US4958998B1
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1996-10-08
Glasslike carbon composite material and method of preparing the same
ZA875753B
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1988-01-19
Methods of distriminating between contaminated and uncontaminated containers
PL253788A1
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1986-07-29
Method of reclaiming minerals
GB8714793D0
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1987-07-29
Production of useful materials
GB2163143B
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1988-05-05
Method of manufacturing carbon materials
EP0157560A3
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1987-02-04
Method of producing carbon materials
GB2199820B
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1990-10-10
Method of composting
GB8330464D0
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1983-12-21
Reclamation of raw materials
EP0246898A3
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1990-03-21
Method of curve approximation
EP0262823A3
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1989-06-07
Method of reducing the volume of low level radioactive waste material
ZA873039B
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1988-03-30
Treatment of waste material
PL262485A2
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1987-11-02
Method of enriching mineral raw materials contaminated with silty materials
IL82762A0
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1987-12-20
Method of and arrangement for purifying contaminated water
IL78611A0
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1986-08-31
Production of polyprenoid and ubiquinone-type compounds
GB2168261B
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1988-04-13
Method of mixing materials and apparatus therefor
GB2164641B
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1988-12-29
Method and apparatus for the biological treatment of sewage
PL257851A1
(en )
1987-11-30
Method of briquets of mineral raw materials
PL233397A1
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1983-04-11
Method of treatment of aluminium-bearing raw materials
GB2190909B
(en )
1990-05-02
Treatment of waste material
GB8410783D0
(en )
1984-06-06
Biological mixture and method
PL148283B2
(en )
1989-09-30
Method of purifying raw 2-methoxycarbonyl-amino-benzimidazole-5-/6/-phenylthioester
PL262706A1
(en )
1988-08-04
Method of aeration of liquids
PL250409A2
(en )
1985-09-24
Method of aerating liquids
GB8312075D0
(en )
1983-06-08
Biological method and mixture
PL252223A2
(en )
1986-01-28
Method of mixing loose solid materials