PURPOSE:To efficiently remove oil drops by opposing an oil drop condensing part to an oil trapping part and connecting a thermoelectric element between a low- temperature heat transfer plate and a high-temperature heat transfer plate, and causing a current to flow through the oil drop condensing part and the oil drop trapping part. CONSTITUTION:A thin and long oil drop condensing part 1 is connect...

NEW MATERIAL:The compound of formula I (R<1> is substituted or unsubstituted phenyl; R<2> is H or lower alkyl; R<3> is H, lower alkyl or lower alkanoyl; Q is single bond or lower alkylene; Alk is lower alkylene; Y and Z are O or S; the group of formula II is formula III or formula IV) or its salt. EXAMPLE:N-methyl-2-{2-[2-(4-(3-fluorophenyl-1,2,3,6-tetrahydro-py-ridi n-1-yl)ethyl oxy]phenyl}thiazo...

NEW MATERIAL:The pyrazine derivative of formula I (R is lower alkyl, lower alkoxy or halogen) and its salt. EXAMPLE:3-Methyl-N-(1H-5-tetrazolyl)pyrazine-2-carboxamide. USE:Remedy for bronchial asthma, allergic gastroenteric disorder, hay fever, uriticaria, allergic rhinitis, etc. It has excellent anti-allergic and expectrant activities. PREPARATION:The compound of formula I can be produced by conv...

NEW MATERIAL:The 1,4-dihydropyridine derivative of formula I (R<1> is alkyl; R<2> is N-containing heterocyclic group; A is alkylene, etc.; B is alkylene, alkenylene, etc.; X is O, S, etc.; Y is O, S or vinylene; Z is O, S, etc.; R<3> is aryl or aromatic heterocyclic group; R<4> is esterified carboxyl; R<5> is alkyl) or its salt. EXAMPLE:2, 6-Dimethyl-4-( 3-nitrophenyl )-1, 4-dihydropyridine-3, 5-d...

NEW MATERIAL:The compound of formula I [X is H, halogen, lower alkyl, lower alkoxy or di(lower alkyl)amino; R<1> is H or lower alkyl; R<2> is lower alkyl, benzyl, thienylmethyl, or benzyl or thienylmethyl substituted with lower alkyl, lower alkoxy or methylenedioxy]. EXAMPLE:2,3-bis(p-Methoxyphenyl)-5-methylpyrazine. USE:Medicinal drug. A platelet coagulation inhibitor. It remarkably suppresses th...

NEW MATERIAL:A 1,4-dihydropyridine derivative shown by the formula I [X is halogen; R<1> is 1-10C straight-chain, branched chain or cyclic alkyl, -(CH2)n-Y (n is 0-8; Y is 3-6C cyclic alkyl, aryl, etc.), -(CH2)m-O-Z (m is 0-8; Z is alkyl or aryl) or group shown by the formula II (l is 1-7; A is H, alkyl or aryl; R3 and R4 are alkyl, aryl, etc.; R<2> is lower alkyl)] or its acid addition salt. EXAM...

Amides of formula: I in which A is V and W are H, halogen, alkyl (1-3C), alkoxy (1-3C), NO2 or CF3, Z is bound in the ortho or para position with respect to B and is phenyl, optionally substituted, thienyl or pyridyl, the chain X-(CH2)n-(CHR)m-CO-NR1R2 is bound in the ortho or para position with respect to B, R is H or alkyl (1-3C), R1 and R2 are alkyl (1-6C), cycloalkyl (3...

NEW MATERIAL:A compound shown by the formula I [X is group shown by the formula II, formula III, H2N(CH2)5-, etc.; Y is group shown by the formula IV (R1 and R2 are H, phenyl, etc.)]. EXAMPLE:N<2>-( Trans-4-aminomethylcyclohexylcarbonyl )-L-lysine 4-isopropyloxy carbonylanilide. USE:A protease inhibitor having antiplasmin activity, antikallikrein activity, antitrypsin activity and antiurokinase ac...

PURPOSE:To obtain the titled pharmaceutical useful as a remedy for angina pectoris, etc. industrially and advantageously, by adding an acrylic acid resin as a sustained releasing agent in a specific proportion in the form of a solution or dispersion to mixed powder of diltiazem hydrochloride and an excipient and granulating the resultant mixture. CONSTITUTION:An acrylic acid resin, e.g. a copolyme...

Electrically operated valve for liquid or gaseous media, suitable for internal combustion engines, possessing an electrically-activated actuating element with a short actuating displacement, this actuating element acting on a control valve, and possessing a nozzle element which unblocks a nozzle when a defined pressure is present in the supply line. The actuating element is connected to an actuati...

A data transmission system having a number of control devices connected by at least one clock-control transmission loop operated directionally dependent insures that a data signal intended for a group of control devices in the system is actually received by all of the intended control devices. The control device emitting the signal adds an entry preceding the data portion of the signal which ident...