DE3278201D1
(en )
1988-04-14
Silica particles and method for their preparation
DE3565266D1
(en )
1988-11-03
Fluorine-containing silane compounds and method of preparing them
ZA796752B
(en )
1980-12-31
Silica gel and process for preparing it
DE3665989D1
(en )
1989-11-09
Spherical silica particles preparation process
GB2170799B
(en )
1988-09-14
Method of preparing silica glass
PT80783A
(en )
1985-08-01
Process for the preparation of benzimidazols bezoxazols and benzothiazols
DE3665297D1
(en )
1989-10-05
Method for preparing glass bodies
ZA864609B
(en )
1987-02-25
Process and apparatus for the manufacture of silicon rods
DE3666033D1
(en )
1989-11-09
Method of preparing rotationally symmetric glass bodies
PT81835A
(en )
1986-02-01
Process for the preparation of spirodioxolanes spirodithiolanes and spirooxothiolanes
PT82963A
(en )
1986-08-01
Process for preparing fast clearing photocromic glasses and glasses prepared thereby
AU589577B2
(en )
1989-10-19
Method of preparing silica glass
IL78874A0
(en )
1986-09-30
Method of preparing vaccines and process for the production thereof
GB2203735B
(en )
1991-07-03
Tetracosahedral siliceous particles and process for preparation thereof
HUT45464A
(en )
1988-07-28
Process and equipment for producing glass pearls
BG43058A1
(en )
1988-04-15
Method for preparing of silica gel with spheric form of particles
GB2190373B
(en )
1989-12-20
Method of preparing bromobenzotrifluoride
DE3660220D1
(en )
1988-06-30
Process for the preparation of chloronitroanilines and chloronitrophenols
BG40048A1
(en )
1986-10-15
Method for preparing modified silica gel
CS194081B1
(en )
1979-11-30
Modified silica gel and method of preparing the same
GB2190078B
(en )
1990-04-11
Method of fabricating porous glass rod and apparatus for fabricating the same
PT80960B
(en )
1987-02-06
Process for the preparation of hexa-hydroxide-tetrasulphate tricalcic and tetracopper
BG44262A1
(en )
1988-11-15
Method for preparing of microporous silica gel
BG42579A1
(en )
1988-01-15
Method for preparing of c below 6- alkenes and c below 6- epoxy- compounds
BG37307A1
(en )
1985-05-15
Azoderivatives of 3- nitro- 4- aminophenylsulphonylazide and method for their preparing