 1967-08-03 | 1968-08-02 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1667007B1 (https=) |
| FR (1) | FR1575283A (https=) |
| GB (1) | GB1238053A (https=) |
| NL (1) | NL6811019A (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304052A (en) * | 1979-04-05 | 1981-12-08 | Bfg Glassgroup | Drying intumescent material |
| GB2083451B (en) * | 1980-09-11 | 1984-07-25 | Atomic Energy Authority Uk | Removing water from gels |
| GB2083899B (en) * | 1980-09-11 | 1984-05-31 | Atomic Energy Authority Uk | Removing water from gels |
| NL8403667A (nl) * | 1984-12-03 | 1986-07-01 | Philips Nv | Werkwijze voor de vervaardiging van monolitische glaslichamen. |
| US5473826A (en) * | 1994-08-19 | 1995-12-12 | Yazaki Corporation | Process for drying sol-gel derived porous bodies at elevated subcritical temperatures and pressures |
-
1967
- 1967-08-03 DE DE19671667007 patent/DE1667007B1/de not_active Withdrawn
-
1968
- 1968-07-31 FR FR1575283D patent/FR1575283A/fr not_active Expired
- 1968-08-01 GB GB1238053D patent/GB1238053A/en not_active Expired
- 1968-08-02 NL NL6811019A patent/NL6811019A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1575283A (https=) | 1969-07-18 |
| DE1667007B1 (de) | 1972-05-25 |
| GB1238053A (https=) | 1971-07-07 |