US1918374A - Preparation of neutral or alkaline precipitating liquids - Google Patents
Preparation of neutral or alkaline precipitating liquids Download PDFInfo
- Publication number
- US1918374A US1918374A US397455A US39745529A US1918374A US 1918374 A US1918374 A US 1918374A US 397455 A US397455 A US 397455A US 39745529 A US39745529 A US 39745529A US 1918374 A US1918374 A US 1918374A
- Authority
- US
- United States
- Prior art keywords
- neutral
- preparation
- alkaline precipitating
- dissolved
- liquids
- Prior art date
- 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 - Lifetime
Links
- 230000001376 precipitating effect Effects 0.000 title description 7
- 239000007788 liquid Substances 0.000 title description 4
- 230000007935 neutral effect Effects 0.000 title description 3
- 238000002360 preparation method Methods 0.000 title description 2
- 239000007789 gas Substances 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920002955 Art silk Polymers 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/02—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts
- D01F2/04—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts from cuprammonium solutions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
Definitions
- Patented J l 18 r UNITED STATES.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Treating Waste Gases (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Inorganic Fibers (AREA)
- Gas Separation By Absorption (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH341025X | 1928-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US1918374A true US1918374A (en) | 1933-07-18 |
Family
ID=4505625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US397455A Expired - Lifetime US1918374A (en) | 1928-10-08 | 1929-10-04 | Preparation of neutral or alkaline precipitating liquids |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1918374A (en)) |
| DE (1) | DE550876C (en)) |
| FR (1) | FR682737A (en)) |
| GB (1) | GB341025A (en)) |
| NL (1) | NL26682C (en)) |
-
0
- NL NL26682D patent/NL26682C/xx active
-
1929
- 1929-10-03 FR FR682737D patent/FR682737A/fr not_active Expired
- 1929-10-04 US US397455A patent/US1918374A/en not_active Expired - Lifetime
- 1929-10-06 DE DEN31004D patent/DE550876C/de not_active Expired
- 1929-10-08 GB GB30489/29A patent/GB341025A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE550876C (de) | 1932-05-21 |
| NL26682C (en)) | |
| FR682737A (fr) | 1930-06-02 |
| GB341025A (en) | 1931-01-08 |
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