3

Behaviour in solution of humic acids from lignite in the presence of calcium ions

Year:
1983
Language:
english
File:
PDF, 225 KB
english, 1983
7

Cleaning of Spanish high-rank coals by agglomeration with vegetable oils

Year:
1996
Language:
english
File:
PDF, 565 KB
english, 1996
18

Ionic conductivity of NASICON-type LiHf2(PO4)3: a reexamination

Year:
1996
Language:
english
File:
PDF, 596 KB
english, 1996
23

Characteristics of HACaP complexes prepared from lignite humic acids

Year:
1983
Language:
english
File:
PDF, 334 KB
english, 1983
29

Orthogonal spaces and screw systems

Year:
1992
Language:
english
File:
PDF, 495 KB
english, 1992
30

Classification of screw systems—II. Three-systems

Year:
1992
Language:
english
File:
PDF, 1.04 MB
english, 1992
31

Classification of screw systems—I. One- and two-systems

Year:
1992
Language:
english
File:
PDF, 500 KB
english, 1992
43

Chromium(VI) removal with activated carbons

Year:
1995
Language:
english
File:
PDF, 580 KB
english, 1995