Floc agglomeration and structuration by a specific talc mineral composition

Water Science and Technology

Volumn 36, Issue 4, 1997, Pages 57-68

  Bidault, A ^a   Clauss, F ^b   Helaine, D ^b   Balavoine, C ^b  

^a Compagnie Internationale des Talcs ^*  (France)

^b Luzenac Europe   (France)

Author keywords

Activated sludge; Bulking; Deflocculation; Hydrocyclone; Hydrophobicity; Particle size; Settleability; SVI; Talc

Indexed keywords

AGGLOMERATION; CYCLONE SEPARATORS; DENSIFICATION; EFFLUENTS; SEWAGE AERATION; SEWAGE TANKS; SHEAR STRENGTH; STRUCTURE (COMPOSITION); TALC; WASTEWATER TREATMENT;

DEFLOCCULATION; HYDROCYCLONES; HYDROPHOBICITY;

ACTIVATED SLUDGE PROCESS;

TALC;

ACTIVATED SLUDGE; AERATION; BACTERIUM; CONFERENCE PAPER; EFFLUENT; FLOCCULATION; PARTICLE SIZE; PARTICULATE MATTER; WASTE WATER MANAGEMENT; WASTE WATER TREATMENT PLANT;

BACTERIA (MICROORGANISMS);

EID: 0030864263     PISSN: 02731223     EISSN: None     Source Type: Book Series    
DOI: 10.1016/S0273-1223(97)00419-8     Document Type: Conference Paper

References (19)

1. Banks, C. J. and Walker, I. (1977). Sonication of activated sludge flocs and the recovery of their bacteria on solid media. J. Gen. Microbiology, 98, 363-368.
2. Capdeville, B. (1992, 1993, 1994). Use of talc powder in waste water treatment processes. Graduation works. Contracts No. 941.1 to 941.6 with INSA Toulouse, Fr.
3. Eikelboom, D. H. (1995). Improvement of the settling properties of bulking activated sludge by the addition of talc; A feasibility study. TNO report R 95/114, Delft, NI. Unpublished.
4. Forster, C. F. (1976). Bioflocculation in the activated sludge process. Wat. SA. 2, 119-125.
5. Jorand, F., Guicherd, P., Urbain, V., Manem, J. and Block, J. C. (1994). Hydrophobicity of activated sludge flocs and laboratory-grown bacteria. Wat. Sci. Tech. 30(11), 211-218.
6. Li, D. H. and Ganczarczyk, J. J. (1987). Stroboscopic determination of settling velocity, size and porosity of activated sludge flocs. Wat. Res. 21, 257-262.
7. Li, D. H. and Ganczarczyk, J. J. (1988). Flow through activated sludge flocs. Wat. Res. 22, 789-792.
8. Li, D. H. and Ganczarczyk, J. J. (1990). Structure of activated sludge flocs. Biotechnol. Bioengng. 35, 57-65.
9. Li, D. H. and Ganczarczyk, J. J. (1992). Advective transport in activated sludge flocs. Wat. Envir. Res. 64, 236-240.
10. Magara, Y., Numbu, S. and Utosaw, K. (1976). Biochemical and physical properties of an activated sludge on settling characteristics. Wat. Res. 10, 71.
11. Nàmer, J. and Ganczarczyk, J. J. (1993). Settling properties of digested sludge particle aggregates. Wat. Res. 27, 1285-1294.
12. Novàk, L., Larrea, L., Wanner, J. and Garcia-Herrras, J. L. (1993). Non-filamenteous activated sludge bulking in a laboratory scale system. Wat. Res. 27, 1339-1346.
13. Parker, D. S. Kaufman, W. J. and Jenkins, D. (1971). Physical conditioning of activated sludge floc. J. Wat. Pollut. Control Fed. 43, 1817-1833.
14. Sezgin, M., Jenkins, D. and Parker, D. S. (1978). A unified theory of filamenteous sludge bulking. J. Wat. Pollut. Control Fed. 50, 362-381.
15. Tambo, N. and Watanabe, Y. (1979). Physical characteristics of flocs-I. The floc density function and aluminium floc. Wat. Res. 13, 409-419.
16. Urbain, V., Manem, J. and Block, J. C. (1993). Bioflocculation in activated sludge: an analytical approach. Wat. Res. 27, 829-838.
17. Wanner, J. (1992). Comparison of biocenoses from continuous and sequencing batch reactors. Wat. Sci. Tech. 25(6), 239-249.
18. Williams, A. R., Forster, C. F. and Hughes, D. E. (1971). Using an ultrasonic technique in the enumeration of activated sludge bacteria. Effluent Wat. Trea. J. 11, 83-86.
19. Williams, A. R., Stafford, D. A., Calley, A. G. and Hughes, D. E. (1970). Ultrasonic dispersal of activated sludge flocs. J. Appl. Bact. 33, 656-663.