CA1035172A
(en )
1978-07-25
Drilling tool including a drill and a receiving part
CH613447A5
(en )
1979-09-28
Process for the preparation of a compound containing an N-substituted bipyridyl ring
PH13591A
(en )
1980-07-16
A device for the inhalation of medicaments
JPS51151154A
(en )
1976-12-25
Remote measuring equipment for well boring
JPS52139851A
(en )
1977-11-22
Adapter ring
ZA755126B
(en )
1976-07-28
Prortable drill pipe magazine
JPS5219101A
(en )
1977-02-14
Packing device for construction of wellhead
CA1027549A
(en )
1978-03-07
Boring apparatus
CS192594B2
(en )
1979-08-31
Method of preparing benzisothiazolones
JPS5238030A
(en )
1977-03-24
Mouth and tooth reparing agent
ZA753581B
(en )
1976-04-28
A method of separating mixtures, preferably gaseous mixtures
ZA765460B
(en )
1977-08-31
A process for the separation of gaseous mitxture
CA1035987A
(en )
1978-08-08
Sack making equipment
CS181456B1
(en )
1978-03-31
Exhaustion and separation adapter for a mouth of drill hole
ZA745187B
(en )
1975-08-27
Recovery of isoprene
IL47268A0
(en )
1975-07-28
New benzodiazepine derivatives and a process for the preparation thereof
GB1525268A
(en )
1978-09-20
Boring tool holder
ZA752335B
(en )
1976-03-31
Drilling apparatus
ZA756257B
(en )
1977-03-30
Pneumatic hammer drill
AU8776975A
(en )
1977-06-30
Positioning rock drilling apparatus
IE41660L
(en )
1976-02-29
Collecting gases given off during filling of a tank¹with fluid
AU7923075A
(en )
1976-09-23
Inserts for drill bits
JPS51151201A
(en )
1976-12-25
Doubleepiston rock drill
YU196975A
(en )
1982-02-25
Process for obtaining a new antibiotic on the base of cyclic ethers
ZA755377B
(en )
1977-01-26
A device for the inhalation of medicaments