DE2520528A1 - Verfahren zur vollstaendigen isolierung und raschen trocknung von feststoffen aus suspensionen - Google Patents
Verfahren zur vollstaendigen isolierung und raschen trocknung von feststoffen aus suspensionenInfo
- Publication number
- DE2520528A1 DE2520528A1 DE19752520528 DE2520528A DE2520528A1 DE 2520528 A1 DE2520528 A1 DE 2520528A1 DE 19752520528 DE19752520528 DE 19752520528 DE 2520528 A DE2520528 A DE 2520528A DE 2520528 A1 DE2520528 A1 DE 2520528A1
- Authority
- DE
- Germany
- Prior art keywords
- solids
- organic
- liquid
- suspensions
- mixture
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D12/00—Displacing liquid, e.g. from wet solids or from dispersions of liquids or from solids in liquids, by means of another liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0001—Post-treatment of organic pigments or dyes
- C09B67/0014—Influencing the physical properties by treatment with a liquid, e.g. solvents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0092—Dyes in solid form
- C09B67/0095—Process features in the making of granulates
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0096—Purification; Precipitation; Filtration
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Drying Of Solid Materials (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH642574A CH577851A5 (es) | 1974-05-10 | 1974-05-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2520528A1 true DE2520528A1 (de) | 1975-11-27 |
Family
ID=4309424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19752520528 Withdrawn DE2520528A1 (de) | 1974-05-10 | 1975-05-07 | Verfahren zur vollstaendigen isolierung und raschen trocknung von feststoffen aus suspensionen |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS50154858A (es) |
BE (1) | BE828868A (es) |
BR (1) | BR7502864A (es) |
CA (1) | CA1075444A (es) |
CH (1) | CH577851A5 (es) |
DE (1) | DE2520528A1 (es) |
FR (1) | FR2269991B1 (es) |
GB (1) | GB1513811A (es) |
NL (1) | NL7505326A (es) |
SE (1) | SE7504686L (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2837356C2 (de) * | 1978-08-26 | 1986-04-30 | Institut fizičeskoj chimii Akademii Nauk SSSR, Moskau/Moskva | Verfahren zur Reinigung von Detergentzusatzstoffen für Schmieröle von mechanischen Beimengungen |
NO802471L (no) * | 1980-08-20 | 1982-02-22 | Norsk Hydro As | Fremgangsmaate for oppkonsentrering av lite vannloeselige forbindelser 6ra en vannholdig suspensjon av faste partikler |
DE3114928A1 (de) * | 1981-04-13 | 1982-10-28 | Basf Ag, 6700 Ludwigshafen | Verfahren zur reinigung von rohen organischen pigmenten |
DE3440488A1 (de) * | 1984-11-06 | 1986-05-07 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung hochkonzentrierter waessriger presskuchen von feststoffen |
DE3440487A1 (de) * | 1984-11-06 | 1986-05-07 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung hochkonzentrierter waessriger presskuchen von azodispersionsfarbstoffen |
DE4224302A1 (de) * | 1992-07-23 | 1994-01-27 | Basf Ag | Verfahren zur Reinigung hydrophober Feststoffe |
JP3510663B2 (ja) * | 1994-02-21 | 2004-03-29 | 大塚化学ホールディングス株式会社 | 水溶性アゾ化合物の球状造粒物及びその製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1024475A (en) * | 1961-11-13 | 1966-03-30 | Shell Int Research | Apparatus and process for the separation of at least substantially solid materials from a liquid suspension thereof |
US3804824A (en) * | 1970-01-26 | 1974-04-16 | Baker Perkins Inc | Process for purifying organic azo pigments by centrifugation of an agglomerate of the pigment and an organic liquid from an aqueous slurry |
DE2412369C2 (de) * | 1973-03-16 | 1988-07-28 | CIBA-GEIGY AG, 4002 Basel | Verfahren zur Herstellung von nichtstäubenden, leicht benetzbaren und rasch löslichen Granulaten |
-
1974
- 1974-05-10 CH CH642574A patent/CH577851A5/xx not_active IP Right Cessation
-
1975
- 1975-04-23 SE SE7504686A patent/SE7504686L/xx unknown
- 1975-05-06 NL NL7505326A patent/NL7505326A/xx not_active Application Discontinuation
- 1975-05-06 FR FR7514130A patent/FR2269991B1/fr not_active Expired
- 1975-05-07 DE DE19752520528 patent/DE2520528A1/de not_active Withdrawn
- 1975-05-08 CA CA226,563A patent/CA1075444A/en not_active Expired
- 1975-05-09 GB GB19665/75A patent/GB1513811A/en not_active Expired
- 1975-05-09 BR BR3648/75A patent/BR7502864A/pt unknown
- 1975-05-09 BE BE156174A patent/BE828868A/xx not_active IP Right Cessation
- 1975-05-10 JP JP50055936A patent/JPS50154858A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1024475A (en) * | 1961-11-13 | 1966-03-30 | Shell Int Research | Apparatus and process for the separation of at least substantially solid materials from a liquid suspension thereof |
US3804824A (en) * | 1970-01-26 | 1974-04-16 | Baker Perkins Inc | Process for purifying organic azo pigments by centrifugation of an agglomerate of the pigment and an organic liquid from an aqueous slurry |
DE2412369C2 (de) * | 1973-03-16 | 1988-07-28 | CIBA-GEIGY AG, 4002 Basel | Verfahren zur Herstellung von nichtstäubenden, leicht benetzbaren und rasch löslichen Granulaten |
Non-Patent Citations (2)
Title |
---|
Chemie-Ingenieur-Technik 30, 1958, 144-158 * |
The Canadian Journal of Chemical Engineering 47, 1969, 166-170 * |
Also Published As
Publication number | Publication date |
---|---|
GB1513811A (en) | 1978-06-07 |
BR7502864A (pt) | 1976-03-16 |
CA1075444A (en) | 1980-04-15 |
BE828868A (fr) | 1975-11-10 |
SE7504686L (sv) | 1975-11-11 |
NL7505326A (nl) | 1975-11-12 |
FR2269991B1 (es) | 1979-06-08 |
JPS50154858A (es) | 1975-12-13 |
FR2269991A1 (es) | 1975-12-05 |
CH577851A5 (es) | 1976-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8128 | New person/name/address of the agent |
Representative=s name: SCHWABE, H., DIPL.-ING. SANDMAIR, K., DIPL.-CHEM. |
|
8176 | Proceedings suspended because of application no: |
Ref document number: 2412369 Country of ref document: DE Format of ref document f/p: P |
|
8139 | Disposal/non-payment of the annual fee | ||
8178 | Suspension cancelled |