CS253388A2
(en )
1990-09-12
Method of 10-dihydro-10-dexy-11-azarythronolides prepararation
PL286707A1
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1991-10-07
Method of obteining tetraniture
HU896774D0
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1990-03-28
Process for preparation of condensated-quinoline-derivatives
HU896728D0
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1990-03-28
Process for preparation of mono-n-alkylated polyzamacrocyclides
GB8918477D0
(en )
1989-09-20
Method of packaging
BG50834A3
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1992-11-16
Method for the preparation of 3- acyl- 2- oxindole- 1- carboxamides
GB9108932D0
(en )
1991-06-19
Method for the manufacture of contour-stable objects
PL277819A1
(en )
1990-01-08
Method for manufacturing new derivatives of quinole
GB2220602B
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1991-10-09
Method of cutting
BG47363A1
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1990-07-16
Method for prophylaxis of ricketsiosites
PL272979A1
(en )
1989-12-11
Method of obtaining 2-amin-4-mitrophenol
GB2226823B
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1992-03-25
Method of flame-proofing
RO102312B1
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1992-05-13
Process for isolating-purifying ethyl-succinate of erythromicine
CS274683B2
(en )
1991-09-15
Method of dialkyldichlorosuccinates
GB8807806D0
(en )
1988-05-05
Process for carbo-amination/of olefins
CS870188A1
(en )
1990-05-14
Method of 4-amino-1-phenyl-chloro-6-pyridazone
HU900159D0
(en )
1990-03-28
Process for preparation of tetrazide-derivatives
BG45622A1
(en )
1989-07-14
Method for prepraing of polyethylentherephthalate
BG47118A1
(en )
1990-05-15
Method for preparing of moenomycine
BG46672A1
(en )
1990-02-15
Method for preparing of alkyl- 2- cyanacrylates
BG46526A1
(en )
1990-01-15
Method for preparing of nitroacetamylides
PL274962A1
(en )
1990-04-02
Method of obtaining high pururity rhanitidine
BG46492A1
(en )
1990-01-15
Method for multipassage cutting of threads
BG46974A1
(en )
1990-04-16
Method for coloidic stabillizing of beer
SU1572544A1
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1990-06-23
Method of ureterocystomy