GB2205166B
(en )
1991-07-24
Method of measurement of azimuth of a borehole while drilling
PL272025A1
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1989-03-06
Method for manufacturing derivatives of 10-dihydro-10-desketo-11-azaerythronolide a
DE3571545D1
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1989-08-17
Method of partially activating a substrate surfaces
GB8623005D0
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1986-10-29
Drilling method
EP0305143A3
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1990-10-03
Method of selectively forming a conductor layer
AU4065485A
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1985-10-11
Apparatus for drilling a borehole
PL265207A1
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1988-07-21
A method of phenylepiperazine derivatives production
EP0354380A3
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1990-11-07
Method of producing a flexible substrate
PL252904A1
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1985-12-17
Method of obtaining novel derivatives of homoerithromycin a
GB2220300B
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1990-04-18
A method of manufacturing silicon substrate
GB2257997B
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1993-05-12
Straight hole drilling method
EP0257980A3
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1989-06-14
A method of forming a wear-resistant layer
EP0227193A3
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1989-03-22
Method of drilling a borehole
EP0301671A3
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1990-04-18
Method of magnetizing well tubulars
ZA881749B
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1988-08-31
A method of and an arrangement for controlling rock drilling
AU2354988A
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1989-04-13
A method of drilling a substrate
GB2180220B
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1989-07-05
Method of making a case
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1989-06-28
A method of drilling a substrate
HK112194A
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1994-10-21
A method of making a rozor
EP0245677A3
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1988-07-06
A method of soldering
GB2190747B
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1990-02-14
A method of marking
EP0224372A3
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1988-02-24
A method of acoustic well logging
EP0289117A3
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1989-03-15
Method of forming crystals on a substrate
GB2152552B
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1987-08-05
Process for drilling a well
GB2227187B
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1992-04-22
Method of treatment of a substrate