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

བཟོ་རིག

བིལུ་པིརིན་ཊི ༡,༨༧༨ ཡོད • ཡན་ལག་དབྱེ་རིམ ༡༡

བིལུ་པིརིན་ཊི (༡,༨༧༨)

Heat-Resistant Gloves: Aramid Twill Palm, Knit Back and Felt Liners (NASA, 1984)

Heat-Resistant Gloves: Aramid Twill Palm, Knit Back and Felt Liners (NASA, 1984)

Tex གྱིསFO

འཚེམ

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Brake Cylinder: Piston with Packing Leather, Expander Ring and Release Spring (Westinghouse Air Brake Co., 1901)

Brake Cylinder: Piston with Packing Leather, Expander Ring and Release Spring (Westinghouse Air Brake Co., 1901)

Forge གྱིསNO

ལྕགས་བཟོ

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Leached Copper Refinery Slimes: Copper Dissolved Out with Acid, Steam and Air (Anaconda, Peters 1905)
ཉེན་ཁ་ཅན།

Leached Copper Refinery Slimes: Copper Dissolved Out with Acid, Steam and Air (Anaconda, Peters 1905)

Charlie གྱིསDE

ལྕགས་བཟོ

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Electrolytic Copper and Refinery Slimes: Blister Anodes Dissolved in Bluestone and Acid (Barnett, in Peters 1905)
ཉེན་ཁ་ཅན།

Electrolytic Copper and Refinery Slimes: Blister Anodes Dissolved in Bluestone and Acid (Barnett, in Peters 1905)

Charlie གྱིསDE

ལྕགས་བཟོ

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Blister Copper: Matte Blown in a Quartz-Lined Converter (Parrot Works, Butte, Peters 1905)
ཉེན་ཁ་ཅན།

Blister Copper: Matte Blown in a Quartz-Lined Converter (Parrot Works, Butte, Peters 1905)

Charlie གྱིསDE

ལྕགས་བཟོ

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Copper Matte: Hot Calcines Smelted to 50 % Matte in Butte Reverberatories (Peters 1905)

Copper Matte: Hot Calcines Smelted to 50 % Matte in Butte Reverberatories (Peters 1905)

Charlie གྱིསDE

ལྕགས་བཟོ

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Calcined Copper Concentrate: Pyritic Concentrates Roasted to 8 % Sulphur in Allen-O'Harra Calciners (Butte, Peters 1905)
ཉེན་ཁ་ཅན།

Calcined Copper Concentrate: Pyritic Concentrates Roasted to 8 % Sulphur in Allen-O'Harra Calciners (Butte, Peters 1905)

Charlie གྱིསDE

ལྕགས་བཟོ

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Copper Concentrate: Sulphide Ore Stamped, Jigged and Tabled at the Anaconda Mill (Richards, Ore Dressing 1903)

Copper Concentrate: Sulphide Ore Stamped, Jigged and Tabled at the Anaconda Mill (Richards, Ore Dressing 1903)

Charlie གྱིསDE

ལྕགས་བཟོ

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Ferromolybdenum: Molybdic Oxide Smelted with Coke and Lime into Molten Steel in an Electric Arc Furnace (Brigham, US 4,160,661)

Ferromolybdenum: Molybdic Oxide Smelted with Coke and Lime into Molten Steel in an Electric Arc Furnace (Brigham, US 4,160,661)

Charlie གྱིསDE

ལྕགས་བཟོ

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Swedish Bar Iron: White Pig Iron Refined in a Walloon Finery and Drawn under Water Hammers, as at Dannemora (Percy, 1864)

Swedish Bar Iron: White Pig Iron Refined in a Walloon Finery and Drawn under Water Hammers, as at Dannemora (Percy, 1864)

Forge གྱིསNO

ལྕགས་བཟོ

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White Charcoal Pig Iron: Calcined Magnetic Ore Smelted with Charcoal in a Swedish Blast Furnace (Percy, 1864)

White Charcoal Pig Iron: Calcined Magnetic Ore Smelted with Charcoal in a Swedish Blast Furnace (Percy, 1864)

Forge གྱིསNO

ལྕགས་བཟོ

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Longquan Celadon Bowls: Glaze of Glaze Stone, Husk-and-Lime Ash and Zijin Clay, Reduction Fired

Longquan Celadon Bowls: Glaze of Glaze Stone, Husk-and-Lime Ash and Zijin Clay, Reduction Fired

Clay གྱིསDK

རྡོ་ཐལ་དང་ས་ཕྱེ

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Cation Exchange Resin: Phenol Sulfonated and Cured with Formaldehyde (Wassenegger and Jaeger, I.G., US 2,204,539)
ཉེན་ཁ་ཅན།

Cation Exchange Resin: Phenol Sulfonated and Cured with Formaldehyde (Wassenegger and Jaeger, I.G., US 2,204,539)

Charlie གྱིསDE

རང་བྱུང

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Yoshino Tissue: Kozo Paper So Thin Fifty Sheets Weigh 35 Grams (Nibu, after Rein 1889)

Yoshino Tissue: Kozo Paper So Thin Fifty Sheets Weigh 35 Grams (Nibu, after Rein 1889)

Charlie གྱིསDE

ཨེ་དོའི་དུས

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Aircraft Dope: Celluloid in Acetone, Alcohol and Benzole with Beeswax and Paraffin Wax (Groves, US 1,366,256)
ཉེན་ཁ་ཅན།

Aircraft Dope: Celluloid in Acetone, Alcohol and Benzole with Beeswax and Paraffin Wax (Groves, US 1,366,256)

Charlie གྱིསDE

སྦྱར་རྫས་བཟོ

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PVC Solvent Cement: Tetrahydrofuran, Cyclohexanone and PVC Resin (Gheen, US 3,539,166)

PVC Solvent Cement: Tetrahydrofuran, Cyclohexanone and PVC Resin (Gheen, US 3,539,166)

Charlie གྱིསDE

སྦྱར་རྫས་བཟོ

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Clear Laminating Film: Polyvinyl Butyral Plasticised with Tributyl Citrate and Extruded (Nason, Monsanto, US 2,126,028)

Clear Laminating Film: Polyvinyl Butyral Plasticised with Tributyl Citrate and Extruded (Nason, Monsanto, US 2,126,028)

Charlie གྱིསDE

སྦྱར་རྫས་བཟོ

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Uninked Ribbon Fabric: Undyed Raw Silk Weighted in Stannic Chloride (Beall, US 1,263,019, 1918)

Uninked Ribbon Fabric: Undyed Raw Silk Weighted in Stannic Chloride (Beall, US 1,263,019, 1918)

Charlie གྱིསDE

རས་དང་པགས

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Uninked Ribbon Fabric: Nylon with a Crimped Filler, Relaxed in Soap (Thompson, US 2,918,160, 1959)

Uninked Ribbon Fabric: Nylon with a Crimped Filler, Relaxed in Soap (Thompson, US 2,918,160, 1959)

Charlie གྱིསDE

རས་དང་པགས

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Uninked Ribbon Fabric: Narrow Woven Cotton Strip with Two Selvages (Rogers, US 420,312, 1890)

Uninked Ribbon Fabric: Narrow Woven Cotton Strip with Two Selvages (Rogers, US 420,312, 1890)

Charlie གྱིསDE

རས་དང་པགས

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Pop Rivets: Copper Hollow Rivet on a Steel Break Mandrel with a Ring-Cutter Head (Kraemer, US 3,257,890)

Pop Rivets: Copper Hollow Rivet on a Steel Break Mandrel with a Ring-Cutter Head (Kraemer, US 3,257,890)

Charlie གྱིསDE

ལྕགས་བཟོ

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Polyethylene Powder for Rotomoulding: LDPE Pellets Cut to -30 Mesh in an Air-Cooled Mill (Feder, Wedco, US 3,428,260)

Polyethylene Powder for Rotomoulding: LDPE Pellets Cut to -30 Mesh in an Air-Cooled Mill (Feder, Wedco, US 3,428,260)

Charlie གྱིསDE

སྦྱར་རྫས་བཟོ

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Modelling Clay That Never Hardens: Kaolin Kneaded with Petroleum Jelly (Lanza, US 861,294, 1907)

Modelling Clay That Never Hardens: Kaolin Kneaded with Petroleum Jelly (Lanza, US 861,294, 1907)

Charlie གྱིསDE

པར་བཀོད

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PTFE Sheet: Compact-Extruded Films, Sintered, Laid at 45° and Fused (MacFarland, Hills-McCanna, US 3,130,954)

PTFE Sheet: Compact-Extruded Films, Sintered, Laid at 45° and Fused (MacFarland, Hills-McCanna, US 3,130,954)

Charlie གྱིསDE

སྦྱར་རྫས་བཟོ

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1878 ནང་ལས་ 24 སྟོན་དོ།