སྒྱུ་རྩལ
མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
དགའ་སྟོན
ཁོར་ཡུག
ཟས་དང་བཏུང་རྫས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང

དུ་རྫས

བིལུ་པིརིན་ཊི ༥༠ ཡོད

བིལུ་པིརིན་ཊི (༥༠)

Rubber Compound: Raw Rubber Washed, Dried and Mixed with Sulphur on Hot Rolls (Thorpe, 1913)

Rubber Compound: Raw Rubber Washed, Dried and Mixed with Sulphur on Hot Rolls (Thorpe, 1913)

Charlie གྱིསDE

དུ་རྫས

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Lab Safety Goggles: Cover-All Body with Baffled Side Vents and a Snap-In Lens (Bausch & Lomb, US 2,715,223, 1955)

Lab Safety Goggles: Cover-All Body with Baffled Side Vents and a Snap-In Lens (Bausch & Lomb, US 2,715,223, 1955)

Emma གྱིསSE

དུ་རྫས

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Plastic Extruder: Steam-Jacketed Screw Stuffer with a Heated Nozzle (Andersen & Strasdin, US 2,384,521, 1945)

Plastic Extruder: Steam-Jacketed Screw Stuffer with a Heated Nozzle (Andersen & Strasdin, US 2,384,521, 1945)

Emma གྱིསSE

དུ་རྫས

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Hearing Protection (Ear Defenders): Rigid Cups on Liquid-Filled Cushions (Shaw & Thiessen, NRC, US 2,801,423, 1957)

Hearing Protection (Ear Defenders): Rigid Cups on Liquid-Filled Cushions (Shaw & Thiessen, NRC, US 2,801,423, 1957)

Tex གྱིསFO

དུ་རྫས

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Chemical-Resistant Gloves: Butyl Latex over Natural Rubber on a Cotton Liner (Hart & Collyer, US 4,190,685, 1980)

Chemical-Resistant Gloves: Butyl Latex over Natural Rubber on a Cotton Liner (Hart & Collyer, US 4,190,685, 1980)

Tex གྱིསFO

དུ་རྫས

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Safety Goggles: Soft Plastic Frame with Turnable Splash-Proof Vent Caps (Hirschmann, US 3,141,172, 1964)

Safety Goggles: Soft Plastic Frame with Turnable Splash-Proof Vent Caps (Hirschmann, US 3,141,172, 1964)

Emma གྱིསSE

དུ་རྫས

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Rubber Squeeze Bulb: Latex Coagulated Inside a Split Mould Coated with Calcium Nitrate (Szegvari, Anode, US 1,949,502)

Rubber Squeeze Bulb: Latex Coagulated Inside a Split Mould Coated with Calcium Nitrate (Szegvari, Anode, US 1,949,502)

Charlie གྱིསDE

བཟོ་གྲྭ

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Clear Adhesive Tape, Example E as Written: Rubber, Rosin and Beta-Naphthol in Benzol (Drew 1939)
ཉེན་ཁ་ཅན།

Clear Adhesive Tape, Example E as Written: Rubber, Rosin and Beta-Naphthol in Benzol (Drew 1939)

Mary གྱིསFI

རང་བྱུང

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Clear Adhesive Tape: Rubber and Rosin Cement on a Clear Cellulose Film, Drew 1939

Clear Adhesive Tape: Rubber and Rosin Cement on a Clear Cellulose Film, Drew 1939

Mary གྱིསFI

དུ་རྫས

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Ebonite Rod: Rubber and an Equal Weight of Sulphur, Cured Hours in the Heat, Goodyear 1851

Ebonite Rod: Rubber and an Equal Weight of Sulphur, Cured Hours in the Heat, Goodyear 1851

Mary གྱིསFI

དུ་རྫས

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Two-Part Epoxy Glue: Bis-Phenol Resin Thinned with Allyl Glycidyl Ether, Hardened with Diethylene Triamine

Two-Part Epoxy Glue: Bis-Phenol Resin Thinned with Allyl Glycidyl Ether, Hardened with Diethylene Triamine

Woody གྱིསNO

ཤིང་བཟོ

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Bisphenol Epoxy Resin: Bisphenol A and Epichlorohydrin in Caustic Soda, Wiles and Newey 1950
ཉེན་ཁ་ཅན།

Bisphenol Epoxy Resin: Bisphenol A and Epichlorohydrin in Caustic Soda, Wiles and Newey 1950

Charlie གྱིསDE

དུ་རྫས

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Silicone Rubber Compound: Dimethyl Silicone Oil Gelled with Ferric Oxide, Agens 1948

Silicone Rubber Compound: Dimethyl Silicone Oil Gelled with Ferric Oxide, Agens 1948

Mary གྱིསFI

དུ་རྫས

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Dimethyl Silicone Oil: Dimethyldichlorosilane Hydrolysed in Dilute Hydrochloric Acid, Agens 1948
ཉེན་ཁ་ཅན།

Dimethyl Silicone Oil: Dimethyldichlorosilane Hydrolysed in Dilute Hydrochloric Acid, Agens 1948

Charlie གྱིསDE

དུ་རྫས

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Nylon 66 Pellets: Nylon Salt Polymerised in an Autoclave, Carothers 1938

Nylon 66 Pellets: Nylon Salt Polymerised in an Autoclave, Carothers 1938

Mary གྱིསFI

དུ་རྫས

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Nylon Salt: Hexamethylenediamine and Adipic Acid Crystallized from Alcohol, Carothers 1938

Nylon Salt: Hexamethylenediamine and Adipic Acid Crystallized from Alcohol, Carothers 1938

Tex གྱིསFO

དུ་རྫས

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Wire Enamel: Polyvinyl Formal and Cresol Resin in Solvent, Jackson and Hall 1938
ཉེན་ཁ་ཅན།

Wire Enamel: Polyvinyl Formal and Cresol Resin in Solvent, Jackson and Hall 1938

Charlie གྱིསDE

དུ་རྫས

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Cresol-Formaldehyde Resin for Wire Enamel, Jackson and Hall 1938
ཉེན་ཁ་ཅན།

Cresol-Formaldehyde Resin for Wire Enamel, Jackson and Hall 1938

Charlie གྱིསDE

དུ་རྫས

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Polyvinyl Formal: Polyvinyl Acetate Acetalised with Formalin, Shawinigan 1933
ཉེན་ཁ་ཅན།

Polyvinyl Formal: Polyvinyl Acetate Acetalised with Formalin, Shawinigan 1933

Charlie གྱིསDE

དུ་རྫས

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Polyvinyl Alcohol: Polyvinyl Acetate Stirred in Alcoholic Potash

Polyvinyl Alcohol: Polyvinyl Acetate Stirred in Alcoholic Potash

Charlie གྱིསDE

དུ་རྫས

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Polyvinyl Acetate: Vinyl Acetate Set Solid by Sunlight

Polyvinyl Acetate: Vinyl Acetate Set Solid by Sunlight

Charlie གྱིསDE

དུ་རྫས

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HDPE Pellets: Ethylene Polymerised in a Fluidised Bed

HDPE Pellets: Ethylene Polymerised in a Fluidised Bed

Charlie གྱིསDE

དུ་རྫས

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Polypropylene Pellets by Bulk Polymerisation in Liquid Propylene

Polypropylene Pellets by Bulk Polymerisation in Liquid Propylene

Charlie གྱིསDE

དུ་རྫས

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Glyptal Resin from Glycerin and Phthalic Anhydride: Callahan, 1914

Glyptal Resin from Glycerin and Phthalic Anhydride: Callahan, 1914

Charlie གྱིསDE

དུ་རྫས

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50 ནང་ལས་ 24 སྟོན་དོ།